Mac App Store apps are stealing user data

There is a concerning trend lately in the Mac App Store. Several security researchers have independently found different apps that are collecting sensitive user data and uploading it to servers controlled by the developer. This is referred to as exfiltrating the data. Some of this data is actuall...

Tiny Island Atoll’s Domain Used in Widespread Ad Fraud

A scam campaign involving “.tk” domains has been active since at least May 2018, redirecting unsuspecting users to fake blogger sites that are collectively bringing in close to $22,000 per month in advertising revenue. The same actors have also been spotted running a tech-support scam in tandem,...

PortSwigger Web Security: Browser Self XSS Protection not implemented

Hi Self XSS Protection not used ,An attacker can trick users to insert JavaScript in browser console. A Self-XSS scam usually works by promising to help you access somebody else's account. Instead, the scammer tricks you into gaining access to your account for fraud, spam and tricking more people...

Who’s Behind the Screencam Extortion Scam?

The sextortion email scam last month that invoked a real password used by each recipient and threatened to release embarrassing Webcam videos almost certainly was not the work of one criminal or even one group of criminals. Rather, it's likely that additional spammers and scammers piled on with...

Green card scams: preying on the desperate

Thanks to @nullcookies for providing leads. Most online scams depend on two things for success: a broken or otherwise onerous process to deal with a legitimate entity, and a desperate target population. With immigration, there are many, many burdensome processes to navigate, and most applicants...

FTC Issues Alert on Bitcoin Blackmail Scams

The Federal Trade Commission has released an alert on Bitcoin blackmail scams. In these schemes, scammers threaten victims with public disclosure of their "secret" unless they send a payment in Bitcoin. NCCIC encourages users and administrators to refer to the FTC Alert and a related FBI press...

A week in security (August 13 – August 19)

Last week on Malwarebytes Labs, we talked about how Process Doppelgänging meets Process Hollowing in the Osiris dropper, provided hints, tips, and links for a safer school year, gave a recap of Black Hat USA 2018, offered some tips for a secure content management system, highlighted a silly...

Threat Outbreak Alert RuleID33318: Email Messages Distributing Malicious Software on August 13, 2018

Medium Alert ID: 58704 First Published: 2018 August 15 13:57 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID33318 may contain the following files: Name |...

Phishing, Part 2: Staying Safe

As mentioned in Phishing Part 1: On the Lookout, phishing attacks have been around for years, but today’s cybercriminals are adept at using them in an ever-increasing variety of ways to get what they want. According to the most recent FBI figures, phishing and its variants was the third most...

Steam Bans Developer After Outcry Over Cryptomining, Scam Items

The popular Steam online gaming platform has pulled a simple, 2D game from its library, after it was found to be consuming an unusual amount of processing power on gamers’ machines. Steam owner Valve booted the game, “Abstractism,” after players lodged complaints about the game chewing up process...

What’s in the spam mailbox this week?

We've seen a fair few spam emails in circulation this week, ranging from phishing to money muling to sexploitation. Shall we take a look? The FBI wants to give you back your money First out of the gate, we have a missive claiming to be from the FBI. Turns out you lost a huge sum of money that you...

A week in security (July 23 – July 29)

Last week on Labs, we looked at an adware called MobiDash getting stealthy, a new strain of Mac malware called Proton that was found after two years, and the ‘Hidden Bee’ miner that was delivered via an improved drive-by download toolkit. We also delved into the security improvements expected in...

“Unhackable” Bitfi crypto wallet. What’s all the fuss about?

If you haven’t already seen the Bitfi cryptocurrency wallet, check it out here. With backing from John McAfee, it’s claimed that the device is unhackable. So why all the fuss in the infosec community? Here’s the claim they make: ‘Completely un-hackable’ That is a very, very brave claim to make...

New sextortion scheme uses victims’ real password for blackmailing

By Carolina The Sextortion Campaign involves Passwords Stolen from Old Data Breaches. Internet users need to be wary of a new phishing scam that is actually a sextortion scheme, which utilizes old passwords of users and blackmails them for watching pornography. The scammers claim to have recorded...

A week in security (July 9 – July 15)

Last week, we talked about domestic abuse fuelled by IoT, doing threat intel programs right, blocking ICO fraud, and man-in-the-middle attacks. We also explained why we block shady ad blockers and provided tips to online shoppers for Prime Day. Other news: Reports revealed that low-end Android...

Reasonably Clever Extortion E-mail Based on Password Theft

Imagine you've gotten your hands on a file of e-mail addresses and passwords. You want to monetize it, but the site it's for isn't very valuable. How do you use it? You convince the owners of the password to send you money. I recently saw a spam e-mail that ties the password to a porn site. The...

A primer: How to stay safe on Amazon Prime Day

Bank card—check! Shopping list—check! Lumbar back support pillow—check! Noise canceling headphones—check! And, of course, coffee—check! If you’re an Amazon shopper, then you know by now that Prime Day is nigh! And if you’re one of the many who dreads bidding the weekend goodbye, this is probably...

A WordPress SPAMbot Wants You to Bet on the 2018 FIFA World Cup

Our researchers recently picked up on a spike in SPAM activity directed at sites powered by WordPress, which, naturally, led them to take a closer look. Turns out the attack was launched by a botnet and implemented in the form of comment SPAM - meaningless, generic text generated from a template...

Sextortion Scam Uses Recipient’s Hacked Passwords

Here's a clever new twist on an old email scam that could serve to make the con far more believable. The message purports to have been sent from a hacker who's compromised your computer and used your webcam to record a video of you while you were watching porn. The missive threatens to release th...

Integer overflow

The mintToken function of a smart contract implementation for Super Cool Awesome Money SCAM, an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to any value...