84,488,480 programs installed

Should I remove Lights off!?

What percent of users and experts removed it?
81% remove it19% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Reach 0.0007%
Lifespan of installation (until removal)
< 3.52 days
84.39 days >
Average installed length: 44.34 days


VersionDistribution 92.86% 7.14%

Lights off!

What is Lights off!?

Lights Off is an adware application that is designed for the purpose of displaying unwanted ads, software for PUP (potentially unwanted programs) and other offers. Once installed the application integrates inside the browser through multiple means and will deliver ads including but not limited to banner ads, text-links, coupons and other offers both by injecting them in the user's web browser as well as displaying popups outside of the browser. In some cases the ad will have attribution but in most cases it will not and will confuse the user should malvaertisng be the source.


The most used version is, with over 98% of all installations currently using this version. During setup, the program registers itself to launch on boot through a Windows Schedule Task in order to automatically start-up (this is typically done to avoid any UAC prompts). It adds a Browser Helper Object (BHO) to Internet Explorer. The main program executable is utils.exe. Typically most users end up uninstalling this just after a few days. The software installer includes 26 files and is usually about 12.94 MB (13,568,174 bytes).
  • Possible malware installed by this program
  • Automatically starts with Windows
  • Loads into the web browser
  • Difficult to remove as it will reinstall itself
  • Typically distributed through a pay-per-install bundle
  • The experts agree, you should remove it!
Warning, multiple anti-virus scanners have detected possible malware in Lights off!.
utils.exe (458707a24653c9773bbc2b85a5a2c62d) has been flagged by the following 29 scanners:
Anti-Virus softwareVersionDetection
Lavasoft Ad-Aware 663 Gen:Application.Parj.1
Agnitum Outpost 7.1.1 Riskware.VMDetector
AhnLab-V3 2015.04.07 Win-PUP/CrossRider
avast! 2014.9-150413 Win32:Malware-gen
AVG 2016.0.3141 AdInstaller
AVware Trojan.Win32.Generic!BT
Baidu-International Adware.Win32.CrossAd.CF
Bitdefender Gen:Application.Parj.1
Cyren W32/Application.FJLN-7995
ESET-NOD32 9.11432 Win32/Packed.VMDetector.I potentially unwanted
F-Secure 11.2015-13-04_2 Gen:Application.Parj.1
G Data 15.4.25 Gen:Application.Parj
K7 AntiVirus 13.202.15500 Trojan
K7GW 13.202.15498 Trojan ( 004b24461 )
Kaspersky not-a-virus:AdWare.Win32.Agent
Malwarebytes v2015.04.13.03 PUP.Optional.CrossRider.A
McAfee 5600.6797 Artemis!458707A24653
McAfee-GW-Edition 7.6797 BehavesLike.Win32.Dropper.vc
MicroWorld-eScan Gen:Application.Parj.1
NANO AntiVirus Trojan.Win32.Crossrider.doifou
Panda Antivirus Trj/Genetic.gen
Qihoo-360 HEUR/QVM20.1.Malware.Gen
Rising Antivirus PE:Malware.Adwapper!6.2370
Sophos 4.98 Generic PUA NA
Symantec 4/13/2015 rev. 2 Trojan.Gen
Tencent Win32.Adware.Agent.Pcst
TrendMicro-HouseCall 7.2.103 TROJ_GEN.R002H05CN15
VIPRE Antivirus 39110 Trojan.Win32.Generic!BT
Zillya Adware.Agent.Win32.51957
       View all 29 all detections
Lights off! has been found to be bundled with 3rd party software. If you have not purposefully installed this, you should be safe uninstalling it.

Program detailsProgram details

Displayed publisher: BApps
Installation folder: C:\Program Files\lights off!
Uninstaller: C:\Program Files\Lights off!\Uninstall.exe /fcp=1
Estimated size: 12.94 MB

Program filesFiles installed by Lights off!

Program executable:utils.exe (Malware detected)
Path:C:\Program Files\lights off!\utils.exe
Additional files:
  • bb06a5c0-b99f-41a9-bc93-c37039798f2c-11.exe (by BApps) - Lights off! (Lights off! exe)
  • bb06a5c0-b99f-41a9-bc93-c37039798f2c-4.exe (by BApps)
  • bb06a5c0-b99f-41a9-bc93-c37039798f2c-5.exe
  • fb76b22b-f86b-49e3-a42a-468fc93acf59-11.exe
  • fb76b22b-f86b-49e3-a42a-468fc93acf59-2.exe
  • fb76b22b-f86b-49e3-a42a-468fc93acf59-4.exe
  • fb76b22b-f86b-49e3-a42a-468fc93acf59-5.exe
  • fb76b22b-f86b-49e3-a42a-468fc93acf59-6.exe
  • fb76b22b-f86b-49e3-a42a-468fc93acf59-64.exe
  • Lights off!-bg.exe
  • Lights off!-bho.dll - Lights off! BHO
  • Lights off!-bho64.dll
  • Lights off!-buttonutil.exe
  • Lights off!-buttonutil64.exe
  • Lights off!-codedownloader.exe
  • Lights off!-buttonutil.dll
  • Lights off!-buttonutil64.dll
  • Uninstall.exe

Program behaviorsBehaviors exhibited

Internet Explorer BHO
  • Lights off!-bho.dll is installed in Internet Explorer as a BHO (Browser Helper Object) under the name 'Lights off!' with the class of {11111111-1111-1111-1111-110611901119} (f40ae2ea2c0c43bba6c7aa70680a67270069019).
9 Scheduled Tasks (Boot/Login)
  • fb76b22b-f86b-49e3-a42a-468fc93acf59-11.exe is automatically launched at startup through a scheduled task named fb76b22b-f86b-49e3-a42a-468fc93acf59-11.
  • Lights off!-codedownloader.exe is automatically launched at startup through a scheduled task named fb76b22b-f86b-49e3-a42a-468fc93acf59-7.
  • fb76b22b-f86b-49e3-a42a-468fc93acf59-6.exe is automatically launched at startup through a scheduled task named fb76b22b-f86b-49e3-a42a-468fc93acf59-6.
  • fb76b22b-f86b-49e3-a42a-468fc93acf59-4.exe is automatically launched at startup through a scheduled task named fb76b22b-f86b-49e3-a42a-468fc93acf59-4.
  • fb76b22b-f86b-49e3-a42a-468fc93acf59-2.exe is automatically launched at startup through a scheduled task named fb76b22b-f86b-49e3-a42a-468fc93acf59-2.
  • fb76b22b-f86b-49e3-a42a-468fc93acf59-5.exe is automatically launched at startup through a scheduled task named fb76b22b-f86b-49e3-a42a-468fc93acf59-5_user.
  • Plus 3 more

How do I remove Lights off!?

You can uninstall Lights off! 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 Lights off!, 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 Lights off!.
  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.

How do I reset my web browser?

If your web browser homepage and search settings have been modfied by Lights off! you can restore them to their previous default settings.
Microsoft Internet Explorer
Mozilla Firefox
Google Chrome

Win 10 50%
Win 7 14%
Scheduled task? Yes
(Runs on Windows boot)
Uninstall it 81%
Keep it 19%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 10 50.00%
Windows 7 50.00%
Which OS releases does it run on?
Windows 7 Ultimate 28.57%
Windows 8.1 21.43%
Windows 8.1 Single Langua... 14.29%
Windows 8.1 Pro 7.14%
Windows 10 Home Single La... 7.14%
Windows 7 Professional 7.14%

Distribution by countryGeography

45.00% of installs come from Brazil
Which countries install it?
  Brazil 45.00%
  United States 45.00%
  France 10.00%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 46.15%
Acer 15.38%
Samsung 15.38%
Lenovo 15.38%
Toshiba 7.69%
Common models
HP 2000 Notebook PC 15.38%
HP 15 Notebook PC 7.69%
Acer Aspire E1-572 7.69%
Samsung RV411 7.69%
Samsung 300E5EV/300E4EV/2... 7.69%


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