Hi everyone,
I’ve recently noticed some strange files named “ECB69E00-CCCDCCCD” appearing in the root directory of every partition on my hard drive. I’m not sure when they were created, but I suspect they might be related to ThinkVantage Security Client Solution or some background service, though I can’t confirm that.
The main issue is that I’m unable to delete these files—they either show errors or seem to be protected by the system. I’m concerned whether they are harmless system files, leftovers from a program, or something potentially problematic like malware.
Has anyone encountered this before? What exactly are these files, and is it safe to remove them? If so, what’s the proper way to delete them?
Any help or insight would be greatly appreciated. Thank you!
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ECB69E00-CCCDCCCD Files Created in Root of Every Partition: What Are They and How to Remove?
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geometrylitepc
- Posts: 1
- Joined: Mon Apr 13, 2026 9:05 pm
Re: ECB69E00-CCCDCCCD Files Created in Root of Every Partition: What Are They and How to Remove?
Welcome to the forum. 
It seems like this was asked before, almost exactly 20 years ago:
viewtopic.php?t=23088
No answers back then, but ThinkVantage Security Client Solution was also brought up as a theory.
These strange file names do not come up in a search and there is no indication of any malware responsible for their creation.
So you are probably correct that ThinkVantage Security Client Solution is the culprit. Do you need / use it? You could try uninstalling it, temporarily or permanently, to confirm or disprove the theory.
Do the files bother you particularly? Are they large?
It seems like this was asked before, almost exactly 20 years ago:
viewtopic.php?t=23088
No answers back then, but ThinkVantage Security Client Solution was also brought up as a theory.
These strange file names do not come up in a search and there is no indication of any malware responsible for their creation.
So you are probably correct that ThinkVantage Security Client Solution is the culprit. Do you need / use it? You could try uninstalling it, temporarily or permanently, to confirm or disprove the theory.
Do the files bother you particularly? Are they large?
Thinkpad 25 (20K7), T16 Gen 3 (21MQ), Yoga 14 (20FY), T430s (IPS FHD + Classic Keyboard), X220 4291-4BG
X61 7673-V2V, T60 2007-QPG, T42 2373-F7G, X32 (IPS Screen), A31p w/ Ultrabay Numpad
X61 7673-V2V, T60 2007-QPG, T42 2373-F7G, X32 (IPS Screen), A31p w/ Ultrabay Numpad
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RealBlackStuff
- Admin Emeritus
- Posts: 24724
- Joined: Mon Sep 18, 2006 5:17 am
- Location: Loch Garman, Éire
Re: ECB69E00-CCCDCCCD Files Created in Root of Every Partition: What Are They and How to Remove?
I've read in various places to use Lenovo Commercial Vantage instead.
Seems to have less problems for most.
(I don't use it).
Seems to have less problems for most.
(I don't use it).
Lovely day for a Guinness! (The Real Black Stuff)
But I actually prefer Murphy's from Cork!
But I actually prefer Murphy's from Cork!
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