General

  • Target
    e51d5a34e88b31078df596dfc8a162c2cd2a0d4e3d3e8228301e3cec9f88d22c
  • Size 12.0MB
  • Sample220506-klen9acdbj
  • SHA256 e51d5a34e88b31078df596dfc8a162c2cd2a0d4e3d3e8228301e3cec9f88d22c
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      e51d5a34e88b31078df596dfc8a162c2cd2a0d4e3d3e8228301e3cec9f88d22c
    • Size 12.0MB
    • SHA256 e51d5a34e88b31078df596dfc8a162c2cd2a0d4e3d3e8228301e3cec9f88d22c
    • MD5 SHA1 SHA512
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Looks for VirtualBox Guest Additions in registry

    • Executes dropped EXE

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Maps connected drives based on registry

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks