General

  • Target

    be0af538bdefea228d9a2f36929ec88c05c7a636778c4dd994a9c3c69a661b9f

  • Size

    1.7MB

  • Sample

    250125-mvcblayrgs

  • MD5

    691c17d655ca1fc85e8a679ba0d1302f

  • SHA1

    145144ff53607783e52f6e875e5f616bc8f76922

  • SHA256

    be0af538bdefea228d9a2f36929ec88c05c7a636778c4dd994a9c3c69a661b9f

  • SHA512

    347867a1dd8c0446d92cb35cc470be0a3de0b503332585379730157a0095037b2eacde98bf3f8af710877faea46c7a454a5b181d1040f358db6dd35db57c6291

  • SSDEEP

    49152:bp5jW1Fj/zkeHyPOa4eqVrw8MaPyO1gjsIEkBIettK:bLW7/7HmOa4PwQ6lIet

Malware Config

Targets

    • Target

      be0af538bdefea228d9a2f36929ec88c05c7a636778c4dd994a9c3c69a661b9f

    • Size

      1.7MB

    • MD5

      691c17d655ca1fc85e8a679ba0d1302f

    • SHA1

      145144ff53607783e52f6e875e5f616bc8f76922

    • SHA256

      be0af538bdefea228d9a2f36929ec88c05c7a636778c4dd994a9c3c69a661b9f

    • SHA512

      347867a1dd8c0446d92cb35cc470be0a3de0b503332585379730157a0095037b2eacde98bf3f8af710877faea46c7a454a5b181d1040f358db6dd35db57c6291

    • SSDEEP

      49152:bp5jW1Fj/zkeHyPOa4eqVrw8MaPyO1gjsIEkBIettK:bLW7/7HmOa4PwQ6lIet

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Healer family

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • Modifies Windows Defender TamperProtection settings

    • Modifies Windows Defender notification settings

    • 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.

    • Windows security modification

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks