Analysis

  • max time kernel
    134s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2023 16:53

General

  • Target

    62a6dfddfea9f3b07840eab13c01fd6a.exe

  • Size

    42KB

  • MD5

    62a6dfddfea9f3b07840eab13c01fd6a

  • SHA1

    03dc4618e49b3652ece0d00063b975c64572bf8e

  • SHA256

    f1a1a87288448f8783207ac8a63509508fb49cdcf2e12e655528e42d2eb7da1b

  • SHA512

    d754eb9bd4bb46728239ac0c104833aac28d7b287d3c1f36b77517b9bd75c47870c4210f75989048f3bd043f9f385604341cb5d16e06edeff1b3494c7217d7ca

  • SSDEEP

    768:08QiQ2KKqqI28Tj6rZDJuZ2LV0TjWKZKfgm3EhSu:ZNqH28TjQ7LV0TSF7E0u

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/895521762614325278/0cQkzrsvVLdfDncYsHihutoyrWOX3m8Y_0gjrP9RiveAWp-5BR5p3VaKFSEf9_j-SY8m

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\62a6dfddfea9f3b07840eab13c01fd6a.exe
    "C:\Users\Admin\AppData\Local\Temp\62a6dfddfea9f3b07840eab13c01fd6a.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:4084

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4084-0-0x0000000000780000-0x0000000000790000-memory.dmp

    Filesize

    64KB

  • memory/4084-1-0x00007FFA76D40000-0x00007FFA77801000-memory.dmp

    Filesize

    10.8MB

  • memory/4084-2-0x000000001B5A0000-0x000000001B5B0000-memory.dmp

    Filesize

    64KB

  • memory/4084-6-0x00007FFA76D40000-0x00007FFA77801000-memory.dmp

    Filesize

    10.8MB