General

  • Target

    a566a00278189d47ba8a8f61e2142672

  • Size

    5.6MB

  • Sample

    220205-s9chsschc5

  • MD5

    a566a00278189d47ba8a8f61e2142672

  • SHA1

    1297b6a95d19e66ea9689b182213c757c3fe5d52

  • SHA256

    5abd0dd9cfbf6f323c0737b139b0daea3f568da4f95fe862b66b74ba3fc04ebe

  • SHA512

    6bae751ed665fd3162d574e702850fbb168b80ea86f86b2b20b451cc8132e8338379721cb1bcd647f9d5601bfe24f4136ccacac17485d6f87e89df75f75410c2

Malware Config

Targets

    • Target

      a566a00278189d47ba8a8f61e2142672

    • Size

      5.6MB

    • MD5

      a566a00278189d47ba8a8f61e2142672

    • SHA1

      1297b6a95d19e66ea9689b182213c757c3fe5d52

    • SHA256

      5abd0dd9cfbf6f323c0737b139b0daea3f568da4f95fe862b66b74ba3fc04ebe

    • SHA512

      6bae751ed665fd3162d574e702850fbb168b80ea86f86b2b20b451cc8132e8338379721cb1bcd647f9d5601bfe24f4136ccacac17485d6f87e89df75f75410c2

    • 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.

    • 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

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Tasks