General

  • Target

    8e8df5163854505f60ade3b67cc5739823e3c5f948d4e042574e91689aad3c10

  • Size

    6.3MB

  • Sample

    240630-st5jmstbmn

  • MD5

    317fb5b216f3fe5ae4fa73667984eaf1

  • SHA1

    b9254c70adf6f8cd5be57c4ef1e299c6592e2d78

  • SHA256

    8e8df5163854505f60ade3b67cc5739823e3c5f948d4e042574e91689aad3c10

  • SHA512

    36537c8d30432b10da8ac7b64bccbfa21c42860d1aac72f795b4d5dc83db9899a03bb603101ea7db381ea3327c4531bead56279592f09a4fac81e6448b8ef7db

  • SSDEEP

    196608:OpoSj8peko2IUxn09Svcq3yWPjQIjbteOejKNqHGyIo:OYp3o2BioEqCWPjrjbteOejKNqmO

Malware Config

Targets

    • Target

      8e8df5163854505f60ade3b67cc5739823e3c5f948d4e042574e91689aad3c10

    • Size

      6.3MB

    • MD5

      317fb5b216f3fe5ae4fa73667984eaf1

    • SHA1

      b9254c70adf6f8cd5be57c4ef1e299c6592e2d78

    • SHA256

      8e8df5163854505f60ade3b67cc5739823e3c5f948d4e042574e91689aad3c10

    • SHA512

      36537c8d30432b10da8ac7b64bccbfa21c42860d1aac72f795b4d5dc83db9899a03bb603101ea7db381ea3327c4531bead56279592f09a4fac81e6448b8ef7db

    • SSDEEP

      196608:OpoSj8peko2IUxn09Svcq3yWPjQIjbteOejKNqHGyIo:OYp3o2BioEqCWPjrjbteOejKNqmO

    • 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 Matrix ATT&CK v13

Persistence

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Tasks