well, false positive is back again. Had Winrar 64-bit for years with MBAM running actively (even on multiple PC's), and overnight got this.
Malwarebytes
www.malwarebytes.com
-Log Details-
Scan Date: 4/18/20
Scan Time: 2:17 AM
Log File: 713ca350-8155-11ea-be18-ac220b52b98b.json
-Software Information-
Version: 4.1.0.56
Components Version: 1.0.875
Update Package Version: 1.0.22616
License: Premium
-System Information-
OS: Windows 7 Service Pack 1
CPU: x64
File System: NTFS
User: System
-Scan Summary-
Scan Type: Threat Scan
Scan Initiated By: Scheduler
Result: Completed
Objects Scanned: 366619
Threats Detected: 1
Threats Quarantined: 0
Time Elapsed: 16 min, 19 sec
-Scan Options-
Memory: Enabled
Startup: Enabled
Filesystem: 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: 0
(No malicious items detected)
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
Malware.Generic.4226368272, C:\PROGRAM FILES\WINRAR\ZIP64.SFX, No Action By User, 1000000, 0, 1.0.22616, 6B6CC832F148542CFBE94310, dds, 00681558
Physical Sector: 0
(No malicious items detected)
WMI: 0
(No malicious items detected)
(end)