Should I worry about 4 "Trojan loader" files that were in my Windows\System32\Tasks directory? Malwarebytes has now quarantined them

Curious if you think I should save all my files to an external hardrive/cloud and then clean reinstall windows? Below is the Malwarebytes log.

-Log Details-

Scan Date: 3/13/2026

Scan Duration: 10:42 PM

Log File: 8f78a762-1f68-11f1-a1aa-5811224dd2a8.json

-Software Information-

Version: 5.5.0.237

Components Version: 150.0.5500

Update Package Version: 1.0.107988

License: Free

-System Information-

OS: Windows 11 (Build 26200.8037)

CPU: x64

File System: NTFS

User: LAPTOP\name

-Scan Summary-

Scan Type: Threat Scan

Scan Initiated By: Manual

Result: Completed

Objects Scanned: 352436

Threats Detected: 4

Threats Quarantined: 4

Time Elapsed: 14 min, 9 sec

-Scan Options-

Memory: Enabled

Startup: Enabled

File system: Enabled

Archives: Enabled

Rootkits: Disabled

Heuristics: Enabled

PUP: Detect

PUM: Detect

-Scan Details-

Process: 0

(No malicious items detected)

Module: 0

(No malicious items detected)

Registry Key: 3

Trojan.Loader.TSK.Generic, HKLM\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\SCHEDULE\TASKCACHE\TREE\Windows Perflog, Quarantined, 10693, 1388178, 1.0.107988, , ame, , ,

Trojan.Loader.TSK.Generic, HKLM\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\SCHEDULE\TASKCACHE\TASKS\{A325B2FB-F6AB-4248-B13C-B416B30A2EE3}, Quarantined, 10693, 1388178, 1.0.107988, , ame, , ,

Trojan.Loader.TSK.Generic, HKLM\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\SCHEDULE\TASKCACHE\PLAIN\{A325B2FB-F6AB-4248-B13C-B416B30A2EE3}, Quarantined, 10693, 1388178, 1.0.107988, , ame, , ,

Registry Value: 0

(No malicious items detected)

Registry Data: 0

(No malicious items detected)

Data Stream: 0

(No malicious items detected)

Folder: 0

(No malicious items detected)

File: 1

Trojan.Loader.TSK.Generic, C:\WINDOWS\SYSTEM32\TASKS\Windows Perflog, Quarantined, 10693, 1388178, 1.0.107988, , ame, , D3F3A0D19407740261FE25B7E8771595, FE564D02D741AF51508AFABF4431018F836D30EF90BB90C30F696F1F33D1F170

Physical Sector: 0

(No malicious items detected)

WMI: 0

(No malicious items detected)

(end)

Posted Mar 14, 2026, 7:03 AM UTC

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