Overview

overview

8

Static

static

3

2024-11-01...er.exe

windows7-x64

8

2024-11-01...er.exe

windows10-2004-x64

7

Sharing

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General

  • Target

    2024-11-01_c55b9ba0f85c2af104dfcd7f33c0b05d_avoslocker

  • Size

    4.5MB

  • Sample

    241101-tc28masgjk

  • MD5

    c55b9ba0f85c2af104dfcd7f33c0b05d

  • SHA1

    21e76d8316427471f1f584af333e3fd85b84f316

  • SHA256

    e296cbe87b3d67013470a265d7cc91ca844fef3f5b19227e5c37a429a0b272d7

  • SHA512

    284e770f2401592cac2858822b68800e1774db43091d625840d89fb5113b02c08cf51a9d0087a53ce14350566522ba82fe15489656793253d2af010bde9ec572

  • SSDEEP

    98304:1Wqq+Mb+XyWvjIy5YFWAvwzn7Nx99JEIjFMm2Va/5AZK6j0xnw:1WaCWvjIy5YPvwzn7N/rTAYAZK6jyw

Score
8/10
bootkitdiscoveryevasionpersistencetrojan

Malware Config

Targets

    • Target

      2024-11-01_c55b9ba0f85c2af104dfcd7f33c0b05d_avoslocker

    • Size

      4.5MB

    • MD5

      c55b9ba0f85c2af104dfcd7f33c0b05d

    • SHA1

      21e76d8316427471f1f584af333e3fd85b84f316

    • SHA256

      e296cbe87b3d67013470a265d7cc91ca844fef3f5b19227e5c37a429a0b272d7

    • SHA512

      284e770f2401592cac2858822b68800e1774db43091d625840d89fb5113b02c08cf51a9d0087a53ce14350566522ba82fe15489656793253d2af010bde9ec572

    • SSDEEP

      98304:1Wqq+Mb+XyWvjIy5YFWAvwzn7Nx99JEIjFMm2Va/5AZK6j0xnw:1WaCWvjIy5YPvwzn7N/rTAYAZK6jyw

    Score
    8/10
    bootkitdiscoveryevasionpersistencetrojan

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks whether UAC is enabled

      evasiontrojan

    • 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 v15

Tasks