General

  • Target

    4153138038dc186fcd06928b98c65711_JaffaCakes118

  • Size

    847KB

  • Sample

    240330-wyarlsbe5w

  • MD5

    4153138038dc186fcd06928b98c65711

  • SHA1

    fc8cbc76740f9392b4a6e5afe5948b80f1db4b12

  • SHA256

    01e497d51a214d7797731e8e8d139a6bd9b916a48a03e58369fb5f17a6eeae58

  • SHA512

    85722c28206056e3321656fd36ed2f31c750ee34d090248fb3c58fbfcd1d9d6c63ed2460db3f84f7705e16e58f0532befa7947d68bd1d86db169915d0417b93d

  • SSDEEP

    24576:L+N8DZJjFtn9ARXazFZI7/CAcbGo4VGG/jf7lZiE3h:CKrpB9aqz/m/wGo4VvrT

Malware Config

Extracted

Family

mercurialgrabber

C2

https://canary.discord.com/api/webhooks/895315179913506846/STYRG4qBz1rwgpgGv-7R9X23l5u2O51IT3n2KCmetw8D3lBRIjy8wj8Pa-Rf0p_PoW7C

Targets

    • Target

      4153138038dc186fcd06928b98c65711_JaffaCakes118

    • Size

      847KB

    • MD5

      4153138038dc186fcd06928b98c65711

    • SHA1

      fc8cbc76740f9392b4a6e5afe5948b80f1db4b12

    • SHA256

      01e497d51a214d7797731e8e8d139a6bd9b916a48a03e58369fb5f17a6eeae58

    • SHA512

      85722c28206056e3321656fd36ed2f31c750ee34d090248fb3c58fbfcd1d9d6c63ed2460db3f84f7705e16e58f0532befa7947d68bd1d86db169915d0417b93d

    • SSDEEP

      24576:L+N8DZJjFtn9ARXazFZI7/CAcbGo4VGG/jf7lZiE3h:CKrpB9aqz/m/wGo4VvrT

    • 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.

    • Checks computer location settings

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

    • 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.

    • 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.

    • Maps connected drives based on registry

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks