Krebs on Security

DECEMBER 8, 2022

The first centers on targeting healthcare organizations that offer consultations over the Internet and sending them booby-trapped medical records for the “patient.” ” The other involves carefully editing email inboxes of public company executives to make it appear that some were involved in insider trading. ”

Healthcare 329

Healthcare Backups Ransomware Insurance 329

Krebs on Security

AUGUST 17, 2023

In addition, 16Shop employed various tricks to help its users’ phishing pages stay off the radar of security firms, including a local “blacklist” of Internet addresses tied to security companies, and a feature that allowed users to block entire Internet address ranges from accessing phishing pages.

Phishing 241

Phishing Passwords Hacking Internet 241

Krebs on Security

SEPTEMBER 2, 2021

The data in this story come from a trusted source in the security industry who has visibility into a network of hacked machines that fraudsters in just about every corner of the Internet are using to anonymize their malicious Web traffic. How do the compromised email credentials break down in terms of ISPs and email providers?

Accountability 347

Accountability Authentication Passwords Hacking 347

Krebs on Security

APRIL 3, 2024

The core Manipulaters product these days is a spam delivery service called HeartSender , whose homepage openly advertises phishing kits targeting users of various Internet companies, including Microsoft 365 , Yahoo , AOL , Intuit , iCloud and ID.me , to name a few. .” A number of questions, indeed. Image: DomainTools.

Phishing 295

Phishing Cybercrime Malware Advertising 295

Krebs on Security

AUGUST 30, 2022

On July 20, the attackers turned their sights on internet infrastructure giant Cloudflare.com , and the intercepted credentials show at least five employees fell for the scam (although only two employees also provided the crucial one-time MFA code). In an Aug.

Mobile 340

Mobile Phishing Authentication Accountability 340

Krebs on Security

JANUARY 30, 2024

“If governments fail to prioritize this source of threat, violence originating from the Internet will affect regular people.” The judge reportedly said that when a search warrant was executed at Urban’s residence, the defendant was downloading programs to delete computer files.

Social Engineering 358

Social Engineering Mobile Passwords Cybercrime 358

Krebs on Security

NOVEMBER 6, 2018

The bug could be exploited simply by adding the phone number of a target to the end of a Web address used by one of the company’s internal tools that was nevertheless accessible via the open Internet. In this case, the victim didn’t download malware or fall for some stupid phishing email. ” Lt.

Mobile 274

Mobile Cryptocurrency Accountability Passwords 274

Krebs on Security

JUNE 21, 2023

Those records indicate the user Kerens registered on Verified in March 2009 from an Internet address in Novosibirsk, a city in the southern Siberian region of Russia. ru , which for many years was a place to download pirated e-books. In 2010, someone with the username Pepyak on the Russian language affiliate forum GoFuckBiz[.]com

Malware 281

Malware Antivirus Cybercrime Hacking 281

Krebs on Security

JULY 16, 2019

For at least the past decade, a computer crook variously known as “ Yalishanda ,” “ Downlow ” and “ Stas_vl ” has run one of the most popular “bulletproof” Web hosting services catering to a vast array of phishing sites, cybercrime forums and malware download servers. Image: Intel471.

Cybercrime 229

Cybercrime Phishing Banking Malware 229

Krebs on Security

DECEMBER 18, 2024

Then one day, while scouring the Internet for signs that others may have been phished by Daniel, he encountered Griffin posting on Reddit about the phone number involved in his recent bitcoin theft. You may also wish to download Google Authenticator to another mobile device that you control.

Cryptocurrency 363

Cryptocurrency Accountability Authentication Phishing 363