Analysis

  • max time kernel
    18s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2023 17:51

General

  • Target

    324c353a7bcc9485ff293c1071dbcd79.exe

  • Size

    41KB

  • MD5

    324c353a7bcc9485ff293c1071dbcd79

  • SHA1

    d8077c388baa26a0dc3a65d862981ebe57a6f8bb

  • SHA256

    21d70be7274c9b1c33532f2b81f90b9e4781282d542b33d5fd1aea2f1fd64113

  • SHA512

    b29c8a367b16dca66c76bdd5268ca86abd0edd02137ae8ffb57a2571aab6daa3dd7c0b3a9aa8171c52058b8609664d70ccd7d669e6bf8667d52051343a6ea5eb

  • SSDEEP

    768:hscGoAj+7YZuSPYwHuZ4ewWTjJ+KZKfgm3EhG2:ecrYbPVewWTV+F7Eg2

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/869038691287449630/Z9MLK20zIBb7F6VA2aZ-kv_KVXFyqjXP03MF0qWYvOxh--yajlvrwwh4JGITWz09yryc

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.

  • 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\324c353a7bcc9485ff293c1071dbcd79.exe
    "C:\Users\Admin\AppData\Local\Temp\324c353a7bcc9485ff293c1071dbcd79.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
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    PID:1780

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1780-0-0x0000000000450000-0x0000000000460000-memory.dmp

    Filesize

    64KB

  • memory/1780-2-0x00000000024F0000-0x0000000002500000-memory.dmp

    Filesize

    64KB

  • memory/1780-1-0x00007FFBCE250000-0x00007FFBCED11000-memory.dmp

    Filesize

    10.8MB

  • memory/1780-3-0x00007FFBCE250000-0x00007FFBCED11000-memory.dmp

    Filesize

    10.8MB

  • memory/1780-7-0x00007FFBCE250000-0x00007FFBCED11000-memory.dmp

    Filesize

    10.8MB