Resubmissions

10/08/2026, 01:07

260810-bgq22sgn5z10

10/08/2026, 00:51

260810-a7t1ysgl3x10

06/03/2026, 20:12

260306-yyxmgsdw9r10

06/03/2026, 19:54

260306-ymst6adv2m10

06/03/2026, 02:15

260306-cp2n7afx5x10

General

  • Target
    Mercurial.Grabber.v1.03.rar
  • Size 2.9MB
  • Sample260306-ymst6adv2m
  • SHA256 3759744039346620e9613f40f90e8f318e5f54ad49c070e2bd23b667f7e65bf6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • mercurialgrabber

C2
  • https://discord.com/api/webhooks/1479564439937093684/eS4vxvTZiPVPybwYFwQKntyJl7sZ28u34xwmEQ-WOPzdrdTyXwhElbAlNjd1jFR5xNlx

  • https://discord.com/api/webhooks/1479570067300552867/ZJwXsCfGne-nW1BcRRPhu9sl-VrcCp0ZVMZYXkOnQ1v6gUDZ6TnXkdYc4Z2fPKML9uxx

Targets

    • Target
      Mercurial.exe
    • Size 3.2MB
    • SHA256 890fd59af3370e2ce12e0d11916d1ad4ee9b9c267c434347dbed11e9572e8645
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • 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.

    • 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.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • 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 v16

Tasks