General

  • Target

    07ff87bc603b0c0c0c839068aaf09f78.bin

  • Size

    2.6MB

  • Sample

    231010-bcpy7ahe7y

  • MD5

    54fd1c146cdca78b953653c5b2ce516a

  • SHA1

    36d66b0fd340ce0f1fd2a9a7d0c9a177bcc072ac

  • SHA256

    9d6959d6e36af0e22b45da199d180e6a5a3ff5c171de83edc89980ee2f1ddf97

  • SHA512

    40861303d62197a03b419be06e23ee24c666acbb2bbf3cd668be0471b38f3144b0fcd2bfc6601dd4edd215956b0fb7f4a7644c313cd745c15d2311c4aeda12a2

  • SSDEEP

    49152:4/T9Mk1i9R0wdeN4yHHzlBiNEq6X0MSVx6VentT7CIBTqVJNrlI30Oupn:g9MkER0eafl8EjElOetT7jBTqTFSzuV

Malware Config

Targets

    • Target

      faf8f7128b7208eca7740b99f169cbf0a9dc2c1d589dbbfdc4846f75406d1b6a.exe

    • Size

      3.0MB

    • MD5

      07ff87bc603b0c0c0c839068aaf09f78

    • SHA1

      c19eb7e3dabd20ed0502d72f19d680205aafabb9

    • SHA256

      faf8f7128b7208eca7740b99f169cbf0a9dc2c1d589dbbfdc4846f75406d1b6a

    • SHA512

      d48f03dec7e2231f3bccd2fbc4da304fdc210f97bb011d495135f41391df866763a02d23c0b294b800c802b7ef73510b66e0c856426b274c95669902bffae64d

    • SSDEEP

      98304:/M0woQggbNhWxU68v4Xi3yAbFwHTE9J/i:90gOWfackHbFJH

    • 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.

    • UAC bypass

    • 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

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks whether UAC is enabled

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v15

Tasks