General

  • Target

    c0b6cec81f56304d8a7aa5f2ce05694b8119dda8695ebdead5345925b4b11133

  • Size

    2.6MB

  • Sample

    250126-smfxpsvmat

  • MD5

    f42bd4fdb606a7c1c14b174666351cee

  • SHA1

    be64a51962e10e25f5c75307898b2438294a85ee

  • SHA256

    c0b6cec81f56304d8a7aa5f2ce05694b8119dda8695ebdead5345925b4b11133

  • SHA512

    5b41c596e3170f9ab212bebd65374ce6a7ea80e221427b2a3ce708578ebd125e5183f0ec140134bfceeccb11223441e4c7dd41dc1aa3eb0b9db516357ae338c7

  • SSDEEP

    49152:DeHdCUD63ZcXmIUzkYeXra1YfFGYIr+38:DeHH6ZcX7UzEba2fRS+

Malware Config

Targets

    • Target

      c0b6cec81f56304d8a7aa5f2ce05694b8119dda8695ebdead5345925b4b11133

    • Size

      2.6MB

    • MD5

      f42bd4fdb606a7c1c14b174666351cee

    • SHA1

      be64a51962e10e25f5c75307898b2438294a85ee

    • SHA256

      c0b6cec81f56304d8a7aa5f2ce05694b8119dda8695ebdead5345925b4b11133

    • SHA512

      5b41c596e3170f9ab212bebd65374ce6a7ea80e221427b2a3ce708578ebd125e5183f0ec140134bfceeccb11223441e4c7dd41dc1aa3eb0b9db516357ae338c7

    • SSDEEP

      49152:DeHdCUD63ZcXmIUzkYeXra1YfFGYIr+38:DeHH6ZcX7UzEba2fRS+

    • 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