Resubmissions

09-09-2023 22:47

230909-2qp48aeb81 10

09-09-2023 22:28

230909-2drsaaec55 1

General

  • Target

    https://google.com

  • Sample

    230909-2qp48aeb81

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/984263168396230666/DWJ_RK2rtVcxAh2GlY7NfTu7SQriLRe-3j65Z4y0izQOlXZo6MbPVfb-o1yds-Frpk56

Targets

    • Target

      https://google.com

    • 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

    • Downloads MZ/PE file

    • 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

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • 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