Archives - Windows Malware

On this day in history – backdoor trojan Bitfrost infects Windows

October 12, 2004: Bifrost is a backdoor trojan horse family of more than 10 variants which can infect Windows 95 through Windows 10 (although on modern Windows systems, after Windows XP, its functionality is limited). Bifrost uses the typical server, server builder, and client backdoor program configuration to allow a remote attacker, who uses the […]

Disable PowerShell and WMI if you don’t use them

Windows PowerShell is a vital tool for programmers and other IT professionals. For everyone else, it’s a potential security time bomb waiting to go off, because it can enable the execution of secretive fileless malware. Turning off both PowerShell and WMI on Windows can decrease your risks of a serious infection.