General

  • Target
    LoaderSilk.exe
  • Size 42KB
  • Sample230430-fp5bvsae2x
  • SHA256 d005649757cda30c96251fa9d2d1dce71433af9190b924730238532046c1fdfc
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • mercurialgrabber

C2
  • https://discord.com/api/webhooks/1102013447467696189/X2EPk6Eghk0_VSVfWoxxI1jhhmJws3jaP0srs2z-qGBe1kNQAmpH9LqJm_iAArUVB2uD

Targets

    • Target
      LoaderSilk.exe
    • Size 42KB
    • SHA256 d005649757cda30c96251fa9d2d1dce71433af9190b924730238532046c1fdfc
    • MD5 SHA1 SHA512 SSDEEP
    • 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 v6

Tasks