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Svchost.exe (Service Host, or SvcHost) is a system process that can host one or more Windows services in the Windows NT family of operating systems. [1] Svchost is essential in the implementation of shared service processes, where a number of services can share a process in order to reduce resource consumption.
On the source computer, the virus runs an HTTP server on a port between 1024 and 10000; the target shellcode connects back to this HTTP server to download a copy of the virus in DLL form, which it then attaches to svchost.exe. [39] Variants B and later may attach instead to a running services.exe or Windows Explorer process. [32]
Background Intelligent Transfer Service (BITS) is a component of Microsoft Windows XP and later iterations of the operating systems, which facilitates asynchronous, prioritized, and throttled transfer of files between machines using idle network bandwidth.
One can also kill the offending instance of svchost.exe, thus releasing the lock, but this normally renders the machine unusable, since it also terminates all the services hosted by the same instance of svchost.exe. Also, the Windows Webclient (MRxDAV) is, however, known to create temporary copies of downloaded files under C:\Documents and ...
Since support for Windows 2000 ended on July 13, 2010, Microsoft stopped distributing the tool to Windows 2000 users via Windows Update. The last version of the tool that could run on Windows 2000 was 4.20, released on May 14, 2013. Starting with version 5.1, released on June 11, 2013, support for Windows 2000 was dropped altogether.
Dridex, also known as Bugat and Cridex, is a form of malware that specializes in stealing bank credentials via a system that utilizes macros from Microsoft Word. [5]The targets of this malware are Windows users who open an email attachment in Word or Excel, causing macros to activate and download Dridex, infecting the computer and opening the victim to banking theft.