General

  • Target

    2025-04-03_76ea72164dd28c5f3e8a1bc5f2762b5c_amadey_esfury_rhadamanthys_smoke-loader

  • Size

    3.5MB

  • Sample

    250403-v2t4zstks6

  • MD5

    76ea72164dd28c5f3e8a1bc5f2762b5c

  • SHA1

    8ce5f0888f5368c091107e9ba77cfc42e0c5f8df

  • SHA256

    aff971e3e4484669c73c912ab3fed84dab8b9ce036d0ac717abe2fbf176276e1

  • SHA512

    42160cf01c583aac9a8280f20eda925cf14588c71bd1c17997bded1618c0901d2f1d03e7ea926458f5abac7a30222f394e78c34e00103d9303acebd4aa06090b

  • SSDEEP

    98304:6kkjozJ9/im8XVBKl6t1buVfRhq+5tXzgCa/TY:68zJpjS346t1bIfuq07

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/939772339271385098/pb40yymlaC36gJ9lrIZE64Tin0HhFVa5fet-muKugdctzZ9wq34Ecu9RIjcsTOKwswvD

Targets

    • Target

      2025-04-03_76ea72164dd28c5f3e8a1bc5f2762b5c_amadey_esfury_rhadamanthys_smoke-loader

    • Size

      3.5MB

    • MD5

      76ea72164dd28c5f3e8a1bc5f2762b5c

    • SHA1

      8ce5f0888f5368c091107e9ba77cfc42e0c5f8df

    • SHA256

      aff971e3e4484669c73c912ab3fed84dab8b9ce036d0ac717abe2fbf176276e1

    • SHA512

      42160cf01c583aac9a8280f20eda925cf14588c71bd1c17997bded1618c0901d2f1d03e7ea926458f5abac7a30222f394e78c34e00103d9303acebd4aa06090b

    • SSDEEP

      98304:6kkjozJ9/im8XVBKl6t1buVfRhq+5tXzgCa/TY:68zJpjS346t1bIfuq07

    • 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.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • 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.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks