General

  • Target

    Bootstrapper.exe

  • Size

    42KB

  • Sample

    240905-rzsatstdpg

  • MD5

    1aca625634c8effa377b59d1813b02d3

  • SHA1

    028a7beb91e7b717fd01d69aa13ee274fb033a20

  • SHA256

    5894df88916db05950de2cbd1ea4f34300e82c2867e18ef74fdad41764bcd80c

  • SHA512

    def567568ce7269a720b4cfe8bcd25f1e55c465773e7442c7286a37544964430d1637f7414841361dbac537ebdf2678a96166d7dae8e4a5888035095c5c3ad97

  • SSDEEP

    768:nPS0LvnDylOc1uZiLM8TjOKZKfgm3EhoV:RjnD9cTLM8TaF7ESV

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/1271473528654401586/rFfdmhvGeSTR5U0D1W7z9AJRgEpjDxyMIXGdCWGpCfaxSBpeVQLqtnYlQbfJ3OuQX4-u

Targets

    • Target

      Bootstrapper.exe

    • Size

      42KB

    • MD5

      1aca625634c8effa377b59d1813b02d3

    • SHA1

      028a7beb91e7b717fd01d69aa13ee274fb033a20

    • SHA256

      5894df88916db05950de2cbd1ea4f34300e82c2867e18ef74fdad41764bcd80c

    • SHA512

      def567568ce7269a720b4cfe8bcd25f1e55c465773e7442c7286a37544964430d1637f7414841361dbac537ebdf2678a96166d7dae8e4a5888035095c5c3ad97

    • SSDEEP

      768:nPS0LvnDylOc1uZiLM8TjOKZKfgm3EhoV:RjnD9cTLM8TaF7ESV

    • Mercurial Grabber Stealer

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

    • 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.

    • Reads user/profile data of web browsers

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

    • Legitimate hosting services abused for malware hosting/C2

    • 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 v15

Tasks