What is Safe2Search?
The Malwarebytes research team has determined that Safe2Search is a browser hijacker. These so-called "hijackers" manipulate your browser(s), for example to change your startpage or searchscopes, so that the affected browser visits their site or one of their choice.
This particular one changes your default search engine.
How do I know if my computer is affected by Safe2Search?
You may see this entry in your list of installed Chrome extensions:
and this changed setting:
You may have noticed these warnings during install:
How did Safe2Search get on my computer?
Browser hijackers use different methods for distributing themselves. This particular one was downloaded from the webstore:
after a redirect from their website:
How do I remove Safe2Search?
Our program Malwarebytes can detect and remove this search hijacker.
- Please download Malwarebytes for Windows to your desktop.
- Double-click MBSetup.exe and follow the prompts to install the program.
- When your Malwarebytes for Windows installation completes, the program opens to the Welcome to Malwarebytes screen.
- Click on the Get started button.
- Click Scan to start a Threat Scan.
- When the scan is finished click Quarantine to remove the found threats.
- Reboot the system if prompted to complete the removal process.
- No, Malwarebytes removes Safe2Search completely.
We hope our application and this guide have helped you eradicate this hijacker.
As you can see below Malwarebytes Browser Guard, and the full version of Malwarebytes would have protected you against the Safe2Search hijacker. It would have blocked their website, giving you a chance to stop it before it became too late.
Technical details for experts
Possible signs in FRST logs:
CHR HomePage: Default -> safe2search.com CHR DefaultSearchURL: Default -> hxxps://search.safe2search.com/query/to?query={searchTerms}&qi=1&category=web&ext=1 CHR DefaultSearchKeyword: Default -> Safe2Search CHR DefaultSuggestURL: Default -> hxxps://sug.safe2search.com/complete/search?q={searchTerms}&client=firefox&ie=utf-8&oe=utf-8&hl=en-US CHR Extension: (Safe2Search) - C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\oipppoigngciofehichfgjdbacmmfipj [2021-07-29]Alterations made by the installer:
File system details [View: All details] (Selection) --------------------------------------------------- Adds the folder C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\oipppoigngciofehichfgjdbacmmfipj\0.3.0_0 Adds the file index.html"="9/14/2020 5:45 PM, 228 bytes, A Adds the file manifest.json"="7/29/2021 10:22 AM, 1827 bytes, A Adds the file switch.html"="11/11/2020 3:39 PM, 2927 bytes, A Adds the folder C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\oipppoigngciofehichfgjdbacmmfipj\0.3.0_0\_metadata Adds the file computed_hashes.json"="7/29/2021 10:22 AM, 961 bytes, A Adds the file verified_contents.json"="4/8/2021 12:53 PM, 2605 bytes, A Adds the folder C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\oipppoigngciofehichfgjdbacmmfipj\0.3.0_0\assets\images Adds the file 128x128.png"="7/29/2021 10:22 AM, 5762 bytes, A Adds the file 16x16.png"="7/29/2021 10:22 AM, 697 bytes, A Adds the file 96x96.png"="7/29/2021 10:22 AM, 4405 bytes, A Adds the folder C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\oipppoigngciofehichfgjdbacmmfipj\0.3.0_0\assets\js Adds the file const.js"="4/8/2021 12:46 PM, 605 bytes, A Adds the file index.js"="9/23/2020 4:22 PM, 656 bytes, A Adds the file libs.js"="11/1/2020 3:47 PM, 4549 bytes, A Adds the file stats.js"="9/23/2020 4:08 PM, 292 bytes, A Adds the file switch.js"="11/11/2020 3:58 PM, 731 bytes, A Adds the file sync_data.js"="3/8/2021 2:47 PM, 2510 bytes, A Adds the folder C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Sync Extension Settings\oipppoigngciofehichfgjdbacmmfipj Adds the file 000003.log"="7/29/2021 10:22 AM, 300 bytes, A Adds the file CURRENT"="7/29/2021 10:22 AM, 16 bytes, A Adds the file LOCK"="7/29/2021 10:22 AM, 0 bytes, A Adds the file LOG"="7/29/2021 10:22 AM, 369 bytes, A Adds the file MANIFEST-000001"="7/29/2021 10:22 AM, 41 bytes, A Registry details [View: All details] (Selection) ------------------------------------------------ [HKEY_CURRENT_USER\Software\Google\Chrome\PreferenceMACs\Default\extensions.settings] "oipppoigngciofehichfgjdbacmmfipj"="REG_SZ", "1FC53F5E08FAE4FF4EFC4C0902EDF2B809FAF63767E887453712F54F7879AD03"Malwarebytes log:
Malwarebytes www.malwarebytes.com -Log Details- Scan Date: 7/29/21 Scan Time: 10:34 AM Log File: ce8a8ef2-f047-11eb-a309-080027235d76.json -Software Information- Version: 4.4.3.125 Components Version: 1.0.1387 Update Package Version: 1.0.43686 License: Premium -System Information- OS: Windows 7 Service Pack 1 CPU: x64 File System: NTFS User: {username}-PC\{username} -Scan Summary- Scan Type: Threat Scan Scan Initiated By: Manual Result: Completed Objects Scanned: 257853 Threats Detected: 11 Threats Quarantined: 11 Time Elapsed: 1 min, 51 sec -Scan Options- Memory: Enabled Startup: Enabled Filesystem: Enabled Archives: Enabled Rootkits: Disabled 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.Safe2Search, HKCU\SOFTWARE\GOOGLE\CHROME\PREFERENCEMACS\Default\extensions.settings|oipppoigngciofehichfgjdbacmmfipj, Quarantined, 16855, 962593, , , , , , Registry Data: 0 (No malicious items detected) Data Stream: 0 (No malicious items detected) Folder: 2 PUP.Optional.Safe2Search, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\Default\Sync Extension Settings\oipppoigngciofehichfgjdbacmmfipj, Quarantined, 16855, 962593, , , , , , PUP.Optional.Safe2Search, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\DEFAULT\EXTENSIONS\OIPPPOIGNGCIOFEHICHFGJDBACMMFIPJ, Quarantined, 16855, 962593, 1.0.43686, , ame, , , File: 8 PUP.Optional.Safe2Search, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\Default\Secure Preferences, Replaced, 16855, 962593, , , , , E1244DA61CAC9F4FF124A0B2DB59F052, 03B67FFE84BB4CA5C5D238311905D0E3BB3F3214E12BBB899F60305EA305B427 PUP.Optional.Safe2Search, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\Default\Preferences, Replaced, 16855, 962593, , , , , 08BDD5B2A1D5FE0B1EDDC90964100218, 40709629B71734BAB64B5BC6B40EA5224AD89EB7ADA52E3A30EC89FCABE218FB PUP.Optional.Safe2Search, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Sync Extension Settings\oipppoigngciofehichfgjdbacmmfipj\000003.log, Quarantined, 16855, 962593, , , , , 8B094C7CFF360E98F8A3C324D87F531F, F544A56153BE79292E85582E897F87FBE93E511206AD4EEDDBB7AA3390292EAD PUP.Optional.Safe2Search, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Sync Extension Settings\oipppoigngciofehichfgjdbacmmfipj\CURRENT, Quarantined, 16855, 962593, , , , , 46295CAC801E5D4857D09837238A6394, 0F1BAD70C7BD1E0A69562853EC529355462FCD0423263A3D39D6D0D70B780443 PUP.Optional.Safe2Search, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Sync Extension Settings\oipppoigngciofehichfgjdbacmmfipj\LOCK, Quarantined, 16855, 962593, , , , , , PUP.Optional.Safe2Search, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Sync Extension Settings\oipppoigngciofehichfgjdbacmmfipj\LOG, Quarantined, 16855, 962593, , , , , 08C852F1EF07A3DF0D809F4DB0B73FE6, 178AAF5404DEF3D0562BA08EDA8ECF9CC485E6969B699EFC7267CBD5D5C867E4 PUP.Optional.Safe2Search, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Sync Extension Settings\oipppoigngciofehichfgjdbacmmfipj\MANIFEST-000001, Quarantined, 16855, 962593, , , , , 5AF87DFD673BA2115E2FCF5CFDB727AB, F9D31B278E215EB0D0E9CD709EDFA037E828F36214AB7906F612160FEAD4B2B4 PUP.Optional.Safe2Search, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\DEFAULT\EXTENSIONS\OIPPPOIGNGCIOFEHICHFGJDBACMMFIPJ\0.3.0_0\MANIFEST.JSON, Quarantined, 16855, 962593, 1.0.43686, , ame, , 384130F5E9E40E17597CDD4B38625EA9, FC807291256768AA1D8780AAAAA2D487DDA016446D6C8956D7CE5CB87E85A205 Physical Sector: 0 (No malicious items detected) WMI: 0 (No malicious items detected) (end)As mentioned before the full version of Malwarebytes could have protected your computer against this threat.
We use different ways of protecting your computer(s):
- Dynamically Blocks Malware Sites & Servers
- Malware Execution Prevention