General

  • Target

    b0bac42ba89318fa899916b49fd76016e263382f4ee52abecbb13595f1d3b0bf

  • Size

    10.6MB

  • Sample

    240525-vbhchaba2w

  • MD5

    390419cd9cee5178192506116123dacf

  • SHA1

    efccd434e372554ae79fc0f7cbd53f49ced542c5

  • SHA256

    b0bac42ba89318fa899916b49fd76016e263382f4ee52abecbb13595f1d3b0bf

  • SHA512

    fa94886fc85b24e3e6c2ec75914316166c68e0b9c3be688170b9b3b427c91fa059e31e10dc9e8b464b540c0e8a67f85862cac80541c9a8504613790eb9b06e82

  • SSDEEP

    196608:Rt9EFcTFcDOHj1n573qomWd/1lr0/dxtPTfOGgzhARpNTNFpGdjmnKj+F:RgcTFLTDq4Pr0/d/guZTNFemnqW

Malware Config

Targets

    • Target

      b0bac42ba89318fa899916b49fd76016e263382f4ee52abecbb13595f1d3b0bf

    • Size

      10.6MB

    • MD5

      390419cd9cee5178192506116123dacf

    • SHA1

      efccd434e372554ae79fc0f7cbd53f49ced542c5

    • SHA256

      b0bac42ba89318fa899916b49fd76016e263382f4ee52abecbb13595f1d3b0bf

    • SHA512

      fa94886fc85b24e3e6c2ec75914316166c68e0b9c3be688170b9b3b427c91fa059e31e10dc9e8b464b540c0e8a67f85862cac80541c9a8504613790eb9b06e82

    • SSDEEP

      196608:Rt9EFcTFcDOHj1n573qomWd/1lr0/dxtPTfOGgzhARpNTNFpGdjmnKj+F:RgcTFLTDq4Pr0/d/guZTNFemnqW

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks