Ten Years Later, New Clues in the Target Breach
On Dec. 18, 2013, KrebsOnSecurity broke the news that U.S. retail giant Target was battling a wide-ranging computer intrusion that compromised more than 40 million customer payment cards over the…
Who’s Behind the SWAT USA Reshipping Service?
Last week, KrebsOnSecurity broke the news that one of the largest cybercrime services for laundering stolen merchandise was hacked recently, exposing its internal operations, finances and organizational structure. In today’s…
A Closer Look at the Snatch Data Ransom Group
Earlier this week, KrebsOnSecurity revealed that the darknet website for the Snatch ransomware group was leaking data about its users and the crime gang’s internal operations. Today, we’ll take a…
‘Snatch’ Ransom Group Exposes Visitor IP Addresses
The victim shaming site operated by the Snatch ransomware group is leaking data about its true online location and internal operations, as well as the Internet addresses of its visitors,…
Karma Catches Up to Global Phishing Service 16Shop
You’ve probably never heard of “16Shop,” but there’s a good chance someone using it has tried to phish you. A 16Shop phishing page spoofing Apple and targeting Japanese users. Image:…
Meet the Brains Behind the Malware-Friendly AI Chat Service ‘WormGPT’
WormGPT, a private new chatbot service advertised as a way to use Artificial Intelligence (AI) to write malicious software without all the pesky prohibitions on such activity enforced by the…
Who’s Behind the DomainNetworks Snail Mail Scam?
If you’ve ever owned a domain name, the chances are good that at some point you’ve received a snail mail letter which appears to be a bill for a domain…
Why Malware Crypting Services Deserve More Scrutiny
If you operate a cybercrime business that relies on disseminating malicious software, you probably also spend a good deal of time trying to disguise or “crypt” your malware so that…
Ask Fitis, the Bear: Real Crooks Sign Their Malware
Code-signing certificates are supposed to help authenticate the identity of software publishers, and provide cryptographic assurance that a signed piece of software has not been altered or tampered with. Both…
Discord Admins Hacked by Malicious Bookmarks
A number of Discord communities focused on cryptocurrency have been hacked this past month after their administrators were tricked into running malicious Javascript code disguised as a Web browser bookmark.…