84,488,480 programs installed

Should I remove Operating System Software?

What percent of users and experts removed it?
77% remove it23% keep it
Overall Sentiment
Bad
What do people think about it?
(click star to rate)
How common is it?
Reach 0.0004%

Versions

VersionDistribution
1.0.0.0 100.00%

Operating System Software

What is Operating System Software?

This is an ad Injector type of malware that is typically bundled with unwanted software offers for legitimate software and once installed is deceptive, difficult to remove as well as impacts the security of the user's computer by displaying intrusive advertisements in the web browser which promote and trick users into installing other unwanted adware or malware. Once installed, it runs as a startup process in the background works by injecting into the browser ads on web pages that either do not normally appear or by replacing existing ads that are part of the existing site with ads from different companies with low quality offerings as well as malware. It works by monitoring and intercepting the user's web browser connections and injecting new content before the browser serve it up. (This is a variant of the CMI/WinCheck family of adware.)

Overview

The primary executable is named ansm574d.exe. A majority of users end up uninstalling this less than a week of it being installed. The setup package generally installs about 3 files and is usually about 2.79 MB (2,926,526 bytes).
  • Malware detected in the program
  • Displays unwanted advertisements
  • The experts agree, you should remove it!
Warning, multiple anti-virus scanners have detected possible malware in Operating System Software.
ansm574d.exe (c767d420f3384cea8b2ea7cc6b0da236) has been flagged by the following 9 scanners:
Anti-Virus softwareVersionDetection
AVG 2016.0.3015 Generic6
AVware 1.5.0.21 Trojan.Win32.Generic!BT
Baidu-International 4.0.3.15816 Adware.Win32.ConvertAd.PS
Comodo Security 22244 ApplicUnwnt
ESET-NOD32 9.11684 a variant of Win32/Adware.ConvertAd.PS
Fortinet FortiGate 8/16/2015 Riskware/ConvertAd
McAfee-GW-Edition 7.6671 BehavesLike.Win32.CryptDoma.vh
Symantec 8/16/2015 rev. 1 WS.Reputation
VIPRE Antivirus 40560 Trojan.Win32.Generic!BT

Program detailsProgram details

Installation folder: C:\users\user\appdata\local\4c4c4544-1431984385-3610-8053-b6c04f4d3332
Uninstaller: "C:\users\user\appdata\Local\4C4C4544-1431984385-3610-8053-B6C04F4D3332\uninstall.exe"
Estimated size: 2.79 MB

Program filesFiles installed by Operating System Software

Program executable:ansm574d.exe (Malware detected)
Path:C:\users\user\appdata\local\4c4c4544-1431984385-3610-8053-b6c04f4d3332\ansm574d.exe
MD5:c767d420f3384cea8b2ea7cc6b0da236
Additional files:
  • rnsn5A0E.exe
  • Uninstall.exe

How do I remove Operating System Software?

You can uninstall Operating System Software from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8/10: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program Operating System Software, click it, and then do one of the following:
    • Windows Vista/7/8/10: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove Operating System Software.
  4. If for some reason uninstallation fails, please install Microsoft's uninstall fixer utility which will help fix problems with programs that can't be uninstalled at support.microsoft.com.

OS VERSIONS
Win 10 57%
Win Vista (SP2) 14%
 
USER ACTIONS
Uninstall it 77%
Keep it 23%
 
AVERAGE INSTALL LIFESPAN
370.22
Days

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 10 57.14%
Windows 7 28.57%
Windows Vista 14.29%
Which OS releases does it run on?
Windows 8.1 42.86%
Windows Vista Home Premiu... 14.29%
Windows 7 Professional 14.29%
Windows 7 Ultimate 14.29%
Windows 8.1 Single Langua... 14.29%

Distribution by countryGeography

69.23% of installs come from the United States
Which countries install it?
  United States 69.23%
  Russia 15.38%
  Switzerland 7.69%
  Germany 7.69%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 40.00%
Samsung 20.00%
Dell 20.00%
ASUS 20.00%
Common models
Samsung R530/R730/P590 ... 14.29%
MSI MS-7677 14.29%
HP-Pavilion FK785AA-ABA s... 14.29%
HP Pavilion g7 Notebook P... 14.29%
Dell XPS 13 9343 14.29%
BIOSTAR Group TF570 SLI A... 14.29%

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