Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-04-2024 17:52

General

  • Target

    dab10ca029ce64c3ad251a14e2bf7ebc_JaffaCakes118.exe

  • Size

    41KB

  • MD5

    dab10ca029ce64c3ad251a14e2bf7ebc

  • SHA1

    c1dc121d4a039bf5d4e52e9d9880f279696aa099

  • SHA256

    b83d45a9b4f6cf2a1b5c6752cb8ea0764f2eedc921cdca376dfbfd03f9794aa9

  • SHA512

    3391fde8b09cb64b09214779d3cfe2cbc24f03806f45e4982967fb98560e25a7f0452f4c4de277c22c15847e97087a2f4e9f2795f602692077b4b27caab65f98

  • SSDEEP

    768:OscG4ApfT6aSXpDXswouZkenWTj6KZKfgm3EhdF:9cKfnSXcenWTmF7E7F

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/885486535112278036/BRBTU4jW0bXhm99GuJgoVJFldS1nYh0T52UFO926r9sr0koC56EjNkZxoXg2bCOmdY7y

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 2 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\dab10ca029ce64c3ad251a14e2bf7ebc_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\dab10ca029ce64c3ad251a14e2bf7ebc_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:2584

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2584-0-0x00000000001C0000-0x00000000001D0000-memory.dmp

    Filesize

    64KB

  • memory/2584-1-0x00007FFA28E60000-0x00007FFA29921000-memory.dmp

    Filesize

    10.8MB

  • memory/2584-2-0x000000001AD90000-0x000000001ADA0000-memory.dmp

    Filesize

    64KB

  • memory/2584-6-0x00007FFA28E60000-0x00007FFA29921000-memory.dmp

    Filesize

    10.8MB