Analysis

  • max time kernel
    149s
  • max time network
    56s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260513-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    01/07/2026, 12:55

General

  • Target
    Coolorus v2.7.1/Coolorus/css/style.css
  • Size 49KB
  • Sample260701-p54vpsex2m
  • SHA256 0882e65ebff9b97811be60630c0fbdb611ffe7e8dcee4a592cb777f66a72dda8
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\Coolorus v2.7.1\Coolorus\css\style.css"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3836
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Coolorus v2.7.1\Coolorus\css\style.css
      2⤵
        PID:3288

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads