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General

  • Target

    2024-08-25_085e876fb5cc1a40ea768a14b1bb69e6_avoslocker

  • Size

    4.6MB

  • Sample

    240825-leq95swhnf

  • MD5

    085e876fb5cc1a40ea768a14b1bb69e6

  • SHA1

    9003c5b5a84b54ca2fcdac026fe90f09bdd2e088

  • SHA256

    66e990346e9a4f94c83d9397eb6e1df1cacc6b1d56f313da1d7abc4749b12cc3

  • SHA512

    b3330aacffeb5f7698b58a563bfd5408b81619dd065d0e648e600b0aaa59c8f61ba90247f1be6b057db824a0990dc727f71ae7b79a2bdc9c5724b6a205ecf8b3

  • SSDEEP

    98304:QWqq+Mb+6yWv5rIy5YFWAvwzn6IhTE3mFFkKmIcoRbO462gnw/:QWabWvpIy5YPvwzn6Ii3skKm9WOdBw/

Malware Config

Targets

    • Target

      2024-08-25_085e876fb5cc1a40ea768a14b1bb69e6_avoslocker

    • Size

      4.6MB

    • MD5

      085e876fb5cc1a40ea768a14b1bb69e6

    • SHA1

      9003c5b5a84b54ca2fcdac026fe90f09bdd2e088

    • SHA256

      66e990346e9a4f94c83d9397eb6e1df1cacc6b1d56f313da1d7abc4749b12cc3

    • SHA512

      b3330aacffeb5f7698b58a563bfd5408b81619dd065d0e648e600b0aaa59c8f61ba90247f1be6b057db824a0990dc727f71ae7b79a2bdc9c5724b6a205ecf8b3

    • SSDEEP

      98304:QWqq+Mb+6yWv5rIy5YFWAvwzn6IhTE3mFFkKmIcoRbO462gnw/:QWabWvpIy5YPvwzn6Ii3skKm9WOdBw/

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks whether UAC is enabled

    • Writes to the Master Boot Record (MBR)

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

MITRE ATT&CK Enterprise v15

Tasks