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Trojan.Win32.Antavka.bz MVID-2021-0001 Insecure Permissions / Privilege Escalation

Trojan.Win32.Antavka.bz MVID-2021-0001 Insecure Permissions / Privilege Escalation
Posted Jan 4, 2021
Authored by malvuln | Site malvuln.com

Trojan.Win32.Antavka.bz malware suffers from an insecure permissions vulnerability that can allow for privilege escalation.

tags | exploit, trojan
systems | windows
SHA-256 | 3a0c0a8c95934523df7b95cb211fb6da3e0d594dd977b28abd59f70b6efad7e7

Trojan.Win32.Antavka.bz MVID-2021-0001 Insecure Permissions / Privilege Escalation

Change Mirror Download
Discovery / credits: malvuln - Malvuln.com (c) 2021
Original source: http://malvuln.com/advisory/2e4573d8925be404a9a1ff49ee2f5bc3.txt
Contact: malvuln13@gmail.com
Media: twitter.com/malvuln

Threat: Trojan.Win32.Antavka.bz
Vulnerability: Insecure Permissions EoP
Description: Change permissions are granted to authenticated users on the C:\Temp dir housing the malware.

Type: PE32
MD5: 2e4573d8925be404a9a1ff49ee2f5bc3
Vuln ID: MVID-2021-0001
Dropped files: 1.exe
Disclosure: 01/01/2021

Exploit/PoC:
C:\>cacls C:\Temp\1.exe
C:\Temp\1.exe BUILTIN\Administrators:(ID)F
NT AUTHORITY\SYSTEM:(ID)F
BUILTIN\Users:(ID)R
NT AUTHORITY\Authenticated Users:(ID)C


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 occuring from improper Malware handling or the downloading of ANY Malware mentioned on this website or elsewhere. All content Copyright (c) Malvuln.com (TM).
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