General

  • Target

    2fbe19206c1f621dedc9feeffe2ff1042d2bf4e55003b6f9b67934302b1b244b

  • Size

    10.7MB

  • Sample

    240525-vl7edabc8z

  • MD5

    5bb06b586e351ed629ad2df682e3cd08

  • SHA1

    a77d8e8a481d9b80c44130740c123281cfd02725

  • SHA256

    2fbe19206c1f621dedc9feeffe2ff1042d2bf4e55003b6f9b67934302b1b244b

  • SHA512

    5586e0d5849ff584a2aa01f87897eae17eb3e0603ebc93ac03f6a792c3cbf281da1b52aa9f02d1777e908bd681097bb1d27031751292b6cfff39031f8647916f

  • SSDEEP

    196608:22AJiFVZOSyiMLgDV+dvUnz/DvBE9d2VkMHnpBeqECtKeo9pBWDYixo:cDh8DVdnry/2ZpBeNtCYf

Malware Config

Targets

    • Target

      2fbe19206c1f621dedc9feeffe2ff1042d2bf4e55003b6f9b67934302b1b244b

    • Size

      10.7MB

    • MD5

      5bb06b586e351ed629ad2df682e3cd08

    • SHA1

      a77d8e8a481d9b80c44130740c123281cfd02725

    • SHA256

      2fbe19206c1f621dedc9feeffe2ff1042d2bf4e55003b6f9b67934302b1b244b

    • SHA512

      5586e0d5849ff584a2aa01f87897eae17eb3e0603ebc93ac03f6a792c3cbf281da1b52aa9f02d1777e908bd681097bb1d27031751292b6cfff39031f8647916f

    • SSDEEP

      196608:22AJiFVZOSyiMLgDV+dvUnz/DvBE9d2VkMHnpBeqECtKeo9pBWDYixo:cDh8DVdnry/2ZpBeNtCYf

    • 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