Analysis

  • max time kernel
    147s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-04-2024 20:43

General

  • Target

    ebf3317c9cb09a04a6c5059d6f0fb697_JaffaCakes118.exe

  • Size

    42KB

  • MD5

    ebf3317c9cb09a04a6c5059d6f0fb697

  • SHA1

    b53e1d8f1ee66ff0df116252187ea1ac290ee4c7

  • SHA256

    16aba810baa071d426b0765f066968b266fde7054deba36a2df5bb97d5b4f819

  • SHA512

    b55e580736b4d6397c4fa537722ecd7665c25befc72168e4fad724f7c8cdc3b63ce2997c3cca6740fd6b0fbe72e42e90c59faefafc91c8c9776428977c562caa

  • SSDEEP

    768:cFgrjbl817gOdAkc1Z+ZWQuZ6LgMTjnKZKfgm3Eh8H:ohda1MZxLgMTDF7ESH

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/877789402624065586/b8QIEleoz1BDG2p0peTG3EF5VjH21SZLbIAFb_VW1tWj-zxVxW6GueyDHaPSnSxHFAsQ

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
  • 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\ebf3317c9cb09a04a6c5059d6f0fb697_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ebf3317c9cb09a04a6c5059d6f0fb697_JaffaCakes118.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:3552

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3552-0-0x0000000000090000-0x00000000000A0000-memory.dmp

    Filesize

    64KB

  • memory/3552-1-0x00007FFE7E0C0000-0x00007FFE7EB81000-memory.dmp

    Filesize

    10.8MB

  • memory/3552-2-0x000000001ADA0000-0x000000001ADB0000-memory.dmp

    Filesize

    64KB

  • memory/3552-8-0x00007FFE7E0C0000-0x00007FFE7EB81000-memory.dmp

    Filesize

    10.8MB