Overview

overview

8

Static

static

3

2024-08-22...er.exe

windows7-x64

8

2024-08-22...er.exe

windows10-2004-x64

7

Sharing

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General

  • Target

    2024-08-22_83d87730ddeb3bf17dd26366e3cf7375_avoslocker

  • Size

    4.2MB

  • Sample

    240822-bjv4savall

  • MD5

    83d87730ddeb3bf17dd26366e3cf7375

  • SHA1

    19ff3f0c9eb5d38291ce1c9de1619daf910d0bac

  • SHA256

    49ece27681f8bba93a5714efb885dfdd4f79f927196690cb6a6f2225b7d39f3d

  • SHA512

    6c7f26f0ac132918bf4b9abc406e975ca30981ca89aae455bf00334b8c856debe417e237b15f8d657a7075c3d1b2dbe82daaa3e78dda2c12991ffe3f657bd411

  • SSDEEP

    98304:Bpq/d8kCBKlMyQjujDW9tBcg2jGqwwATH01TRTlY39Yu6qDgTkB3tiX1:acx5ujyp8jGqwwMH0T+mkNtm1

Score
8/10
bootkitdiscoveryevasionpersistencetrojan

Malware Config

Targets

    • Target

      2024-08-22_83d87730ddeb3bf17dd26366e3cf7375_avoslocker

    • Size

      4.2MB

    • MD5

      83d87730ddeb3bf17dd26366e3cf7375

    • SHA1

      19ff3f0c9eb5d38291ce1c9de1619daf910d0bac

    • SHA256

      49ece27681f8bba93a5714efb885dfdd4f79f927196690cb6a6f2225b7d39f3d

    • SHA512

      6c7f26f0ac132918bf4b9abc406e975ca30981ca89aae455bf00334b8c856debe417e237b15f8d657a7075c3d1b2dbe82daaa3e78dda2c12991ffe3f657bd411

    • SSDEEP

      98304:Bpq/d8kCBKlMyQjujDW9tBcg2jGqwwATH01TRTlY39Yu6qDgTkB3tiX1:acx5ujyp8jGqwwMH0T+mkNtm1

    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