General

  • Target

    cb83f7793fb45301ea771d25d9b47f50e00e9a0b2faf41f483dac3be63eeb15d

  • Size

    3.4MB

  • Sample

    220123-p413esgae3

  • MD5

    ee0f6009d040280e5b70a11f597faae5

  • SHA1

    04153d81ab5b38e70525120815ed67b41e33610b

  • SHA256

    cb83f7793fb45301ea771d25d9b47f50e00e9a0b2faf41f483dac3be63eeb15d

  • SHA512

    076e60218db84bf8a97522024b307b1e9c8a7709a9b9dd758103bcb2be4f5c48a046027087c2b8dbaeaea8879ebffbc0a08ded9940a42213a405b0563610b447

Malware Config

Targets

    • Target

      cb83f7793fb45301ea771d25d9b47f50e00e9a0b2faf41f483dac3be63eeb15d

    • Size

      3.4MB

    • MD5

      ee0f6009d040280e5b70a11f597faae5

    • SHA1

      04153d81ab5b38e70525120815ed67b41e33610b

    • SHA256

      cb83f7793fb45301ea771d25d9b47f50e00e9a0b2faf41f483dac3be63eeb15d

    • SHA512

      076e60218db84bf8a97522024b307b1e9c8a7709a9b9dd758103bcb2be4f5c48a046027087c2b8dbaeaea8879ebffbc0a08ded9940a42213a405b0563610b447

    • 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

    • 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

3
T1082

Tasks