Overview

overview

7

Static

static

3

CrystalDis..._1.exe

windows11-21h2-x64

7

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General

  • Target
    CrystalDiskInfo9_9_1.exe
  • Size 5.9MB
  • Sample260531-ynph5afs6x
  • SHA256 261715a9be7f30d5ee8597c834fce377e1dc3e96b300d17c3faaf38a255da02b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
bootkitdiscoveryinstallerpersistence

Malware Config

Targets

    • Target
      CrystalDiskInfo9_9_1.exe
    • Size 5.9MB
    • SHA256 261715a9be7f30d5ee8597c834fce377e1dc3e96b300d17c3faaf38a255da02b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    bootkitdiscoveryinstallerpersistence

    • Executes dropped EXE

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence
    behavioral1

MITRE ATT&CK Enterprise v16

Tasks