Discovery / credits: Malvuln - malvuln.com (c) 2021 Original source: https://malvuln.com/advisory/0187e62ca40cb3d556a2c5825620bd8f.txt Contact: malvuln13@gmail.com Media: twitter.com/malvuln Threat: Trojan-Spy.Win32.WinSpy.vwl Vulnerability: Insecure Permissions EoP Description: WinSpy.vwl create two directories "Accessories" and "Netrix" under "Program Files (x86)". Netrix grants full permissions (F) to everyone user group. It drops several files under "AppData\Local\Temp\Compress0" windns.exe, RDS.exe, messenger.exe and opens TCP port 443. Type: PE32 MD5: 0187e62ca40cb3d556a2c5825620bd8f Vuln ID: MVID-2021-0078 Dropped files: java.exe, windns.exe, RDS.exe, messenger.exe Disclosure: 02/07/2021 Exploit/PoC: C:\>cacls "\Program Files (x86)\Netrix" C:\Program Files (x86)\Netrix Everyone:(OI)(CI)F Disclaimer: The information contained within this advisory is supplied "as-is" with no warranties or guarantees of fitness of use or otherwise. Permission is hereby granted for the redistribution of this advisory, provided that it is not altered except by reformatting it, and that due credit is given. Permission is explicitly given for insertion in vulnerability databases and similar, provided that due credit is given to the author. The author is not responsible for any misuse of the information contained herein and accepts no responsibility for any damage caused by the use or misuse of this information. The author prohibits any malicious use of security related information or exploits by the author or elsewhere. Do not attempt to download Malware samples. The author of this website takes no responsibility for any kind of damages occurring from improper Malware handling or the downloading of ANY Malware mentioned on this website or elsewhere. All content Copyright (c) Malvuln.com (TM).