General

  • Target

    mega porno.exe

  • Size

    1.1MB

  • Sample

    250127-tcrrwswkhv

  • MD5

    d9bebe465eb9703f2a1adb5937fc68be

  • SHA1

    ae22dcdb8c5982639bb28fb4dd8848821711aed1

  • SHA256

    17d352f187fbc5bfce4f52bc3f2cfd945e287446d11403e6115948080b1a9f50

  • SHA512

    22d4e6e3f9877366c9d5d0ccc2fab9335955331646f38a32ef03e1e93c5a91d0a4b829c5159f87cd4a777eddd4b50671e9e26b09d08df0758a95779c8312a6cd

  • SSDEEP

    24576:U2G/nvxW3Ww0tXe0Zu4AarrP2OCm4g41Zf6:UbA30Xe0Z9uYz41o

Malware Config

Targets

    • Target

      mega porno.exe

    • Size

      1.1MB

    • MD5

      d9bebe465eb9703f2a1adb5937fc68be

    • SHA1

      ae22dcdb8c5982639bb28fb4dd8848821711aed1

    • SHA256

      17d352f187fbc5bfce4f52bc3f2cfd945e287446d11403e6115948080b1a9f50

    • SHA512

      22d4e6e3f9877366c9d5d0ccc2fab9335955331646f38a32ef03e1e93c5a91d0a4b829c5159f87cd4a777eddd4b50671e9e26b09d08df0758a95779c8312a6cd

    • SSDEEP

      24576:U2G/nvxW3Ww0tXe0Zu4AarrP2OCm4g41Zf6:UbA30Xe0Z9uYz41o

    • DcRat

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

    • Dcrat family

    • Modifies WinLogon for persistence

    • 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

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks