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Analysis

  • max time kernel
    10s
  • max time network
    7s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    20/03/2025, 20:41

General

  • Target

    MercurialGrabberv1.1.exe

  • Size

    42KB

  • MD5

    0b3bc7fbcfdd87e0cafe4ab25b983c65

  • SHA1

    75d59d33f675791df4964c591d4b55e425b2b593

  • SHA256

    201136e11845281a5fe445cfc9bfa95385dc8b06fc63b5a15cf2f3f4540ee259

  • SHA512

    d15e647231d2ac22a4fe7715fcbca936c987a481518158440417f0b7a925c83c71442245c1ad6c07ac17b07d34c9c2ff9751156158d5ef6bbf7be506970022e0

  • SSDEEP

    768:8J3C9dmNqVAQgtM76juZgL+iTjDKZKfgm3Eh9x:8JW0qu7A6/L+iTHF7Enx

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/941855186119458846/62u5YhR3h7sNKFOARmwAfSxO-6hBbwa93Za31Ksa69CSuUVY8A5J58nvQp-okWSyaGjn

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.

  • Looks up external IP address via web service 1 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\MercurialGrabberv1.1.exe
    "C:\Users\Admin\AppData\Local\Temp\MercurialGrabberv1.1.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:2040

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2040-0-0x000007FEF52A3000-0x000007FEF52A4000-memory.dmp

    Filesize

    4KB

  • memory/2040-1-0x0000000000D10000-0x0000000000D20000-memory.dmp

    Filesize

    64KB

  • memory/2040-2-0x000007FEF52A0000-0x000007FEF5C8C000-memory.dmp

    Filesize

    9.9MB

  • memory/2040-3-0x000007FEF52A3000-0x000007FEF52A4000-memory.dmp

    Filesize

    4KB

  • memory/2040-4-0x000007FEF52A0000-0x000007FEF5C8C000-memory.dmp

    Filesize

    9.9MB