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General

  • Target

    2024-05-28_bd741cae4a5955c610761f5d76c24a33_bkransomware

  • Size

    6.6MB

  • Sample

    240528-b77sgsad2w

  • MD5

    bd741cae4a5955c610761f5d76c24a33

  • SHA1

    84138e2a3a7383f3aa2374a2e73d7e406c65c6d0

  • SHA256

    44483ca13b239cd945275aa6aea3701bd6fc429b5f76a36819e726fdc377459c

  • SHA512

    04fdc372eb393d2515b3fe0a8ce1ae4556d73b1c9c0debba671173e8584ce7f1b5ce2604763704aedfa4fd13916c8ff5fbf153758baa7ecea55886f7a8b70366

  • SSDEEP

    196608:lNZILIcmCamzQRRkXeIt063S0Piv2QPMm9awLSN0p:lNqIBCayQRANC0Piv2Qr9J

Malware Config

Targets

    • Target

      2024-05-28_bd741cae4a5955c610761f5d76c24a33_bkransomware

    • Size

      6.6MB

    • MD5

      bd741cae4a5955c610761f5d76c24a33

    • SHA1

      84138e2a3a7383f3aa2374a2e73d7e406c65c6d0

    • SHA256

      44483ca13b239cd945275aa6aea3701bd6fc429b5f76a36819e726fdc377459c

    • SHA512

      04fdc372eb393d2515b3fe0a8ce1ae4556d73b1c9c0debba671173e8584ce7f1b5ce2604763704aedfa4fd13916c8ff5fbf153758baa7ecea55886f7a8b70366

    • SSDEEP

      196608:lNZILIcmCamzQRRkXeIt063S0Piv2QPMm9awLSN0p:lNqIBCayQRANC0Piv2Qr9J

    • Modifies Windows Defender Real-time Protection settings

    • Windows security bypass

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Checks computer location settings

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

    • 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 file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks