Questions tagged [malware]

Malware, short for malicious software, is software designed to disrupt computer operation, gather sensitive information, or gain unauthorized access to computer systems.

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1answer
134 views

RSS readers and malware

I recently had an issue where some RSS feeds were causing my IT department to think my MBP was infected by ransomware and was connecting to a ransomware server. Ransomware/malware can be 'caught' ...
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2answers
421 views

Identify why I get a connection to ransomware server

I received some waring that my 'PC' might be infected because it supposedly tried to connect to two ransomware server: http://45.33.9.234/ http://79.170.40.167/ In practice I have a MBP with MacOS ...
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1answer
89 views

Should I let malwaredomainlist.com connect to the net?

I am getting Little Snitch alerts for Firefox trying to connect to the malwaredomains.com with the IP-address 76.63.222.170. I have blocked the connection, but I wonder why Firefox needs to connect to ...
6
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1answer
301 views

How can I alert Apple about spyware targetting Apple users?

I got a pop-up on my father's iPhone stating that there was spyware on it, along with a number to call for AppleCare support. I realized I only called the number because it was listed in a pop-up and ...
0
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1answer
331 views

What is com.onlineapplicationrequest.AppRequest?

Along the same lines as this other question, I've found a user agent I don't recognize on my system. The label is com.onlineapplicationrequest.AppRequest, and the command it's running is: "/Users/...
6
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1answer
647 views

What is com.appstart.AppStart?

Browsing my launch daemons/agents with LaunchControl today, I noticed this funny-looking user agent with the label "com.appstart.AppStart": "/Users/jstrout/Library/Application Support/AppPolicy/...
1
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1answer
43 views

df -h yielding what looks like a strange output: /home, /dev, and /net have 0% free space

I have a MacBook Pro with 1 TB of disk space. When I run df -h I get the following: It tells me I have 702 GiB available on / which I suspect is true -- but nothing on /home. Do I have a virus or ...
2
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4answers
21k views

iPhone Trojan Attack Warning

I opened an internet radio app, HiDef Radio, that I have used before, many times, on my iPhone 4s with iOS 9.3. After connecting to a station and listening a short while, a window popped open saying: ...
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1answer
58 views

Can just opening email infect Mac in any way?

I'd like opinion on this: If I open email and see text, can it infect my Mac? Not opening attachments, just email itself. Can that be dangerous? I delete all suspicious and unknown ones, but there ...
3
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1answer
345 views

Time Machine backup strategy to avoid ransomware/other malware

I am trying to develop a strategy to protect a 2016 iMac against ransomware and other types of malware. I have several assumptions: An infection is going to occur when I am using it. Things such as ...
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0answers
7k views

How to solve the crashing problems with MacOS Sierra and interpret this log?

I have a Macbook 5,1, and installed a patched version of MacOS Sierra not long time ago. If it matters the battery is not original, and the magsafe is also replaced. It also used to crash often with ...
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2answers
156 views

Ransomeware v Time machine and iCloud [duplicate]

Can time machine or iCloud backups overcome ransomeware encryption of your hard drive?
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2answers
87 views

Is it safe to plug my iPhone into a life fitness cardio machine?

If I plug in my iPhone over USB on a life fitness machine I will be able to play media on my iPhone onto the included tv screen (Hulu/Netflix etc). Should I be concerned that it will install malware ...
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1answer
720 views

Have I been hacked or compromised from an answered face time call from South Africa?

at 603 EDT I received a face time video call but somehow hung it up without answering (I was sleeping) at 605 they called back and since I was sleeping didn't really pay attention to it and answered ...
1
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1answer
177 views

How to detect if OS and Machine fingerprint has been corrupted by malware? [closed]

Spoofing a MAC or IP is easy: For Apple OSX the OS Fingerprint will be the MD5 hash of the filesystem UUID for the root file system (i.e. ‘/’). For example a Mac with a root UUID of “de305d54-...
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1answer
173 views

Can you tell if your Mac computer is infested with malware from the CIA?

On March 23rd 2017, news of the CIA having possibly infesting Mac computers with malware have been released by WikiLeaks. "DarkSeaSkies" is "an implant that persists in the EFI firmware of an ...
4
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1answer
3k views

Run untrusted application safely through sandbox-exec command

I'm trying to run a potentially untrusted application without the following permissions, through the sandbox-exec command: file write (to avoid corruption/injection of files) network (to avoid ...
2
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1answer
444 views

What do “Mac Ads Cleaner” and “Mac App Cleaner” do while installed?

Recently I responded to a suggestion that I "upgrade Flash" on my macOS system only do end up with several applications running, and intruding into my browser and desktop that I did not (mean to) ...
2
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1answer
361 views

Could downloading Tumblr videos damage/infect Mac?

I have downloaded quite some Tumblr videos, both cat videos, funny clips, porn. I downloaded them manually, you can save them with right click and save-as with right method - no download program used. ...
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0answers
1k views

Can you get viruses on iPhone from downloaded app?

I downloaded an app for downloading things from the internet, mainly gaming videos off of YouTube. At first everything was working fine, but I got this generic you've won popup and accidentally ...
4
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1answer
1k views

Is it possible or likely for malware or a virus to be transferred by plugging a USB hard drive into my Mac?

I am in the process of transferring data from my old MacBook Pro to a new MacBook Pro. In order to transfer some files, I decided to plug in a USB hard drive that contained a bootable partition of my ...
0
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1answer
575 views

opened malicious attachment from scam email- what to do?

My mother-in-law bit on a fake email ("Your USPS package...") sent to her AOL account and opened the attachment with her iMac. She's on 10.5. She called us shortly after she realized that the ...
4
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2answers
6k views

Can .mp4 files infect my Mac with malware/adware/spyware?

Coming from Windows background, I'm usually very paranoid about the files I download, but one time I did something stupid - I downloaded some video files that were hosted in https://openload.co/ (not ...
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2answers
269 views

open safemac.co in safari, is it adware?

I'm new to macOS and Safari, while surfing, occasionally when I click on white page (empty screen, no links, etc) a new tab to a strange url opens, it redirects multiple times, then forwards to ...
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0answers
30 views

how to prevent these alerts from appearing on my calendar [duplicate]

My email address was sold a while ago so I get a lot of junk mail. I try to delete it and unsubscribe but some of it remains. Recently, messages such as the image below have started appearing on my ...
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1answer
115 views

rpcbind tries to contact scan-06d.shadowserver.org - is my laptop compromised?

Little Snitch on my laptop just caught an unusual connection attempt - /usr/sbin/rpcbind tries to connect to 216.218.206.83 (scan-06d.shadowserver.org). This looks suspicious to me as it has never ...
2
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0answers
68 views

Have I completely removed BitTorrent and all the junk that came with it?

I tried to install BitTorrent to download some Linux ISO files, but I clicked through the install screens too fast, and missed the part where it said that it would install browser addons and other ...
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2answers
1k views

How to remove adware on macOS Sierra 10.12.1?

I recently came across an adware on my Mac. I've uploaded a video on youtube. Pay attention to the very redirects! I used to have this on El Capitan as well, then I clean-installed Sierra. After about ...
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3answers
465 views

My Chrome on Mac (with Mac OS Sierra) always starts with feed.snowbitt.com when I run it

I always get redirected to site feed.snowbitt.com when I run my Chrome. I tried to: -Delete Chrome from computer, and reinstall it. Didn' work. -Clear all my content, browsing history from Chrome. ...
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0answers
2k views

How to remove Advanced Mac Cleaner popups from the browser?

When browsing, particularly in safari, I get really annoying tabs opening up offering me to download the Junk software Advanced Mac Cleaner. I tried to use malware bytes and ccleaner but it didn't ...
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0answers
124 views

Do I have malware or viruses? [closed]

I have been having problems with my Mac for over a year now. I thought I had fixed this issue... for all that my limited computer knowledge would let me anyway, but it is back and seemingly different ...
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1answer
316 views

Remove Ad Malware Safari El Capitan

I used to have 10.11 yesterday when I saw multiple ads from multiple sites opening when I'm viewing webpages using Safari. I updated to the latest version of the OS, 10.11.6 but it hasn't fixed the ...
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1answer
243 views

Malware caused “Search With Google” service to be named “Search With Trovi”

I'm dealing with a Mac that has been affected by some kind of Trovi malware - I've managed to undo most of the changes but there is still one I can't figure out. The malware renamed the "Search With ...
10
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1answer
656 views

Suspected adware infection of Mac

I have an Early 2015 MacBook Pro running OS X 10.11.6 (the latest version of El Capitan) that as of late had started randomly opening a website with the link fastlauncher.xyz [Thanks John Ramos: ...
2
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4answers
2k views

How to remove Trovi malware from Safari?

I am pretty much 100% certain that I have somehow gotten a virus installed into my Safari. My homepage and default search engine changes to "Trovi" every time I restart Safari no matter how many ...
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5answers
27k views

Are auto-downloaded malicious .dmg app files a security risk if they are never opened?

I visited a page to stream a TV show, and upon clicking the search result link got the following pop-up: I clicked OK, as nothing on Chrome was available, and when I did that, Chrome auto-downloaded ...
0
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1answer
65 views

Apps connect to unknown IP

Thanks to Little Snitch I've noticed that a lot of apps installed on my MacBook (El Capitan with latest updates) connect to an IP address in The Netherlands (23.74.205.239, registered with Akamai). As ...
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1answer
155 views

Remote control and screenviewing on OS X?

So I have a company Macbook and a co-worker recently told me that it can be controlled or viewed any moment. Not that I do something illegal on it, I value my privacy and this piqued my interest so I ...
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1answer
86 views

How can I find out which process was stopped by RansomWhere?

I use RansomWhere, a tool to protect from ransomware. I have OS X Yosemite. As far as I understand, RansomWhere just warns me whenever an app tries to encrypt data. It's up to the user to judge ...
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1answer
86 views

Sluggish 2013 21.5" El Capitan iMac

My second hand 2013 iMac has been running really slowly. I have already done a complete wipe and reinstall, but that didn't help. trying to get to the bottom of this, and suspecting imminent HDD ...
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0answers
63 views

Can malware be the source or 600% load on 8-core i7 processor with nothing in Activity Monitor nor `top`?

My Mac suddenly started showing a heavy processor load, i.e. 600% or more. When I checked in iStat Menus, Activity Monitor and sudo top, no process was shown to consume more than 10%. Should I worry ...
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0answers
48 views

Why does kernel_task cpu% grow unbounded until forced reboot? [duplicate]

I saw an issue with my MacBook Pro running El Capitan with Chrome running that the kernel_task went haywire and started sucking up all the available CPU and the % cpu just kept climbing to where it ...
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2answers
154 views

What is the performance penalty of using RansomWhere.app?

As many might be aware OS X is now potential victim of ransomware exploits. So far we have one example only, First Mac-targeting ransom ware hits Transmission users, researchers say, but chances are ...
3
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3answers
9k views

Is DetectX itself malware?

A friend installed Mackeeper, and I tried to uninstall it with DetectX. As far as I know, DetectX is not known malware as I can only find positive comments about it. But, I'm concerned that I cannot ...
3
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1answer
2k views

Does FileVault protect against ransomware?

I've already asked a question about ransomware on OS X in general. But I failed to get a response regarding whether FileVault protects against it. That is what this question is about. I'm also ...
9
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4answers
1k views

Paste stops working (“CFPasteboardRef: Lock timeout”)

Pasting from the clipboard stopped working on my Mac. Nothing is pasted, and the following line appears many time in syslog. Apr 5 **:**:** *** com.apple.WebKit.WebContent[6583] <Warning>: ...
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1answer
154 views

Suspicious warning about a Kernel Extension

This morning i received this warning from BlockBlock about a new kernel extension being installed. I'm running OS X 10.11.4. I looked up on google and found out that it could be related to a ...
0
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1answer
2k views

Hidden processes causing huge increase in ios data usage?

On my first iphone the data usage was both reasonable and logical at the beginning, but a couple months in and I was seeing a ridiculous increase of >5x usage. I started off average 5-8 gb/month and ...
5
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2answers
696 views

Logging in to main user turns off the mac

I am not a mac user, and honestly, I have no idea how to use one (besides the terminal). So, a friend asked if I could help them out with fixing their computer. She says the last thing she was on, was ...
0
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1answer
94 views

Mail on Yosemite 10.10.5 Can't stop Mail from downloading attachments

Simply trying to disable Mail from downloading attachments automatically. So I went to Mail > Preferences > Accounts > Advanced tab and turned off the "Automatically download all attachments" option. ...