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66 votes
Accepted

What is this lock screen with ads and how do I remove it?

This lockscreen replacement is caused by an ad from DU Quick Charge I am pretty sure that this lockscreen was added to the app "ES App Locker". Many User-Revievs are stating that this app ...
user avatar
  • 1,823
30 votes

Suspected malware on stock apps in a Mediatek mtk65* based phone

I am sorry but you totally misinterpret the scanner results. In both cases one of 61 scanners has detected something - that looks more like a false-positive. Additionally the scanners that detected ...
user avatar
  • 15.5k
28 votes

Why are Zygote and Whatsapp asking for root?

It is unlikely for WhatsApp to need root privileges, and impossible for zygote to ask for it. Zygote is an essential system component that is started by init process itself while booting, so it does ...
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  • 431
28 votes
Accepted

How to find out which app is trying to open spam websites?

Based on the troubleshooting OP did following my advices, the culprit appeared to be a system app as a malware named System Locker with package name com.tihomobi.lockframe.syslocker. The issue appears ...
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  • 23.3k
25 votes

Is it a good idea to force stop apps after using them?

TL;DR: No, it's not a good or advisable idea. Explanation and some background: Force-stopping apps is not intended for "routine use", but for "emergency purposes" (eg. if an app runs out of control ...
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  • 88.9k
15 votes

What is this lock screen with ads and how do I remove it?

For people like me who hate ES Explorer doing this but can't move away from it right now(because of its loads of features!): We can disable this unnecessary feature: Go to Es Explorer Tools and ...
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14 votes
Accepted

Are there any tools to sandbox a malware application even more than the granted permissions on Android?

XPrivacyLua is a module for Xposed framework which does exactly what you need. It is free and open source. Works on rooted devices. It's the successor of XPrivacy. Install Xposed from here: https://...
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  • 281
14 votes
Accepted

Is this notification that keeps coming up on my phone a virus?

No, it's not a virus. The notification is triggered by advertisements on the webpage. Just don't click "OK" and ignore it.
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  • 256
14 votes

What is this lock screen with ads and how do I remove it?

A Reddit user has started to collect together the apps that have included this 'feature'/adware. The list currently contains: Xender ES File explorer (by ES Global) Removed ES App Locker (by ES ...
user avatar
  • 8,699
12 votes
Accepted

What is this folder named "d1o1m0o7b1i1le"? Is it a virus?

The folder is created by (at least 1) apps developed by DoMobile Lab. As a hint, when you remove all numbers from the folder name, it spells /.domobile. As a proof, after installing AppLock and ...
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  • 12.2k
12 votes

What is this lock screen with ads and how do I remove it?

It seems ES File Explorer does this now - I have had it installed for years, but today I saw DU Quick Charge pop up and it seems to be tied with an update of ES File Explorer. I uninstalled it and the ...
user avatar
  • 221
9 votes

Toast message with Chinese characters, is it a virus?

Based on the information given, it's indeed caused by the latest update (9 July 2016) of ES File Explorer. From some of recent reviews, This new version has a new issues, whenever I open the ES file ...
user avatar
  • 12.2k
8 votes
Accepted

Remove ransomware-like malware

I will start this with the most funniest thing the malware developer did. The developer who created this malware with label Android 6.0 Marshmallow, version 6.0(6) and package name com.xtrlee.fiehan, ...
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  • 23.3k
7 votes

Remove "ad-type.google.com" adware in any Android device browser

ad-type.google.com redirect adware has been most stubborn malware on the internet now. Step 1: Disable JavaScript in all your browsers Step 2: Install Malwarebytes Anti-malware for android ...
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  • 3,100
7 votes
Accepted

Apps trying to install in background

Every now and then (and it's getting more and more frequently), I get a notification that some app tried to install itself (!) but was blocked because it's from "unknown sources", and it's prompting ...
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  • 23.3k
7 votes
Accepted

How does "virus been detected" on android pop up on chrome when visiting some sites?

In short: Nothing to worry about, unless you have downloaded an app suggested by the pop-up. In More detail: It's an old issue. You visit a normal website, and suddenly you see pop-ups telling you ...
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  • 2,491
7 votes

Finding and removing Android adware that opens Chrome tabs when unlocking the lockscreen

Using my Google Activity History, i spotted a few activity entries of my Barcode Scanner app which didn't belong there as I didn't use the app at the time. Uninstalling the app resolved the problem. ...
user avatar
  • 231
6 votes

Is this notification that keeps coming up on my phone a virus?

What you are seeing looks like a javascript alert. As long as you don't believe the lies some websites will be feeding you, the only danger a javascript alert introduces is the possibility that a ...
user avatar
  • 161
6 votes
Accepted

MightyText isn't working. Is it malware?

According to the official Twitter feed, their website is having problems right now. Try it again later. MightyText is a reputable piece of software, so while we can't say for sure what they're doing ...
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  • 34.3k
6 votes

How to find app based on package name?

The question was asked back in 2012 but given that no Android version constraint is given I would like to suggest a solution, which as of now is helpful for Android 5.0 and above. Install App Manager ...
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  • 23.3k
6 votes

How to track down an app that shows ads on smartphone screen?

Android 4 & 5 When the advertisement shows up, press the app switch button to display the recents menu (if the advertisement is full-screen and cover your soft buttons, swiping down from the top ...
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6 votes

What is this lock screen with ads and how do I remove it?

This is to provide additional evidence that ES Explorer is another culprit, from the family of ES apps Network Monitoring: How to Get Started and Why You Should Consider it, a post which appeared on ...
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  • 37.7k
5 votes

Is this notification that keeps coming up on my phone a virus?

It seems to be an App which opens that dialog (over a webpage...). Try to boot into safe mode: Press and hold the power button until the power menu appears. Hold down 'Reboot'. (On phones which do ...
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5 votes
Accepted

Pros and cons of rooting using apps ("Soft Root") compared to other methods ("Hard Root")

Thanks to AndrewT who posted a link on chat, having this research paper as a refernce in one of the answers. This answer is entirely based on the this paper (May 2015) and highlights common user ...
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  • 37.7k
5 votes

Pros and cons of rooting using apps ("Soft Root") compared to other methods ("Hard Root")

There are a few advantages to rooting using the official process. It's officially supported on many phones. This means you can use a process that's documented by the manufacturer, and tools from an ...
user avatar
  • 34.3k
5 votes
Accepted

Android adware lets me opt out: is it safe?

You should absolutely not give them your information or install their app, only bad things can come of it. You should check in Settings → Security (or Safety & Privacy) under Device ...
user avatar
  • 50.2k
5 votes

How do I get rid of two "viruses"?

Don't worry. These are fake virus scanners. They try to scare you by making you think your device is infected. If you can't exit out of them simply close the browser tab you opened them in. And if ...
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  • 385
5 votes
Accepted

How to identify the app/process which re-mounts partitions R/W, creates files and changes file permissions?

Note: Following solution requires a rooted device. Kernel must be built with AUDIT_WATCH, preferably AUDIT_TREE. The only good thing Google did was to choose the flexible and configurable Linux ...
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  • 17.5k
5 votes

Does the use of Android One remove the risk of OEM spying?

You could inadvertently pass along proprietary information to a foreign government without even realizing it. This holds true when a person is using non-Chinese communication or computing devices as ...
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  • 23.3k

Only top scored, non community-wiki answers of a minimum length are eligible