General

  • Target

    DCRatBuild.exe

  • Size

    1.1MB

  • Sample

    240516-1hb2yshf6y

  • MD5

    3d76148f7d8cf48841c3f64026d158db

  • SHA1

    8e3f648811e882ec14ba5163713094dc36a6f37e

  • SHA256

    6156d4cf642a51233430d79142af9b10a013d16fc52b9530cce43725a9f25f8e

  • SHA512

    5267d95378bf316085cd6d80bf3eb4df568404e7d5b6d11cc83d58c33e54f9260d4dd66848d93430d942ef99c7fe79f66c3d248727230d2ac979d6e8ad1c8d0a

  • SSDEEP

    24576:U2G/nvxW3Ww0tkKsazYYB6G8Pz9BhhryHii5:UbA309syB6hxhv+

Score
10/10

Malware Config

Targets

    • Target

      DCRatBuild.exe

    • Size

      1.1MB

    • MD5

      3d76148f7d8cf48841c3f64026d158db

    • SHA1

      8e3f648811e882ec14ba5163713094dc36a6f37e

    • SHA256

      6156d4cf642a51233430d79142af9b10a013d16fc52b9530cce43725a9f25f8e

    • SHA512

      5267d95378bf316085cd6d80bf3eb4df568404e7d5b6d11cc83d58c33e54f9260d4dd66848d93430d942ef99c7fe79f66c3d248727230d2ac979d6e8ad1c8d0a

    • SSDEEP

      24576:U2G/nvxW3Ww0tkKsazYYB6G8Pz9BhhryHii5:UbA309syB6hxhv+

    Score
    10/10
    • DcRat

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

    • 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.

    • Checks computer location settings

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

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks