General

  • Target

    0cee43ba49baad4a7b1ec2c93a9de06f3d6c197d3ba63ef5a6fd98c04205aa81N.exe

  • Size

    1.7MB

  • Sample

    241207-k54gqa1qam

  • MD5

    72cb277e1913e5e5b20651f1f9f1af40

  • SHA1

    11d7a90ee561e39807428267387ea6c6c434ee24

  • SHA256

    0cee43ba49baad4a7b1ec2c93a9de06f3d6c197d3ba63ef5a6fd98c04205aa81

  • SHA512

    0838d7441404feae5e0fdb62153a1179e8fd8381aca61e49cc70adcfa657c2aedce031f1de34142ff52e48b9f016709f4cc8ccb2d8b949fc621c0a6402bd253d

  • SSDEEP

    49152:/+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:STHUxUoh1IF9gl2

Malware Config

Targets

    • Target

      0cee43ba49baad4a7b1ec2c93a9de06f3d6c197d3ba63ef5a6fd98c04205aa81N.exe

    • Size

      1.7MB

    • MD5

      72cb277e1913e5e5b20651f1f9f1af40

    • SHA1

      11d7a90ee561e39807428267387ea6c6c434ee24

    • SHA256

      0cee43ba49baad4a7b1ec2c93a9de06f3d6c197d3ba63ef5a6fd98c04205aa81

    • SHA512

      0838d7441404feae5e0fdb62153a1179e8fd8381aca61e49cc70adcfa657c2aedce031f1de34142ff52e48b9f016709f4cc8ccb2d8b949fc621c0a6402bd253d

    • SSDEEP

      49152:/+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:STHUxUoh1IF9gl2

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Dcrat family

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Executes dropped EXE

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks