MBRlock

Aliases: DexLocker

First seen
2017-01-01 00:00:00
Malware type
ransomware
Family
Malware family
Profile updated
2026-07-07 15:11:32

Targeted industries: financial-services healthcare-and-pharmaceutical retail-and-hospitality

Context

This ransomware modifies the master boot record of the victim's computer so that it shows a ransom note before Windows starts.

Detection coverage

  • 1 YARA rules

Detection rules

  • MALPEDIA_Win_Mbrlock_Auto (yara-rule)

Reports & references

  • malpedia.caad.fkie.fraunhofer.de — Win.Mbrlock (report)
  • bleepingcomputer.com — Dexcrypt Mbrlocker Demands 30 Yuan To Gain Access To Computer (report)
  • app.any.run — 0A7E643F 7562 4575 B8A5 747Bd6B5F02D (report)
  • hybrid-analysis.com — Dfc56A704B5E031F3B0D2D0Ea1D06F9157758Ad950483B44Ac4B77D33293Cb38 (report)
  • id-ransomware.blogspot.com.tr — Mbrlock Hax Ransomware (report)

External references