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General

  • Target

    https://github.com/Thdd993/Solara/blob/main/SolaraBootstrapper.exe

  • Sample

    240712-t5chns1fqq

Malware Config

Targets

    • Target

      https://github.com/Thdd993/Solara/blob/main/SolaraBootstrapper.exe

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • 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.

    • 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