Analysis

  • max time kernel
    22s
  • max time network
    31s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    19-11-2024 19:39

General

  • Target

    Spoofer.exe

  • Size

    42KB

  • MD5

    a1baabfc69147abcad27edeb039b2c48

  • SHA1

    4b7ecee83d1f878e80c42d48b8e3526199017621

  • SHA256

    eb0c301974a821dedb5970184a934715cbe92abffb8a7532a990bf12ae824e4f

  • SHA512

    1a424b500dd64af5cb4527fdc6136be3687db6d88222859744e2495edd6670efdb826761515bd2fd67263eee2c8033026ed888ce8e9f7097e515c7b35ec99a3d

  • SSDEEP

    768:eaRlnERMjPsRNGAuZNLJpTjEKZKfgm3EhFe:eRMTsjGnLJpToF7Ene

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discordapp.com/api/webhooks/1308437525995458580/tUCFfkyMze1B-I4wpnAKAPeE5f0RIWtyWwzWg3ZmQtPlguWlMw52Bcp3BrDC8rz1AXzP

Signatures

  • 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 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Checks SCSI registry key(s) 3 TTPs 1 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Spoofer.exe
    "C:\Users\Admin\AppData\Local\Temp\Spoofer.exe"
    1⤵
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Checks SCSI registry key(s)
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious use of AdjustPrivilegeToken
    PID:1936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1936-0-0x00007FF844323000-0x00007FF844325000-memory.dmp

    Filesize

    8KB

  • memory/1936-1-0x0000000000E80000-0x0000000000E90000-memory.dmp

    Filesize

    64KB

  • memory/1936-2-0x00007FF844320000-0x00007FF844DE2000-memory.dmp

    Filesize

    10.8MB

  • memory/1936-3-0x00007FF844323000-0x00007FF844325000-memory.dmp

    Filesize

    8KB

  • memory/1936-4-0x00007FF844320000-0x00007FF844DE2000-memory.dmp

    Filesize

    10.8MB