Analysis

  • max time kernel
    15s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    29-11-2024 12:57

General

  • Target

    2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exe

  • Size

    5.6MB

  • MD5

    b85381818c9a8643c875edb69896c7d8

  • SHA1

    b36ad47a4b2f5a2e500681e757180a178946361a

  • SHA256

    2edb33aae6ab40e40a2d78b900173bff8f71fff18d1588e5a7ff9486d080e96b

  • SHA512

    060f0031e0641602d1452e28dad0cf6f5fc5d1df1b00130f5b5d906477f6f0785730ebb931966297bc9352d746800f4465a5afebcc4ceb98da883a8b515c50e8

  • SSDEEP

    98304:p6pg+4qaSDRumxkEpMH1FkQmOnhTjqsaUODS4IeOsyrwuv/guB/r:q5IS1FnpAvHZwiO2AOsezgyr

Malware Config

Signatures

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    PID:2376

Network

MITRE ATT&CK Enterprise v15

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