35,547,932 programs installed

Should I remove PacFunction?

What percent of users and experts removed it?
87% remove it13% keep it
Overall Sentiment
Bad
What do people think about it?
(click star to rate)
How common is it?
Global Rank #14,000
United States Rank #17,472
Reach 0.0272%
(Not enough data to show 30 day installation trends)
Uninstallation trends (last 30 days)
Lifespan of installation (until removal)
< 2.62 days
77.25 days >
Average installed length: 40.59 days

Versions

VersionDistribution
2014.04.09.195746 0.57%
2014.04.09.032217 1.70%
2014.04.08.223327 1.14%
2014.04.07.213818 1.70%
2014.04.07.201814 0.57%
2014.04.07.201809 0.57%
2014.04.04.232421 5.68%
2014.04.04.000738 1.14%
2014.04.03.210041 1.70%
2014.04.03.210019 0.57%
2014.04.02.174832 1.70%
2014.04.02.174753 1.70%
2014.04.01.223151 0.57%
2014.04.01.223110 1.14%
2014.03.28.231733 1.14%
2014.03.28.231718 12.50%
2014.03.28.000038 2.84%
2014.03.26.234355 5.68%
2014.03.26.011929 1.14%
2014.03.26.011853 2.84%
2014.03.24.185709 1.14%
2014.03.24.185659 2.84%
2014.03.21.000453 4.55%
2014.03.21.000448 10.80%
2014.03.20.011346 2.27%
2014.03.18.232430 1.70%
2014.03.17.214508 1.70%
2014.03.15.013120 5.68%
2014.03.14.182041 0.57%
2014.03.13.170412 1.70%
2014.03.11.234342 7.39%
2014.03.11.162604 2.84%
2014.03.10.233522 1.70%
2014.03.05.221816 6.82%
2014.02.28.212019 1.70%

PacFunction

What is PacFunction?

TiltBorwser is a Yontoo/Sambreel advertising injection adware browser extension.

- Random web page text is turned into hyperlinks.
- Browser popups appear which recommend fake updates or other software.
- Ads with red click here button will pop up when those links are hovered on.
- Other unwanted adware programs might get installed without the user's knowledge.
- Web pages become extremely slow to download due to the multiple ads.

The software is distributed via download managers including ones from Simply Tech Ltd, Install Lab ltd. (clickandownload.com) and CoolMirage Ltd. (torntv-tvv.org).

Overview

The most used version is 2014.03.28.231718, with over 98% of all installations currently using this version. It adds a background controller service that is set to automatically run. Delaying the start of this service is possible through the service manager. It adds a Browser Helper Object (BHO) to Internet Explorer. The main program executable is PacFunction.FirstRun.exe. Typically most users end up uninstalling this just after a few days. The software installer includes 10 files and is usually about 1.09 MB (1,145,878 bytes).
  • Possible malware installed by this program
  • Loads into the web browser
  • Installs a Windows Service
  • Typically distributed through a pay-per-install bundle
  • Generally known to have a low reputation
  • The experts agree, you should remove it!
Warning, multiple anti-virus scanners have detected possible malware in PacFunction.
PacFunctionBHO.dll (15c431a67fe079e0a400a2e46ce43b21) has been flagged by the following 32 scanners:
Anti-Virus softwareVersionDetection
Lavasoft Ad-Aware 1018 Adware.Agent.NYU
Agnitum Outpost 7.1.1 PUA.Agent
Avira AntiVir 7.11.144.142 APPL/BrowseFox.Gen2
Antiy-AVL 0.1.0.1 GrayWare[AdWare:not-a-virus]/Win32.Agent
avast! 2014.9-140422 Win32:PUP-gen [PUP]
AVG 2015.0.3496 MalSign.Pafun
Bitdefender 1.0.20.560 Adware.Agent.NYU
CAT-QuickHeal 4.14.12.00 AdWare.Agent.r5 (Not a Virus)
Comodo Security 18139 Application.Win32.Altbrowse.AK
Dr.Web 9.0.0.0112 Trojan.BPlug.28
Emsisoft Anti-Malware 8.14.04.22.05 Adware.Agent.NYU
ESET-NOD32 8.9702 a variant of Win32/BrowseFox.F
Fortinet FortiGate 4/22/2014 Adware/Agent
F-Secure 11.2014-22-04_3 Adware.Agent.NYU
G Data 14.4.24 Adware.Agent.NYU
IKARUS anti.virus t3scan.1.6.1.0 not-a-virus:AdWare.Win32.Agent
Jiangmin KV140422 Adware/Agent.jaw
K7 AntiVirus 13.176.11806 Unwanted-Program
K7GW 13.176.11806 Unwanted-Program ( 00454f261 )
Kaspersky 14.0.0.3976 not-a-virus:AdWare.Win32.Agent
Kingsoft AntiVirus 331020.49267 Win32.Troj.Agent.ah.(kcloud)
Malwarebytes v2014.04.22.05 PUP.Optional.PacFunction.A
McAfee 5600.7152 Artemis!15C431A67FE0
McAfee-GW-Edition 7.7152 Artemis!15C431A67FE0
MicroWorld-eScan 15.0.0.336 Adware.Agent.NYU
nProtect 14.04.20.01 Adware.Agent.NYU
Sophos 4.98 Generic PUA PI
SUPERAntiSpyware 10650 Adware.BrowseFox/Variant
Symantec 4/22/2014 rev. 3 Trojan.ADH
TrendMicro-HouseCall 7.2.112 TROJ_GEN.F47V0322
Vba32 AntiVirus 3.12.26.0 AdWare.Agent
VIPRE Antivirus 28446 Yontoo (fs)
updatePacFunction.exe (bf7dc1c0acfc23fe5b8ef7a512c7e5dd) has been flagged by the following 17 scanners:
Anti-Virus softwareSoftware versionDetection
Lavasoft Ad-Aware 12.0.163.0 Adware.Agent.NYU
Agnitum Outpost 5.5.1.3 Riskware.Agent!
AVG 13.0.0.3169 MalSign.Pafun.E1F
Bitdefender 7.2 Adware.Agent.NYU
Dr.Web 7.00.8.02260 Trojan.BPlug.35
Emsisoft Anti-Malware 3.0.0.596 Adware.Agent.NYU (B)
ESET-NOD32 9672 a variant of Win32/BrowseFox.H
Fortinet FortiGate 4 Riskware/BrowseFox
F-Secure 11.0.19100.45 Adware.Agent.NYU
G Data 24 Adware.Agent.NYU
IKARUS anti.virus T3.1.6.1.0 AdWare.Agent
Malwarebytes 1.75.0001 PUP.Optional.PacFunction.A
McAfee 6.0.4.564 Artemis!BF7DC1C0ACFC
McAfee-GW-Edition 2013 Artemis!BF7DC1C0ACFC
MicroWorld-eScan 12.0.250.0 Adware.Agent.NYU
nProtect 2014-04-14.01 Adware.Agent.NYU
VIPRE Antivirus 28214 Trojan.Win32.Generic!BT
       View all 49 all detections
PacFunction 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: PacFunction
URL: pacfunction.info/support
Help link: mailto:support@pacfunction.info
Installation folder: C:\Program Files\PacFunction
Uninstaller: C:\Program Files\PacFunction\PacFunctionuninstall.exe
Estimated size: 1.09 MB

Program filesFiles installed by PacFunction

Program executable:PacFunction.FirstRun.exe
Name:FirstRun
Path:C:\Program Files\PacFunction\PacFunction.FirstRun.exe
MD5:db6b9033d7b966db2e5a712d9cdc003f
Additional files:
  • (Malware detected) PacFunctionBHO.dll - PacFunction
  • 7za.exe (by Igor Pavlov) - 7-Zip (7-Zip Standalone Console)
  • PacFunctionUninstall.exe
  • (Malware detected) updatePacFunction.exe

Program behaviorsBehaviors exhibited

Internet Explorer BHO
  • PacFunctionBHO.dll is installed in Internet Explorer as a BHO (Browser Helper Object) under the name 'PacFunction' with the class of {9aa72d95-59d7-4421-a02c-f93a1187a165}.
Service
  • updatePacFunction.exe runs as a service named 'Update PacFunction' (Update PacFunction).

How do I remove PacFunction?

Quickly and completely remove PacFunction from your computer by downloading "Should I Remove It?", its 100% FREE and installs in seconds (click the button below).
Download "Should I Remove It?", it's FREE!Remove PacFunction from your computer.
Or, you can uninstall PacFunction 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: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program PacFunction, click it, and then do one of the following:
    • Windows Vista/7/8: 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 PacFunction.
  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 PacFunction you can restore them to their previous default settings.
Microsoft Internet Explorer
Mozilla Firefox
Google Chrome
Scan your PC for malware
If you do not have a good anti-virus program, please consider installing one. Below are some we highly recommend.

OS VERSIONS
Win 7 (SP1) 45%
Win 7 1%
 
HOW IT RUNS
Windows Service? Yes
(Installs a service)
 
USER ACTIONS
Uninstall it 87%
Keep it 13%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 55.68%
Windows 8 34.66%
Windows XP 7.39%
Windows Vista 2.27%
Which OS releases does it run on?
Windows 7 Home Premium 25.57%
Windows 7 Ultimate 18.75%
Windows 8.1 13.64%
Windows 7 Professional 9.09%
Windows 8 7.95%
Microsoft Windows XP 7.39%

Distribution by countryGeography

29.59% of installs come from the United States
Which countries install it?
  United States 29.59%
  Italy 9.47%
  India 7.69%
  Germany 4.14%
  United Kingdom 4.14%
  Romania 2.37%
  Spain 2.37%
  United Arab Emirates 2.37%
  MA 1.78%
  Brazil 1.78%
  Belgium 1.78%
  Finland 1.78%
  Mexico 1.78%
  Israel 1.78%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 25.60%
Acer 19.20%
Dell 18.40%
ASUS 12.00%
Toshiba 7.20%
Samsung 4.80%
GIGABYTE 4.00%
Intel 3.20%
Lenovo 2.40%
MSI 1.60%
Apple 0.80%
Alienware 0.80%
Common models
HP 630 Notebook PC 3.77%
ASUSTeK X550CC 2.83%
Dell OptiPlex 755 2.83%
HP Pavilion dv6 notebook ... 1.89%
INTELR AWRDACPI 1.89%
HP Pavilion g6 Notebook P... 1.89%

About Yontoo Technology

Yontoo, a subsidiary/alias of ad-hijacker Sambreel, is a publisher of ad-supported web browser extensions designed to inject and display advertisements within the browser.
Publisher URL: www.yontoo.com

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