General

  • Target
    Graphing data.xlsx
  • Size 7.6MB
  • Sample240612-skwkdatckm
  • SHA256 3eb94783cb0063c9fb90a79f8a157e315f627bd60e5bcfc4c426aa90b6069f1a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      Graphing data.xlsx
    • Size 7.6MB
    • SHA256 3eb94783cb0063c9fb90a79f8a157e315f627bd60e5bcfc4c426aa90b6069f1a
    • MD5 SHA1 SHA512 SSDEEP
    • Modifies security service

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks