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General

  • Target

    2024-08-08_36d0fa085f4a23e1000f84f5e19682f3_avoslocker

  • Size

    4.1MB

  • Sample

    240808-a5fesaxarn

  • MD5

    36d0fa085f4a23e1000f84f5e19682f3

  • SHA1

    10755f7f784500efa067d031e3e1d4292cdecc2b

  • SHA256

    1ba285319ae44730f88b3593b0fa837a527599ca16c1318c3bd32c909bf303e6

  • SHA512

    c42eeebe664c1cfdcf2834fedf2fa1bab3f7ba0c2c37da838b89d72bd25a5c963e89c296481a6a256359ee2e534c3fe6ab13e07ea2d278853cca72492d3264c3

  • SSDEEP

    98304:jpq/d8kCBzlMyQjujDW9tBcg2jGqwwAYBAVyl3HAUkKdk51OkB3tiXy:scS5ujyp8jGqwwCV+AUkKdk51JNtmy

Malware Config

Targets

    • Target

      2024-08-08_36d0fa085f4a23e1000f84f5e19682f3_avoslocker

    • Size

      4.1MB

    • MD5

      36d0fa085f4a23e1000f84f5e19682f3

    • SHA1

      10755f7f784500efa067d031e3e1d4292cdecc2b

    • SHA256

      1ba285319ae44730f88b3593b0fa837a527599ca16c1318c3bd32c909bf303e6

    • SHA512

      c42eeebe664c1cfdcf2834fedf2fa1bab3f7ba0c2c37da838b89d72bd25a5c963e89c296481a6a256359ee2e534c3fe6ab13e07ea2d278853cca72492d3264c3

    • SSDEEP

      98304:jpq/d8kCBzlMyQjujDW9tBcg2jGqwwAYBAVyl3HAUkKdk51OkB3tiXy:scS5ujyp8jGqwwCV+AUkKdk51JNtmy

    • 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