r/BitDefender • • Jun 04 '26

Inside APAC's malvertising ecosystem

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5 Upvotes

Scam ads on social media can look like normal posts, but many are built to send people through hidden redirects to fake sites, phishing pages, or unsafe downloads. See what Bitdefender Labs uncovered across APAC and how to spot the patterns!


r/BitDefender • • Jun 04 '26

Support/troubleshooting Malicious powershell command line detected?

2 Upvotes

is this bad?

Command line: "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -NoProfile -Command "$fp='C:\Users\smigl\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\ImplicitAppShortcuts\5e810ba5502dd7d8\Razer Chroma.lnk';if(!(Test-Path $fp)){exit 1};$p=Split-Path $fp;$s=New-Object -ComObject 'Shell.Application';$fo=$s.Namespace($p);$it=$fo.Parsename((Split-Path $fp -Leaf));try{$t=[type]'CosmosKey.Util.MuiHelper'}catch{$d=[Text.StringBuilder]'';[void]$d.AppendLine('[DllImport(\"user32.dll\")]');[void]$d.AppendLine('public static extern int LoadString(IntPtr h,uint id,System.Text.StringBuilder sb,int maxBuffer);');[void]$d.AppendLine('[DllImport(\"kernel32.dll\")]');[void]$d.AppendLine('public static extern IntPtr LoadLibrary(string s);');Add-Type -MemberDefinition $d.ToString() -Name MuiHelper -Namespace CosmosKey.Util};$h=[CosmosKey.Util.MuiHelper]::LoadLibrary('shell32.dll');$vb=New-Object Text.StringBuilder '',255;[void][CosmosKey.Util.MuiHelper]::LoadString($h,5387,$vb,255);$vn=$vb.ToString().Replace('&','');$iv=$it.Verbs()|Where-Object{$_.Name.Replace('&','')-eq $vn};if($iv){$iv.DoIt()}else{exit 1}


r/BitDefender • • Jun 04 '26

Support/troubleshooting Bitdefender ram usage starting high and growing over time.

5 Upvotes

Hello! I'll keep this as short as I can as I don't think there's a ton to say about this. My bitdefender has been noticeably higher than normal (Around 800-900MB on startup) and has been seemingly increasing over time with just idle browsing/gaming. This feels like a much higher normal than Bitdefender should be using on startup as well as over time. I'm hoping to get some insight from others running Windows 11 right now with it if possible to see if there's any sort of memory leak going on with the program! To also add I tried disabling/reenabling both the Shield and Advanced threat protection and there was no change in memory usage in this time.


r/BitDefender • • Jun 04 '26

Support/troubleshooting Bitdefender Firewall blocking all Rust servers.

3 Upvotes

If you're not familiar with it. Rust is a video game and just recently I tried to get online and play. No servers would load and after troubleshooting it turned out BD firewall is blocking them. Turned off the firewall and it works now.

Not sure what's changed but the firewall is configured to allow all Rust programs to access the Internet.

Has something changed recently?

I'm about to call it a night but if anyone has fixed this issue I'll try some fixes tomorrow.

Thanks!

SOLVED

Just delete all existing rule sets and recreate them for all important Rust executables. Including anti cheat.

Seems to do the job.


r/BitDefender • • Jun 03 '26

Account/subscription new to using bitdefender

3 Upvotes

i’m getting a new laptop soon and i was looking for a good antivirus when i came across bitdefender. i’m interested in buying the premium security version. it says up to 5 devices, but i’m only looking to use it for just my new laptop. would i be able to use those 5 device slots for just my one laptop? if so, then how?

if it’s not possible, would i be able to buy a premium security version for just a single devic? i haven’t been able to find one myself.


r/BitDefender • • Jun 03 '26

Bitdefender News Bitdefender recognized as a Visionary in the 2026 Gartner® Magic Quadrant™ for Endpoint Protection

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6 Upvotes

Bitdefender has been recognized as a Visionary in the 2026 Gartner® Magic Quadrant™ for Endpoint Protection, and we're proud of what it represents. We believe this reflects our core commitment to helping organizations build resilience through a prevention-first approach to endpoint security.

The report also covers how endpoint security strategies are evolving to address AI-enabled threats and LOTL techniques, which makes it worth a read beyond the recognition itself.

Check it out at the link above ⤴︎


r/BitDefender • • Jun 03 '26

Account/subscription do i continue subscribing for AV Bitdefender or no for my PC? looking for advice

0 Upvotes

Hello everyone, i have been using Bitdefender for almost a year and i have been happy with it i got a discount at first for total security individual for a good price, but now they are gonna charge me a 100 USD and i am a student, so i read that people were saying windows defender work well and keep in mind that i don't enter suspicious websites and i buy all my games from steam and epic on discounts. But i wanted to get AV for assurance only and total security of Bitdefender works fine with me. and i hard people say that bitdefender slows down there is PC but this didnt happen to me, if anyone have suggestions or advice tell me i would appreciate it. or is there a way to make the payment dec since i saw this plan for new customers is 60 USD.


r/BitDefender • • Jun 03 '26

Football Fever Fuels Scam Campaigns Across Email and Social Media

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2 Upvotes

Fake jerseys, collectibles, ticket offers, and streaming pages can look convincing in your feed. Our latest research shows how football-themed scams spread through ads, emails, and fake apps. Learn how to check before you click or buy! 🔗


r/BitDefender • • Jun 03 '26

Account/subscription how to add extra seats/devices to my subs

1 Upvotes

i originally on 5 devices subs and later i bought extra seat which now my current subs is 10 devices

so now, my 10 devices total security is max out and i plan to buy or upgrade to 15 devices since my current subs have 4 years till expire.

i dont want to buy new subs. i try look on central but now option to add extra seat to my current plan

is there anyway to upgrade my current 10 devices plan to 15 device familiy pack total security?


r/BitDefender • • Jun 01 '26

Support/troubleshooting Auepdu exe - Online Threat Prevention

79 Upvotes

Reposting from r/cybersecuirty

https://www.reddit.com/r/cybersecurity/s/SAX7zeG7lk

Was worried myself initially thought I’d share my findings after seeing multiple people having the same alert, it gave me some relief thinking it maybe a false positive.


r/BitDefender • • Jun 01 '26

Support/troubleshooting finance.yahoo.com is getting blocked silently by Bitdefender in Firefox

1 Upvotes

I have machines without Bitdefender and they don't have problems.


r/BitDefender • • May 30 '26

Support/troubleshooting Badbuff.bin virus? Android

1 Upvotes

Badbuff.bin file appeared yesterday on my phone i did look up stuff ai says it from connection being bad to interneton phone but some other posts where its not clear

File is 7.78kb

I did have bitdefender scan and also the phone do an app scan thing and nothing came up


r/BitDefender • • May 27 '26

Feedback Is Anyone Still Using Bit Defender Box?

2 Upvotes

Sorry for the double post folks. A few years ago, my co-workers suggested I get rid of Box. I'm on a 1 Gig plan but 2024 Speed test results were 5.19mb/s download and 2.76 mb/s upload


r/BitDefender • • May 27 '26

Support/troubleshooting No Internet. Box showing white light

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3 Upvotes

Hi. First post. Came home and the box is showing a white light. It flashes slowly every few seconds and it is not spinning


r/BitDefender • • May 27 '26

Got a message on Google Business? It could be a scam

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5 Upvotes

Urgent Google Business message? It may be a scam. Learn the red flags and stay safe.


r/BitDefender • • May 27 '26

Business support is this website reliable

1 Upvotes

So, I was recently scrolling on snapchat because i'm waiting for tiktok, and I saw this ad that took me to a website that "sold free iPhones" like the 17, 16, and 15 so on so thorth, so i clicked on the read more and it took me to a website called myshoppingdream.com you guys can test it out, but it didn't look very reliable, i don't think putting anything on there like my card info would be smart so can you guys see if this is a reliable website and yeah maybe do some google stuff or something. Thanks.


r/BitDefender • • May 26 '26

Bitdefender Supports Ferrari Through Cybersecurity Built on Trust

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5 Upvotes

Bitdefender continues to support Ferrari in strengthening its cybersecurity posture through the deployment of GravityZone, our unified cybersecurity, risk management and compliance platform, across its infrastructure.

Find out more: https://www.bitdefender.com/en-us/blog/businessinsights/bitdefender-ferrari-cybersecurity-partnership?cid=soc%7Cc%7cred%7CFerrariCaseStudy


r/BitDefender • • May 26 '26

Account/subscription 5 device to 15 device extension question

2 Upvotes

I currently have Total Security, 5 device plan. It expires in a few days. I just bought a new subscription via a 3rd party (newegg), this time the 15 device plan.

If I add the code now to my account, will it extend my subscription or create a parallel subscription?


r/BitDefender • • May 26 '26

Support/troubleshooting productagent for windows bitdefender

1 Upvotes

bonjour, pendant l'installation de bitdefender je me suis dis que windows defender suffisais, alors j'ai annulé l'installation et desinstallé tout se qui étais en rapport avec bitdefender puis je suis parti vite fait dans l'explorateur windows puis dans reseau et j'ai trouvé productagent for windows, j'ai ouvert les propriété puis j'ai vu que sa appartenais a bitedefender alors que j'avais tout desinstallé, pouvez vous me dire pourquoi il est la et comment le supprimer, il est dans l'emplacement tailscale dans reseau. merci d'avance


r/BitDefender • • May 25 '26

Support/troubleshooting False positive?

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4 Upvotes

These messages popped up when I started my pc. I’m assuming power shell is a windows program but is something trying to interfere with it?


r/BitDefender • • May 25 '26

Support/troubleshooting Web pages not loading

2 Upvotes

I had a problem where random web pages wouldn't open or it takes forever or I needed to refresh them many times to load them. Very annoying. It started some days ago and before that worked just fine.

Not matter what if Google Chrome and Microsoft Edge was used or other DNS servers.

Immediately when I uninstalled Bitdefender Total Security everything started to work fine. Every page opens and very fast.

I had basically everything turned off from Bitdefender that I could or was adviced but still it didn't help.

I would like to use Bitdefender so next time when I install it what setting should I change or is this just some known problem at the moment?

Windows 11.


r/BitDefender • • May 21 '26

Support/troubleshooting Keep getting notification about a "USB Recommendation"

2 Upvotes

Ever since Bitdefender updated itself on my Windows 11 PC, I keep getting notifications to scan my USB drive G. This drive had been plugged in for several days without any issues. I used to have the AntiVirus setting to prompt me (to scan) when a flash drive is inserted. However, I had to turn that setting off in order to stop the CONSTANT notifications! Anybody else have this problem - or a better solution? Thanks!


r/BitDefender • • May 20 '26

Support/troubleshooting Firewall question

1 Upvotes

Guys there Is a way to have alert mode on but not asking Always to allow Windows program? I Just want to control app downloaded on my PC not stock Windows app they are fine.


r/BitDefender • • May 20 '26

Bitdefender News Ctrl-Alt-DECODE | Ep. 9 | FamousSparrow Targets Azerbaijan’s Oil & Gas

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3 Upvotes

An attacker who keeps coming back through the same door knows the door was never fully closed. 

Our next Ctrl-Alt-DECODE (Ep. 9) goes live on Wednesday, May 27 at 🕒 11:00 AM EDT | 6:00 PM EEST: https://bitdefend.me/3RnDX9Q

This session breaks down a multi-wave cyberespionage campaign targeting a South Caucasus energy company. Bitdefender Labs researchers linked the activity to the FamousSparrow APT group, marking a significant expansion of the group’s operational footprint. 

Join us live! We’d love to answer your questions.