Analysis

  • max time kernel
    314s
  • max time network
    1595s
  • platform
    windows10-1703_x64
  • resource
    win10-20231025-en
  • resource tags

    arch:x64arch:x86image:win10-20231025-enlocale:en-usos:windows10-1703-x64system
  • submitted
    14-11-2023 09:38

General

  • Target

    AveryNuker-main/avery.exe

  • Size

    41KB

  • MD5

    975e8aed42ef6368efd5a66204d4818a

  • SHA1

    5d48ef440ba147a27dfa5236fcbf426a34a21e2a

  • SHA256

    24e33a4716587fc8f330f77da68493f52b46311cf0e87681dd35e4ce6b912e51

  • SHA512

    07ea3d9d56f897021858490da38ce84747e788c8c5a8b49e8d9c021e8b57a97a9d54efe851b06afc08bfc4687c374ad7d5d02baa94188ae3d0f13fd8727caee6

  • SSDEEP

    768:TscG4ApfT6aGpDXswguZkeVWTjUHKZKfgm3Ehqt:IcKfnGEeVWTUF7EEt

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/887304484844339250/sTQt9knbeiUf2bJPMZ4uxOEZ2mFmxtbw1S3JZvhKpMU-hSQtSzNllJidmjM8oJmI2wpt

Signatures

  • 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 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 2 TTPs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 3 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
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AveryNuker-main\avery.exe
    "C:\Users\Admin\AppData\Local\Temp\AveryNuker-main\avery.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
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    PID:1232

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1232-0-0x0000000000360000-0x0000000000370000-memory.dmp

    Filesize

    64KB

  • memory/1232-1-0x00007FFA38430000-0x00007FFA38E1C000-memory.dmp

    Filesize

    9.9MB

  • memory/1232-2-0x000000001AFD0000-0x000000001AFE0000-memory.dmp

    Filesize

    64KB

  • memory/1232-8-0x00007FFA38430000-0x00007FFA38E1C000-memory.dmp

    Filesize

    9.9MB