General

  • Target

    https://github.com/MercurialGrabber/Mercurial/releases/tag/v1.03

  • Sample

    250505-whn93abj8t

Malware Config

Extracted

Family

mercurialgrabber

C2

https://ptb.discord.com/api/webhooks/895223301373300776/4LFPS81olSXc9Stl05N1nV_de5bp6BZLZwfYl5WydodJ9w8AtEOpBRJrAJDKDvxbtGHz

Targets

    • Target

      https://github.com/MercurialGrabber/Mercurial/releases/tag/v1.03

    • Mercurial Grabber Stealer

      Mercurial Grabber is an open source stealer targeting Chrome, Discord and some game clients as well as generic system information.

    • Mercurialgrabber family

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Looks up external IP address via web service

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

    • Maps connected drives based on registry

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

MITRE ATT&CK Enterprise v16

Tasks