General

  • Target

    FortnitegenUpdated.exe

  • Size

    57KB

  • Sample

    220609-m7zmnafdbn

  • MD5

    975a05938ac5db977386fa5786c31a1a

  • SHA1

    4e987d5b99b7e01d1d55c0465ff796224b3d9c0c

  • SHA256

    179bf484901224102ac56c7191af08e85ce933c8b8997c971e4a241d6fe70dfe

  • SHA512

    87d08a2e6fdaa2d65a82d18f2cce6e4c2a358022e33709151399b3242a024bc39c987e4aac9ba099d7241b93d8cddced7c691b33a5048a23a5798bf474961dbe

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/970281661377937418/Mz9gbWbS5Zg8MvehHxS1RhN_SCz7z8QHf3HMOOD0gCyTGqUrttiJvVim6lz2FEWRQIzm

Targets

    • Target

      FortnitegenUpdated.exe

    • Size

      57KB

    • MD5

      975a05938ac5db977386fa5786c31a1a

    • SHA1

      4e987d5b99b7e01d1d55c0465ff796224b3d9c0c

    • SHA256

      179bf484901224102ac56c7191af08e85ce933c8b8997c971e4a241d6fe70dfe

    • SHA512

      87d08a2e6fdaa2d65a82d18f2cce6e4c2a358022e33709151399b3242a024bc39c987e4aac9ba099d7241b93d8cddced7c691b33a5048a23a5798bf474961dbe

    • Mercurial Grabber Stealer

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

    • suricata: ET MALWARE NightfallGT Mercurial Grabber

      suricata: ET MALWARE NightfallGT Mercurial Grabber

    • 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