General

  • Target

    Boostrapper.exe

  • Size

    42KB

  • Sample

    250102-fjtceawrfk

  • MD5

    9971c94257cdafd71d672fccd82c9250

  • SHA1

    448d3a0ab283023990c817c574aae61416fda823

  • SHA256

    c9fca0f6efecacb6dd81bb0a65989d770cd467369159c9daf08ff59bdc1e051b

  • SHA512

    1827b5934655f9457a94bdc6f187190e3953c1b0afb2f644bafcfc9ca4b6625057b7f81569a9f5974da88ec170f7e99eac182715059772752d78c66a252b66fa

  • SSDEEP

    768:ZPSm4lMmcgmpxuZsLRqTjAKZKfgm3Eh1A:5AWpvLRqT0F7E/A

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/1324237031412600885/jXaIg4ATTpSFG8ZigAQLqZW3xZHhnYwtWWXOJOJ8ax3avDT0yUes6EI7UXDkcRKIQn7r

Targets

    • Target

      Boostrapper.exe

    • Size

      42KB

    • MD5

      9971c94257cdafd71d672fccd82c9250

    • SHA1

      448d3a0ab283023990c817c574aae61416fda823

    • SHA256

      c9fca0f6efecacb6dd81bb0a65989d770cd467369159c9daf08ff59bdc1e051b

    • SHA512

      1827b5934655f9457a94bdc6f187190e3953c1b0afb2f644bafcfc9ca4b6625057b7f81569a9f5974da88ec170f7e99eac182715059772752d78c66a252b66fa

    • SSDEEP

      768:ZPSm4lMmcgmpxuZsLRqTjAKZKfgm3Eh1A:5AWpvLRqT0F7E/A

    • 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.

    • 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