General

  • Target

    random.exe

  • Size

    1.7MB

  • Sample

    250215-tt2y7asrfl

  • MD5

    c1a9fd7decc2fdc62544e711b1e66854

  • SHA1

    e81ac21ea5a25f1b63abd16c098976019b90fb60

  • SHA256

    0ad4c1b5018e8b639a26c8eca1415dffcd4f828fa82a65bf90955f1925831f64

  • SHA512

    26925106dae3f0e945f7c50431718a610b7225053dfba949bbcf810c2adcac99f4e5f271174fcd82056afbcfdd7e4b2ba6f1a2d7dc66184d8a11f610427a9f6b

  • SSDEEP

    49152:aCs4IEvhKMJi8cBgpWJU1kVZiZyxDEvpQ:aCs49vhKL8cBgpJ10b5y

Malware Config

Targets

    • Target

      random.exe

    • Size

      1.7MB

    • MD5

      c1a9fd7decc2fdc62544e711b1e66854

    • SHA1

      e81ac21ea5a25f1b63abd16c098976019b90fb60

    • SHA256

      0ad4c1b5018e8b639a26c8eca1415dffcd4f828fa82a65bf90955f1925831f64

    • SHA512

      26925106dae3f0e945f7c50431718a610b7225053dfba949bbcf810c2adcac99f4e5f271174fcd82056afbcfdd7e4b2ba6f1a2d7dc66184d8a11f610427a9f6b

    • SSDEEP

      49152:aCs4IEvhKMJi8cBgpWJU1kVZiZyxDEvpQ:aCs49vhKL8cBgpJ10b5y

    • 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)

    • Downloads MZ/PE file

    • 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