Overview

overview

8

Static

static

3

Holzer.exe

windows10-ltsc_2021-x64

3

Holzer.exe

windows11-21h2-x64

8

Resubmissions

05/08/2026, 22:34

260805-2hh1yaed278

29/08/2025, 19:29

250829-x68jaaxwfs

29/08/2025, 18:25

250829-w2tnwswwhy8

29/08/2025, 17:46

250829-wcfqqsgk5w8

24/05/2025, 16:10

250524-tmdb9azjz58

24/05/2025, 16:08

250524-tlfe8agl718

24/05/2025, 13:02

250524-p9zfsayj138

24/05/2025, 11:54

250524-n3a9yatzhz3

23/05/2025, 14:23

250523-rp7yjaxjs58

23/05/2025, 12:21

250523-pjphwswmt88

Sharing

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General

  • Target
    Holzer.exe
  • Size 135KB
  • Sample250524-tlfe8agl71
  • SHA256 cede0b15d88c20bc750b516858f8bf31ee472f6cbd01640840890736c4333cce
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10
bootkitdefense_evasiondiscoverypersistenceprivilege_escalation

Malware Config

Targets

    • Target
      Holzer.exe
    • Size 135KB
    • SHA256 cede0b15d88c20bc750b516858f8bf31ee472f6cbd01640840890736c4333cce
    • MD5 SHA1 SHA512 SSDEEP
    Score
    8/10
    discoverybootkitdefense_evasionpersistenceprivilege_escalation

    • Disables RegEdit via registry modification

      defense_evasion

    • Disables Task Manager via registry modification

      defense_evasion

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks