Overview

overview

10

Static

static

a2be8cac97...c8.exe

windows7-x64

10

a2be8cac97...c8.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    a2be8cac97ef67254a08be6f1d509892fe2608b4fcb3cfd8f837497e419dc3c8

  • Size

    593KB

  • Sample

    221203-tr8nysae8v

  • MD5

    54453d4afa8911d9c4c6a300b4655fbb

  • SHA1

    4200d94ef97da6498dbe127fccc3989ec357d910

  • SHA256

    a2be8cac97ef67254a08be6f1d509892fe2608b4fcb3cfd8f837497e419dc3c8

  • SHA512

    fa0959faa9df4586b66eea41a403ca61449e0a996250aed471636905b4753d95faa95d55731f90ec0a8c23158888ea91e966a304e91d7e9338c449f95c11f8cc

  • SSDEEP

    12288:VuBSP/amCsBJSpc/aaT9/gur79Yq63kfydqAKTE1qH:sA6sBwy/aI/gK79YH0FAgxH

Score
10/10
bootkitevasionpersistenceupx

Malware Config

Targets

    • Target

      a2be8cac97ef67254a08be6f1d509892fe2608b4fcb3cfd8f837497e419dc3c8

    • Size

      593KB

    • MD5

      54453d4afa8911d9c4c6a300b4655fbb

    • SHA1

      4200d94ef97da6498dbe127fccc3989ec357d910

    • SHA256

      a2be8cac97ef67254a08be6f1d509892fe2608b4fcb3cfd8f837497e419dc3c8

    • SHA512

      fa0959faa9df4586b66eea41a403ca61449e0a996250aed471636905b4753d95faa95d55731f90ec0a8c23158888ea91e966a304e91d7e9338c449f95c11f8cc

    • SSDEEP

      12288:VuBSP/amCsBJSpc/aaT9/gur79Yq63kfydqAKTE1qH:sA6sBwy/aI/gK79YH0FAgxH

    Score
    10/10
    bootkitevasionpersistenceupx

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Deletes itself

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks