Categories: Ransom

What is “Ransom:Win32/LockScreen.LK!MTB”?

The Ransom:Win32/LockScreen.LK!MTB is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Ransom:Win32/LockScreen.LK!MTB virus can do?

Creates RWX memory
Possible date expiration check, exits too soon after checking local time
Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
Unconventionial language used in binary resources: Korean
The binary likely contains encrypted or compressed data.

How to determine Ransom:Win32/LockScreen.LK!MTB?


File Info:
crc32: 892D2C68md5: 9c9c1b873b9fc0e2c96991f4242a98b1name: 9C9C1B873B9FC0E2C96991F4242A98B1.mlwsha1: 04139ec60bd60239c65d1b41c1b02b4967111981sha256: 7c55d749375560e440889507ca6f6122667275cde025935a0c18892fa60b88dfsha512: 97b1f209500a0132e264d4fc24cbc9edddf3cc432a738a29ec7320380cac214fbcb6becaaae68449220d5df8997a94fc5bb0e7dcd44860d01e71eefafb838c5assdeep: 24576:j6cJjFPl8sjW3u5YRlpJww2eXCA3YA8v1mjGVTeAJjslgN:VVEsjd5YlAwt3mVqAZStype: PE32 executable (GUI) Intel 80386, for MS Windows
Version Info:
LegalCopyright: Copyright (C) 2021InternalName: seckey-x64-sha256.exeFileVersion: 1.0.0.1CompanyName: MS-CompatibilityProductName: seckey-x64-sha2561.exeProductVersion: 1.0.0.1OriginalFilename: seckey-x64-sha256.exeTranslation: 0x0412 0x04b0

Ransom:Win32/LockScreen.LK!MTB also known as:

Bkav	W32.AIDetect.malware2
Elastic	malicious (high confidence)
Cynet	Malicious (score: 99)
Sangfor	Trojan.Win32.Save.a
CrowdStrike	win/malicious_confidence_90% (W)
Symantec	ML.Attribute.HighConfidence
APEX	Malicious
Avast	Win32:MalwareX-gen [Trj]
Kaspersky	HEUR:Trojan.Win32.Khalesi.gen
BitDefenderTheta	Gen:NN.ZexaE.34670.tv0@aanPp7lG
FireEye	Generic.mg.9c9c1b873b9fc0e2
SentinelOne	Static AI – Malicious PE
Avira	HEUR/AGEN.1117667
eGambit	Unsafe.AI_Score_100%
Microsoft	Ransom:Win32/LockScreen.LK!MTB
GData	Win32.Trojan.Agent.VLOFYI
AhnLab-V3	Trojan/Win.Ransomlock.C4405089
McAfee	Artemis!9C9C1B873B9F
VBA32	BScope.Trojan.Khalesi
Malwarebytes	MachineLearning/Anomalous.95%
Panda	Trj/CI.A
Ikarus	Trojan.Win32.LockScreen
Fortinet	W32/LockScreen.BPL!tr
AVG	Win32:MalwareX-gen [Trj]
Qihoo-360	Win32/Ransom.PornoBlocker.HgIASSQA