General

  • Target

    file

  • Size

    7.2MB

  • Sample

    220927-wn4lyafbgn

  • MD5

    9f3781584faa2e49dd75035f5ec8144a

  • SHA1

    1b3fac4d454ada5a0c543884c0abc41757fc3564

  • SHA256

    8b641d604e3f9524d5f66585496602179f9b3a8d9f7c1c30f6b3ca47b135211c

  • SHA512

    eea7b303e5b0c8c075aa747b9caa5a50ef74d48f788c8425675c4f915033b48be8ec923532d07f4efdc15da3afb35cf77827c4a8c905124bf5330c1e40fddacb

  • SSDEEP

    196608:91OeEYSdNmozMQLS9Bxb7i4KE81wceXQAEYlkvRin5GCe1YZ:3OGSLm59BdivxeAvRRio1YZ

Malware Config

Targets

    • Target

      file

    • Size

      7.2MB

    • MD5

      9f3781584faa2e49dd75035f5ec8144a

    • SHA1

      1b3fac4d454ada5a0c543884c0abc41757fc3564

    • SHA256

      8b641d604e3f9524d5f66585496602179f9b3a8d9f7c1c30f6b3ca47b135211c

    • SHA512

      eea7b303e5b0c8c075aa747b9caa5a50ef74d48f788c8425675c4f915033b48be8ec923532d07f4efdc15da3afb35cf77827c4a8c905124bf5330c1e40fddacb

    • SSDEEP

      196608:91OeEYSdNmozMQLS9Bxb7i4KE81wceXQAEYlkvRin5GCe1YZ:3OGSLm59BdivxeAvRRio1YZ

    • Modifies Windows Defender Real-time Protection settings

    • Windows security bypass

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v6

Tasks