General

  • Target

    4cb14310032646aa12ba1aa543190f247b2024e9d7ba9d9a50b2cd54eb2dcf94

  • Size

    2.9MB

  • Sample

    211230-gexppsfeg7

  • MD5

    af30134001f717575cc93f10ed760f4a

  • SHA1

    79fbb34520c8658dfca24c567fb3a7feaacaa2f4

  • SHA256

    4cb14310032646aa12ba1aa543190f247b2024e9d7ba9d9a50b2cd54eb2dcf94

  • SHA512

    970d29494a49b6ba470f51f5f2aaae88164e845adaa8cd2c909780c72a9282ccbfe46b4d053505ec95df1c9cee83da6ddb0bb1bca9d164bf72e8ace9e7d54f23

Malware Config

Targets

    • Target

      4cb14310032646aa12ba1aa543190f247b2024e9d7ba9d9a50b2cd54eb2dcf94

    • Size

      2.9MB

    • MD5

      af30134001f717575cc93f10ed760f4a

    • SHA1

      79fbb34520c8658dfca24c567fb3a7feaacaa2f4

    • SHA256

      4cb14310032646aa12ba1aa543190f247b2024e9d7ba9d9a50b2cd54eb2dcf94

    • SHA512

      970d29494a49b6ba470f51f5f2aaae88164e845adaa8cd2c909780c72a9282ccbfe46b4d053505ec95df1c9cee83da6ddb0bb1bca9d164bf72e8ace9e7d54f23

    • 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.

    • 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

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Tasks