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Trojan.Win32.Cospet.abg Insecure Permissions

Trojan.Win32.Cospet.abg Insecure Permissions
Posted Feb 8, 2021
Authored by malvuln | Site malvuln.com

Trojan.Win32.Cospet.abg malware suffers from an insecure permissions vulnerability.

tags | exploit, trojan
systems | windows
MD5 | 07ecb73daef0b93254d07f1f64c79f10

Trojan.Win32.Cospet.abg Insecure Permissions

Change Mirror Download
Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source: https://malvuln.com/advisory/5f5b308853b9aa9243390c135ff6ba1b.txt
Contact: malvuln13@gmail.com
Media: twitter.com/malvuln

Threat: Trojan.Win32.Cospet.abg
Vulnerability: Insecure Permissions EoP
Description: Cospet.abg, creates an vulnerable dir named "dir" under c:\ drive granting change (C) permissions to the authenticated users group. Sends SYN packet to TCP port 2185.
Type: PE32
MD5: 5f5b308853b9aa9243390c135ff6ba1b
Vuln ID: MVID-2021-0069
Dropped files: Lsas.exe
Disclosure: 02/06/2021

Exploit/PoC:
C:\>cacls \dir
C:\dir BUILTIN\Administrators:(OI)(CI)(ID)F
NT AUTHORITY\SYSTEM:(OI)(CI)(ID)F
BUILTIN\Users:(OI)(CI)(ID)R
NT AUTHORITY\Authenticated Users:(ID)C
NT AUTHORITY\Authenticated Users:(OI)(CI)(IO)(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 occurring 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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