Analysis

  • max time kernel
    139s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/01/2024, 01:13

General

  • Target
    75ff15bf31c2bf3db65006396467f6de.exe
  • Size 41KB
  • Sample240126-ble6cabbg5
  • SHA256 93563f68975a858ff07f7eb91f4e0c997f0212d58b1755704d89fecd442d448f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • mercurialgrabber

C2
  • https://discord.com/api/webhooks/876889432370872331/UYBZw-jc429zM-xfrw9DrGQmt4Gy2sVIpOqO5qtVOQPdq0LCrFWXUvnd6ECRLDcV9RbY

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 3 IoCs
  • 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\75ff15bf31c2bf3db65006396467f6de.exe
    "C:\Users\Admin\AppData\Local\Temp\75ff15bf31c2bf3db65006396467f6de.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)
    • Enumerates system info in registry
    • Suspicious use of AdjustPrivilegeToken
    PID:400

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/400-0-0x0000000000A20000-0x0000000000A30000-memory.dmp

        memory/400-2-0x000000001B830000-0x000000001B840000-memory.dmp

        memory/400-1-0x00007FFE3AF90000-0x00007FFE3BA51000-memory.dmp

        memory/400-6-0x00007FFE3AF90000-0x00007FFE3BA51000-memory.dmp