General

  • Target

    da88c1a20134db6130887290aa0fb8214615bd9cd8ae2c5164e5e96d3eec825d

  • Size

    3.4MB

  • Sample

    220211-db6awsabb3

  • MD5

    c99135844ed0178d69a3c7844b0f1acd

  • SHA1

    150f4c59579bc966c22eb848b95d66b1cb7ec073

  • SHA256

    da88c1a20134db6130887290aa0fb8214615bd9cd8ae2c5164e5e96d3eec825d

  • SHA512

    f5f702a84bdced6916f83b79d569cebe102b07b740bc6b5242e27391f3764d5b429fa7edcb27237b82d6eded4108bc5de06b0d9f32125da6db1ac222c3b38721

Malware Config

Targets

    • Target

      da88c1a20134db6130887290aa0fb8214615bd9cd8ae2c5164e5e96d3eec825d

    • Size

      3.4MB

    • MD5

      c99135844ed0178d69a3c7844b0f1acd

    • SHA1

      150f4c59579bc966c22eb848b95d66b1cb7ec073

    • SHA256

      da88c1a20134db6130887290aa0fb8214615bd9cd8ae2c5164e5e96d3eec825d

    • SHA512

      f5f702a84bdced6916f83b79d569cebe102b07b740bc6b5242e27391f3764d5b429fa7edcb27237b82d6eded4108bc5de06b0d9f32125da6db1ac222c3b38721

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Drops startup file

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Tasks