Adware.Elex

Short bio

Adware.Elex is Malwarebytes’ generic detection name for a large family of Windows-oriented adware of Chinese origin.

Symptoms

Once executed, Adware.Elex displays ads by injecting them into visited sites and pops up browser windows.

Type and source of infection

Adware.Elex arrives on a system as a file downloaded from the Internet. Sometimes it disguises itself as a tool that can detect and remove adware. At times, it hides under the guise of an Adobe Flash or Java update.

Protection

Malwarebytes protects users from Adware.Elex by using real-time protection.

block Adware.Elex

Malwarebytes blocks Adware.Elex

Remediation

Malwarebytes can detect and remove Adware.Elex without further user interaction.

  1. Please download Malwarebytes to your desktop.
  2. Double-click mb3-setup-consumer-{version}.exe and follow the prompts to install the program.
  3. Then click Finish.
  4. Once the program has fully updated, select Scan Now on the Dashboard. Or select the Threat Scan from the Scan menu.
  5. If another update of the definitions is available, it will be implemented before the rest of the scanning procedure.
  6. When the scan is complete, make sure that all Threats are selected, and click Remove Selected.
  7. Restart your computer when prompted to do so.

Malwarebytes removal log

An example Malwarebytes log for a member of this family called Youndoo:

Malwarebytes
www.malwarebytes.com

-Log Details-
Scan Date: 2/20/17
Scan Time: 2:10 PM
Logfile: mbamYoundoo.txt
Administrator: Yes

-Software Information-
Version: 3.0.6.1469
Components Version: 1.0.50
Update Package Version: 1.0.1307
License: Premium

-System Information-
OS: Windows 10
CPU: x64
File System: NTFS
User: {computername}\{username}

-Scan Summary-
Scan Type: Threat Scan
Result: Completed
Objects Scanned: 420585
Time Elapsed: 8 min, 58 sec

-Scan Options-
Memory: Enabled
Startup: Enabled
Filesystem: Enabled
Archives: Enabled
Rootkits: Disabled
Heuristics: Enabled
PUP: Enabled
PUM: Enabled

-Scan Details-
Process: 0
(No malicious items detected)

Module: 0
(No malicious items detected)

Registry Key: 4
Adware.Elex.Generic, HKLM\SOFTWARE\CLASSES\CLSID\{5AD340E8-F445-11E6-B566-64006A5CFC23}, Delete-on-Reboot, [2155], [356410],1.0.1307
Adware.Elex.Generic, HKLM\SOFTWARE\CLASSES\CLSID\{5AD340E8-F445-11E6-B566-64006A5CFC23}\InprocServer32, Delete-on-Reboot, [2155], [356410],1.0.1307
PUP.Optional.Youndoo, HKLM\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\{92C91B86-B20E-474B-A1D9-6B7D5AC229C4}, Delete-on-Reboot, [767], [182916],1.0.1307
PUP.Optional.Youndoo, HKLM\SOFTWARE\WOW6432NODE\youndooSoftware, Delete-on-Reboot, [767], [182849],1.0.1307

Registry Value: 4
Adware.Elex.Generic, HKLM\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\SHELLEXECUTEHOOKS|{5AD340E8-F445-11E6-B566-64006A5CFC23}, Delete-on-Reboot, [2155], [356410],1.0.1307
Adware.Elex.SHHKRST, HKLM\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\EXPLORER|ENABLESHELLEXECUTEHOOKS, Delete-on-Reboot, [357], [-1],0.0.0
Adware.Elex.SHHKRST, HKLM\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\EXPLORER|ENABLESHELLEXECUTEHOOKS, Delete-on-Reboot, [357], [-1],0.0.0
PUP.Optional.Youndoo, HKLM\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\{92C91B86-B20E-474B-A1D9-6B7D5AC229C4}|DISPLAYNAME, Delete-on-Reboot, [767], [182916],1.0.1307

Registry Data: 0
(No malicious items detected)

Data Stream: 0
(No malicious items detected)

Folder: 3
PUP.Optional.FakeFFProfile, C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\naweriweentcofise\Profiles\mhc384j1.default, Delete-on-Reboot, [2786], [363173],1.0.1307
PUP.Optional.FakeFFProfile, C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\naweriweentcofise\Profiles, Delete-on-Reboot, [2786], [363173],1.0.1307
PUP.Optional.FakeFFProfile, C:\USERS\{username}\APPDATA\ROAMING\Mozilla\Firefox\naweriweentcofise, Delete-on-Reboot, [2786], [363173],1.0.1307

File: 22
PUP.Optional.FakeFFProfile, C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\naweriweentcofise\Profiles\mhc384j1.default\prefs.js, Delete-on-Reboot, [2786], [363173],1.0.1307
PUP.Optional.FakeFFProfile, C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\naweriweentcofise\Profiles\mhc384j1.default\profiles.ini, Delete-on-Reboot, [2786], [363173],1.0.1307
PUP.Optional.FakeFFProfile, C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\naweriweentcofise\Profiles\mhc384j1.default\search-metadata.json, Delete-on-Reboot, [2786], [363173],1.0.1307
PUP.Optional.FakeFFProfile, C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\naweriweentcofise\Profiles\mhc384j1.default\search.json.mozlz4, Delete-on-Reboot, [2786], [363173],1.0.1307
Adware.Elex.Generic, C:\PROGRAM FILES (X86)\THULUCH\REUQUTAIN.DLL, Delete-on-Reboot, [2155], [356410],1.0.1307
PUP.Optional.Youndoo, C:\USERS\{username}\APPDATA\ROAMING\PROFILES\GHERLUWARDCOOZEIED.DEFAULT\PREFS.JS, Replaced, [767], [324487],1.0.1307
PUP.Optional.Youndoo, C:\USERS\{username}\APPDATA\ROAMING\PROFILES\GHERLUWARDCOOZEIED.DEFAULT\PREFS.JS, Replaced, [767], [324487],1.0.1307
PUP.Optional.Youndoo, C:\USERS\{username}\APPDATA\ROAMING\PROFILES\GHERLUWARDCOOZEIED.DEFAULT\PREFS.JS, Replaced, [767], [324487],1.0.1307
PUP.Optional.Youndoo, C:\USERS\{username}\APPDATA\ROAMING\PROFILES\GHERLUWARDCOOZEIED.DEFAULT\PREFS.JS, Replaced, [767], [324487],1.0.1307
PUP.Optional.Youndoo, C:\USERS\{username}\APPDATA\ROAMING\PROFILES\GHERLUWARDCOOZEIED.DEFAULT\PREFS.JS, Replaced, [767], [324487],1.0.1307
PUP.Optional.Youndoo, C:\USERS\{username}\APPDATA\ROAMING\PROFILES\GHERLUWARDCOOZEIED.DEFAULT\PREFS.JS, Replaced, [767], [324487],1.0.1307
PUP.Optional.Youndoo, C:\USERS\{username}\APPDATA\ROAMING\PROFILES\GHERLUWARDCOOZEIED.DEFAULT\PREFS.JS, Replaced, [767], [324487],1.0.1307
PUP.Optional.Youndoo, C:\USERS\{username}\APPDATA\ROAMING\MOZILLA\FIREFOX\PROFILES\MHC384J1.DEFAULT\PREFS.JS, Replaced, [767], [302817],1.0.1307
PUP.Optional.Youndoo, C:\USERS\{username}\APPDATA\ROAMING\MOZILLA\FIREFOX\PROFILES\MHC384J1.DEFAULT\PREFS.JS, Replaced, [767], [302817],1.0.1307
PUP.Optional.Youndoo, C:\USERS\{username}\APPDATA\ROAMING\MOZILLA\FIREFOX\PROFILES\MHC384J1.DEFAULT\PREFS.JS, Replaced, [767], [302817],1.0.1307
PUP.Optional.Youndoo, C:\USERS\{username}\APPDATA\ROAMING\MOZILLA\FIREFOX\PROFILES\MHC384J1.DEFAULT\PREFS.JS, Replaced, [767], [302817],1.0.1307
PUP.Optional.Youndoo, C:\USERS\{username}\APPDATA\ROAMING\MOZILLA\FIREFOX\PROFILES\MHC384J1.DEFAULT\PREFS.JS, Replaced, [767], [302817],1.0.1307
Adware.Elex, C:\USERS\{username}\DESKTOP\WAK_MY.EXE, Delete-on-Reboot, [305], [363419],1.0.1307
PUP.Optional.Youndoo, C:\USERS\{username}\APPDATA\ROAMING\PROFILES\GHERLUWARDCOOZEIED.DEFAULT\SEARCHPLUGINS\JEBNKUVK.XML, Delete-on-Reboot, [767], [324489],1.0.1307
Adware.Elex.SHHKRST, C:\PROGRAM FILES (X86)\THULUCH\CRASHREPORT.DLL, Delete-on-Reboot, [357], [372356],1.0.1307
Adware.Elex.SHHKRST, C:\WINDOWS\SYSTEM32\TASKS\Gfakdutoing, Delete-on-Reboot, [357], [-1],0.0.0
PUP.Optional.Youndoo, C:\USERS\{username}\APPDATA\ROAMING\MOZILLA\FIREFOX\PROFILES\MHC384J1.DEFAULT\SEARCHPLUGINS\JEBNKUVK.XML, Delete-on-Reboot, [767], [302734],1.0.1307

Physical Sector: 0
(No malicious items detected)


(end)

Cybersecurity info you can’t do without

Want to stay informed on the latest news in cybersecurity? Sign up for our newsletter and learn how to protect your computer from threats.

Select your language