Backdoor.Win32.Verify.f malware has backdoors running on TCP ports 1906 and 1907 that do not require any authentication.
ca8e4a026f7a8a413a34154343153445Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source: https://malvuln.com/advisory/119cd00c48678d63ec07762a7ff08ac7.txt
Contact: [email protected]
Media: twitter.com/malvuln
Threat: Backdoor.Win32.Verify.f
Vulnerability: Missing Authentication
Description: Backdoor.Win32.Verify by pMK, yet another self-hating backdoor as it lacks authentication granting access to whoever can reach the infected system. This malware listens on both TCP ports 1906 and 1907, after telnet logon you are greeted with:
Welcome to pMK_Veryfun v2081, type "help" or "helpv" for more information.
Version [2081] - 27 Mar 2005 - Written by [pMK] - x0x0x0x0x0x0x0 [pTH]
Access granted! My IP is [x.x.x.x|DESKTOP-BLAHBLAH]
Type: PE32
MD5: 119cd00c48678d63ec07762a7ff08ac7
Vuln ID: MVID-2021-0043
Dropped files: MsSysInfo32.exe
Disclosure: 01/20/2021
Exploit/PoC:
TELNET MALWARE_INFECTED_HOST 1906
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).