UCConfigtask.exe


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Windows 11 Pro 25H2
Booted up my pc today and had ucconfigtask.exe in System32 try to reach out to 20.106.86.13. The file is catalog signed and VT has no hits on it and the ip is an azure service with the SSL cert being settings.data.microsoft.com. I checked Task Scheduler and found it under Microsoft>Windows>Diagnosis the task named is unexpected code path. Just curious if anyone else has this task/file

I'm 99% it's legit I'm just trying to figured out why it decided to run this morning. If anyone has this file in their system32/task scheduler or knows anything about it please let me know, thanks.

File SHA-256: 2101694e6ff5c9dd56d5c1060e7c1c86e8e41771a232e473568170ad76b35b25
 
Windows Build/Version
26100.6584

My Computers

System One System Two

  • OS
    Windows 11 Pro 25H2
    Computer type
    PC/Desktop
    CPU
    5800X3D
    Motherboard
    Asus B550-F Strix
    Memory
    64gb DDR4 3600mhz
    Graphics Card(s)
    RTX 3080
    Screen Resolution
    1440p
    PSU
    Corsair RM850x
    Case
    Corsair 4000D
    Cooling
    Noctua NH-D15
  • Operating System
    Linux Mint
    Computer type
    PC/Desktop
    CPU
    i5-4670K OC @ 4.2ghz
    Memory
    16gb DDR3
    Graphics card(s)
    MSI GTX 1080
    Monitor(s) Displays
    1920x1080 VA panel
    Screen Resolution
    1920x1080p
    Hard Drives
    1x SSD
    PSU
    Corsair RM750x
    Cooling
    Coolermaster 212 air cooler
    Other Info
    RIP Win 10 the 4670k is old but still strong.
According to Copilot:

🛠️ UCConfigTask.exe is a legitimate Windows background process associated with Microsoft’s Universal Communications (UC) platforms—primarily Skype for Business and Microsoft Teams.
Here’s what it does:
• Configuration Management: It helps initialize and maintain settings for communication tools, ensuring smooth integration and operation.
• Policy Sync: In enterprise environments, it may sync user settings or policies defined by administrators.
• Background Role: It typically runs quietly in the background and is part of the system’s effort to keep communication apps functioning properly.
🧠 Should You Be Concerned?
• If you see it running and you're using Teams or Skype for Business, it's likely doing its job.
• If you're not using those apps and it's consuming resources, you might consider disabling it—but only after confirming it's not needed in your setup.

I do have this file on my system and in Task Scheduler in the same place as your system.

1757621722223.webp
 

My Computer

System One

  • OS
    Windows 11 Professional 25H2
    Computer type
    PC/Desktop
    Manufacturer/Model
    Digital Storm VELOX
    CPU
    Intel Core i9 11900K
    Motherboard
    ASUS PRIME Z590-P
    Memory
    64GB
    Graphics Card(s)
    NVIDIA GeForce GTX 1650
    Sound Card
    Realtek onboard
    Monitor(s) Displays
    Acer R221Q 21.5"
    Screen Resolution
    1920 x 1080
    Hard Drives
    2 x Samsung SSD 990 EVO Plus (1 TB)
    2 x Seagate ST4000NE001 (4 TB)
    PSU
    None
    Case
    VELOX
    Cooling
    Cooler Master
    Keyboard
    Logitech
    Mouse
    Kensington trackball
    Browser
    Firefox, Chrome
    Antivirus
    Windows Defender, Malwarebytes
This is documented in the W11 Privacy guide, under the expected network endpoints (destinations) for different Microsoft services.

Windows 11 connection endpoints for non-Enterprise editions - Windows Privacy

AreaDescriptionProtocolDestination
SettingsThe following endpoints are used as a way for apps to dynamically update their configuration. Apps such as System Initiated User Feedback and the Xbox app use it.TLSv1.2/HTTPS/HTTPsettings.data.microsoft.com*
 

My Computer

System One

  • OS
    Windows 7
Thanks for the replies. I do try to usually check the IPs it reaches out to but sometimes it's annoying because the hostnames get poisoned on abuseIPDB and virustotal. Copilot told me 20.106.86.13 is reserved for microsoft applications and is not customer infrastructure from azure, but I don't know how true that is.🤷‍♂️

Anyway thank you for the help, really appreciate it.
 

My Computers

System One System Two

  • OS
    Windows 11 Pro 25H2
    Computer type
    PC/Desktop
    CPU
    5800X3D
    Motherboard
    Asus B550-F Strix
    Memory
    64gb DDR4 3600mhz
    Graphics Card(s)
    RTX 3080
    Screen Resolution
    1440p
    PSU
    Corsair RM850x
    Case
    Corsair 4000D
    Cooling
    Noctua NH-D15
  • Operating System
    Linux Mint
    Computer type
    PC/Desktop
    CPU
    i5-4670K OC @ 4.2ghz
    Memory
    16gb DDR3
    Graphics card(s)
    MSI GTX 1080
    Monitor(s) Displays
    1920x1080 VA panel
    Screen Resolution
    1920x1080p
    Hard Drives
    1x SSD
    PSU
    Corsair RM750x
    Cooling
    Coolermaster 212 air cooler
    Other Info
    RIP Win 10 the 4670k is old but still strong.
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