PUP.Optional.IEnjoyApps

Short bio

PUP.Optional.IEnjoyApps is Malwarebytes detection name for a large family of browser extensions that act as search hijackers and target the Chrome browser.

Symptoms

Users may notice prompts like this one during install:

and see that their default serach engine has changed.

Type and source of the infection

PUP.Optional.IEnjoyApps hijacks the users' search results by changing the default search engine for the affected browser. Most of the extensions detected as PUP.Optional.IEnjoyApps can be downloaded from the domain ienjoyapps.com and are offered as search extensions specialized in a certain field like movies, games, etc.

Protection

Malwarebytes protects users from PUP.Optional.IEnjoyApps by blocking their domains.

Remediation

Malwarebytes can detect and remove PUP.Optional.IEnjoyApps without further user interaction.

1. Please download Malwarebytes to your desktop.
2. Double-click MBSetup.exe and follow the prompts to install the program.
3. When your Malwarebytes for Windows installation completes, the program opens to the Welcome to Malwarebytes screen.
4. Click on the Get started button.
5. Click Scan to start a Threat Scan.
6. Click Quarantine to remove the found threats.
7. Reboot the system if prompted to complete the removal process.

Malwarebytes removal log

A Malwarebytes log of removal will look similar to this:

Malwarebytes
www.malwarebytes.com
-Log Details-
Scan Date: 11/15/18
Scan Time: 10:48 AM
Log File: a6c7b8fe-e8bb-11e8-ae27-00ffdcc6fdfc.json
-Software Information-
Version: 3.6.1.2711
Components Version: 1.0.482
Update Package Version: 1.0.7855
License: Premium
-System Information-
OS: Windows 7 Service Pack 1
CPU: x64
File System: NTFS
User: {computername}\{username}
-Scan Summary-
Scan Type: Threat Scan
Scan Initiated By: Manual
Result: Completed
Objects Scanned: 237864
Threats Detected: 41
Threats Quarantined: 41
Time Elapsed: 2 min, 57 sec
-Scan Options-
Memory: Enabled
Startup: Enabled
Filesystem: Enabled
Archives: Enabled
Rootkits: Enabled
Heuristics: Enabled
PUP: Detect
PUM: Detect
-Scan Details-
Process: 0
(No malicious items detected)
Module: 0
(No malicious items detected)
Registry Key: 0
(No malicious items detected)
Registry Value: 1
PUP.Optional.IEnjoyApps.Generic, HKCU\SOFTWARE\GOOGLE\CHROME\PREFERENCEMACS\Default\extensions.settings|dmfdjkfpljiniadicampijngdedfppfh, Quarantined, [14284], [443085],1.0.7855
Registry Data: 0
(No malicious items detected)
Data Stream: 0
(No malicious items detected)
Folder: 9
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\js\official, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\css\fonts, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\_metadata, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\vertical, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\images, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\css, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\js, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\DEFAULT\EXTENSIONS\DMFDJKFPLJINIADICAMPIJNGDEDFPPFH, Quarantined, [14284], [443085],1.0.7855
File: 31
PUP.Optional.IEnjoyApps.Generic, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\Default\Secure Preferences, Replaced, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\Default\Preferences, Replaced, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\DEFAULT\EXTENSIONS\DMFDJKFPLJINIADICAMPIJNGDEDFPPFH\1.0.1_0\MANIFEST.JSON, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\css\fonts\material-icons.css, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\css\fonts\MaterialIcons-Regular.eot, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\css\fonts\MaterialIcons-Regular.ijmap, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\css\fonts\MaterialIcons-Regular.svg, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\css\fonts\MaterialIcons-Regular.ttf, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\css\fonts\MaterialIcons-Regular.woff, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\css\fonts\MaterialIcons-Regular.woff2, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\css\fonts\RobotoCondensed-Light.ttf, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\css\fonts\RobotoCondensed-Regular.ttf, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\css\style.css, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\images\icon128.png, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\images\icon16.png, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\images\icon38.png, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\js\official\bootstrap.min.js, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\js\official\jquery.min.js, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\js\official\material.min.js, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\js\base.js, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\js\init.js, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\js\main.js, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\vertical\440x280.jpg, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\vertical\init.js, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\vertical\pop.js, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\_metadata\computed_hashes.json, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\_metadata\verified_contents.json, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.IEnjoyApps.Generic, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh\1.0.1_0\popup.html, Quarantined, [14284], [443085],1.0.7855
PUP.Optional.SearchAlgo, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\Default\Secure Preferences, Replaced, [337], [454816],1.0.7855
PUP.Optional.SearchAlgo, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\Default\Secure Preferences, Replaced, [337], [454816],1.0.7855
Physical Sector: 0
(No malicious items detected)
WMI: 0
(No malicious items detected)

(end)

Add an exclusion

Should users wish to keep this program and exclude it from being detected in future scans, they can add the program to the exclusions list. Here’s how to do it.

• Open Malwarebytes for Windows.
• Click the Detection History
• Click the Allow List
• To add an item to the Allow List, click Add.
• Select the exclusion type Allow a file or folder and use the Select a folder button to select the main folder for the software that you wish to keep.
• Repeat this for any secondary files or folder(s) that belong to the software.

Traces/IOCs

You may see these entries in FRST logs:

CHR DefaultSearchURL: Default -> hxxp://movix.searchalgo.com/go/?category=web&s=tidp&vert=movies&var=plus&q={searchTerms}
CHR DefaultSearchKeyword: Default -> iTheatre
CHR DefaultSuggestURL: Default -> hxxp://sug.searchalgo.com/search/index_sg.php?q={searchTerms}
CHR Extension: (iTheatre Search Plus) - C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\dmfdjkfpljiniadicampijngdedfppfh [2018-11-15]

Associated threats

• PUP.Optional.IEnjoyApps.Generic
• PUP.Optional.SearchAlgo