General

  • Target
    Chaos.exe
  • Size 14.0MB
  • Sample240422-cjacraed81
  • SHA256 d444b53ac0e7e4d773ec092773803690affb08b9da7e736ad80bd78884b39d01
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      Chaos.exe
    • Size 14.0MB
    • SHA256 d444b53ac0e7e4d773ec092773803690affb08b9da7e736ad80bd78884b39d01
    • MD5 SHA1 SHA512 SSDEEP
    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks