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Microsoft Security Intelligence
21 entries found. Displaying page 1 of 2.
Updated on Oct 12, 2014

Windows Defender detects and removes this threat.

This virus can infect files with a .exe extension. When these files are run, the virus will run instead.

Find out ways that malware can get on your PC.  

Alert level: severe
Updated on Feb 15, 2015

Windows Defender detects and removes this threat.

This threat family consists of a trojan component that helps it run at startup (detected as Virus:Win32/Grenam.B!lnk), a worm component that spreads via removable drives (detected as Virus:Win32/Grenam.B!inf), and a virus component (detected as Virus:Win32/Grenam.B) that renames your executables.

Alert level: severe
Updated on Sep 06, 2019
Alert level: severe
Updated on Dec 14, 2019
Alert level: severe
Updated on Dec 23, 2019
Alert level: severe
Updated on Aug 05, 2020
Alert level: severe
Updated on Oct 01, 2020
Alert level: severe
Updated on Dec 03, 2020
Alert level: severe
Updated on Oct 25, 2023
Alert level: severe
Updated on Mar 03, 2024
Alert level: severe
Updated on Sep 18, 2013
Alert level: severe
Updated on Mar 10, 2015
Alert level: severe
Updated on Apr 13, 2015
Alert level: severe
Updated on Apr 13, 2015
Alert level: severe
Updated on Aug 31, 2015
Alert level: severe
Updated on Jan 09, 2019
Alert level: severe
Updated on Apr 19, 2019
Alert level: severe
Updated on Aug 02, 2019
Alert level: severe
Updated on Sep 26, 2011
Alert level: severe
Updated on Feb 13, 2015
Alert level: severe