The Rise of One-Time Password Interception Bots

In February, KrebsOnSecurity wrote about a novel cybercrime service that helped attackers intercept the one-time passwords (OTPs) that many websites require as a second authentication factor in addition to passwords. That service quickly went offline, but new research reveals a number of competitors...

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Apple Airtag Bug Enables ‘Good Samaritan’ Attack

The new $30 Airtag tracking device from Apple has a feature that allows anyone who finds one of these tiny location beacons to scan it with a mobile phone and discover its owner’s phone number if the Airtag has been set to lost mode. But according to new research, this same feature can be abused to ...

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Gift Card Gang Extracts Cash From 100k Inboxes Daily

Some of the most successful and lucrative online scams employ a “low-and-slow” approach — avoiding detection or interference from researchers and law enforcement agencies by stealing small bits of cash from many people over an extended period. Here’s the story of a cybercrime group that compromises ...

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15-Year-Old Malware Proxy Network VIP72 Goes Dark

Over the past 15 years, a cybercrime anonymity service known as VIP72 has enabled countless fraudsters to mask their true location online by routing their traffic through millions of malware-infected systems. But roughly two weeks ago, VIP72’s online storefront — which ironically enough has remained...

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Man Robbed of 16 Bitcoin Sues Young Thieves’ Parents

In 2018, Andrew Schober was digitally mugged for approximately $1 million worth of bitcoin. After several years of working with investigators, Schober says he’s confident he has located two young men in the United Kingdom responsible for developing a clever piece of digital clipboard-stealing malwar...

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New Anti Anti-Money Laundering Services for Crooks

A new dark web service is marketing to cybercriminals who are curious to see how their various cryptocurrency holdings and transactions may be linked to known criminal activity. Dubbed “Antinalysis,” the service purports to offer a glimpse into how one’s payment activity might be flagged by law enfo...

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Phishing Sites Targeting Scammers and Thieves

I was preparing to knock off work for the week on a recent Friday evening when a curious and annoying email came in via the contact form on this site: “Hello I go by the username Nuclear27 on your site Briansclub[.]com,” wrote “Mitch,” confusing me with the proprietor of perhaps the underground’s la...

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The Life Cycle of a Breached Database

Every time there is another data breach, we are asked to change our password at the breached entity. But the reality is that in most cases by the time the victim organization discloses an incident publicly the information has already been harvested many times over by profit-seeking cybercriminals. H...

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How to Tell a Job Offer from an ID Theft Trap

One of the oldest scams around — the fake job interview that seeks only to harvest your personal and financial data — is on the rise, the FBI warns. Here’s the story of a recent LinkedIn impersonation scam that led to more than 100 people getting duped, and one almost-victim who decided the job offe...

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Recycle Your Phone, Sure, But Maybe Not Your Number

Many online services allow users to reset their passwords by clicking a link sent via SMS, and this unfortunately widespread practice has turned mobile phone numbers into de facto identity documents. Which means losing control over one thanks to a divorce, job termination or financial crisis can be ...

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Malicious Office 365 Apps Are the Ultimate Insiders

Phishers targeting Microsoft Office 365 users increasingly are turning to specialized links that take users to their organization’s own email login page. After a user logs in, the link prompts them to install a malicious but innocuously-named app that gives the attacker persistent, password-free acc...

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How $100M in Jobless Claims Went to Inmates

The U.S. Labor Department’s inspector general said this week that roughly $100 million in fraudulent unemployment insurance claims were paid in 2020 to criminals who are already in jail. That’s a tiny share of the estimated tens of billions of dollars in jobless benefits states have given to identit...

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Arrest, Raids Tied to ‘U-Admin’ Phishing Kit

Cyber cops in Ukraine carried out an arrest and several raids last week in connection with the author of a U-Admin, a software package used to administer what’s being called “one of the world’s largest phishing services.” The operation was carried out in coordination with the FBI and authorities in ...

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Facebook, Instagram, TikTok and Twitter Target Resellers of Hacked Accounts

Facebook, Instagram, TikTok, and Twitter this week all took steps to crack down on users involved in trafficking hijacked user accounts across their platforms. The coordinated action seized hundreds of accounts the companies say have played a major role in facilitating the trade and often lucrative ...

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‘ValidCC,’ a Major Payment Card Bazaar and Looter of E-Commerce Sites, Shuttered

ValidCC, a dark web bazaar run by a cybercrime group that for more than six years hacked online merchants and sold stolen payment card data, abruptly closed up shop last week. The proprietors of the popular store said their servers were seized as part of a coordinated law enforcement operation desig...

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GoDaddy Employees Used in Attacks on Multiple Cryptocurrency Services

Fraudsters redirected email and web traffic destined for several cryptocurrency trading platforms over the past week. The attacks were facilitated by scams targeting employees at GoDaddy, the world’s largest domain name registrar, KrebsOnSecurity has learned. The incident is the latest incursion at ...

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Be Very Sparing in Allowing Site Notifications

An increasing number of websites are asking visitors to approve “notifications,” browser modifications that periodically display messages on the user’s mobile or desktop device. In many cases these notifications are benign, but several dodgy firms are paying site owners to install their notification...

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Two Charged in SIM Swapping, Vishing Scams

Two young men from the eastern United States have been hit with identity theft and conspiracy charges for allegedly stealing bitcoin and social media accounts by tricking employees at wireless phone companies into giving away credentials needed to remotely access and modify customer account informat...

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Amid an Embarrassment of Riches, Ransom Gangs Increasingly Outsource Their Work

There’s an old adage in information security: “Every company gets penetration tested, whether or not they pay someone for the pleasure.” Many organizations that do hire professionals to test their network security posture unfortunately tend to focus on fixing vulnerabilities hacker...

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Riding the State Unemployment Fraud ‘Wave’

When a reliable method of scamming money out of people, companies or governments becomes widely known, underground forums and chat networks tend to light up with activity as more fraudsters pile on to claim their share. And that’s exactly what appears to be going on right now as multiple U.S. ...

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