General

  • Target

    fortnite-battle-royale-30.3-installer_DFvc-u1.exe

  • Size

    1.7MB

  • Sample

    240803-bx7pqstalh

  • MD5

    ceebb036ea854fc249f82fafea7c9c01

  • SHA1

    ed1261d23b29d756f37702e9f7114aa8fa0ba726

  • SHA256

    800f1aebbc4ea0fffe8c02f664f5f19d7f279d683b1f1a2d3960d882f5c46626

  • SHA512

    ee7917d686caafa915739de9755e14e500ba147d681760c01a872b3851aec6d726fb3ecc44047c7528ee5680fab5dbf28245495ffbe73511829d5d8837610704

  • SSDEEP

    24576:F7FUDowAyrTVE3U5F/LVczzOKS39Nwa9q7AWnqCrT7d81d0JFgw3AxJSF31jC9Y:FBuZrEUKKKC9NwHnqCK2JdAxw3V

Malware Config

Targets

    • Target

      fortnite-battle-royale-30.3-installer_DFvc-u1.exe

    • Size

      1.7MB

    • MD5

      ceebb036ea854fc249f82fafea7c9c01

    • SHA1

      ed1261d23b29d756f37702e9f7114aa8fa0ba726

    • SHA256

      800f1aebbc4ea0fffe8c02f664f5f19d7f279d683b1f1a2d3960d882f5c46626

    • SHA512

      ee7917d686caafa915739de9755e14e500ba147d681760c01a872b3851aec6d726fb3ecc44047c7528ee5680fab5dbf28245495ffbe73511829d5d8837610704

    • SSDEEP

      24576:F7FUDowAyrTVE3U5F/LVczzOKS39Nwa9q7AWnqCrT7d81d0JFgw3AxJSF31jC9Y:FBuZrEUKKKC9NwHnqCK2JdAxw3V

    • Cobalt Strike reflective loader

      Detects the reflective loader used by Cobalt Strike.

    • Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

    • Drops file in Drivers directory

    • Checks BIOS information in registry

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

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Checks for any installed AV software in registry

    • Downloads MZ/PE file

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Modifies powershell logging option

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Checks computer location settings

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

    • Drops file in System32 directory

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

MITRE ATT&CK Enterprise v15

Tasks