General

  • Target

    49c4a6d21d85b68ebb1a7c5196fc3bcee068822af7750779a8e5966e35182a55

  • Size

    304KB

  • Sample

    250204-171fvavnht

  • MD5

    90d3ef0d5e95639181d8955f228e93d8

  • SHA1

    0901c1d456359f996dd3edc3e929285f34905826

  • SHA256

    49c4a6d21d85b68ebb1a7c5196fc3bcee068822af7750779a8e5966e35182a55

  • SHA512

    d4fd5005904d59f92fa487b932ffe00b799093c012a10e41856a30e969d6af5de479a866c9cea921b074f3c260ae75aa41ad91952a19938ae8c8fb0c95034a7f

  • SSDEEP

    6144:Fn1T6MDdbICydeBH67mttrpiFi0uVAOe0og4:FnDa7mttFiXXOeW4

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/1335566354161336473/8gTOEHoHlSc0bhJeSq84mccO3aiEYhBkY3aI6QCVwlVc7QWzpLKPigcvOvKBnDJi7AUx

Targets

    • Target

      49c4a6d21d85b68ebb1a7c5196fc3bcee068822af7750779a8e5966e35182a55

    • Size

      304KB

    • MD5

      90d3ef0d5e95639181d8955f228e93d8

    • SHA1

      0901c1d456359f996dd3edc3e929285f34905826

    • SHA256

      49c4a6d21d85b68ebb1a7c5196fc3bcee068822af7750779a8e5966e35182a55

    • SHA512

      d4fd5005904d59f92fa487b932ffe00b799093c012a10e41856a30e969d6af5de479a866c9cea921b074f3c260ae75aa41ad91952a19938ae8c8fb0c95034a7f

    • SSDEEP

      6144:Fn1T6MDdbICydeBH67mttrpiFi0uVAOe0og4:FnDa7mttFiXXOeW4

    • 44Caliber

      An open source infostealer written in C#.

    • 44Caliber family

    • BlackGuard

      Infostealer first seen in Late 2021.

    • Blackguard family

    • 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

    • Adds Run key to start application

    • 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