Krebs on Security

MAY 18, 2020

Almost daily now there is news about flaws in commercial software that lead to computers getting hacked and seeded with malware. But the reality is most malicious software also has its share of security holes that open the door for security researchers or ne’er-do-wells to liberate or else seize control over already-hacked systems.

Malware 359

Malware Cybercrime Ransomware Marketing 359

Krebs on Security

DECEMBER 8, 2022

Ransomware groups are constantly devising new methods for infecting victims and convincing them to pay up, but a couple of strategies tested recently seem especially devious. Department of Health and Human Services (HHS) warned that Venus ransomware attacks were targeting a number of U.S. Last month, the U.S. healthcare organizations.

Healthcare 329

Healthcare Backups Ransomware Insurance 329

Krebs on Security

APRIL 7, 2022

and Germany moved to decapitate “ Hydra ,” a billion-dollar Russian darknet drug bazaar that also helped to launder the profits of multiple Russian ransomware groups. ” In Dragonfly’s second iteration between 2014 and 2017, the hacking group spear-phished more than 3,300 people at more than 500 U.S.

Marketing 307

Marketing Energy and Utilities Malware Ransomware 307

Krebs on Security

OCTOBER 8, 2020

One of the most common ways such access is monetized these days is through ransomware , which holds a victim’s data and/or computers hostage unless and until an extortion payment is made. Each day, millions of malware-laced emails are blasted out containing booby-trapped attachments. THE DOCTOR IS IN. ” WHO IS DR.

Cybercrime 352

Cybercrime Malware VPN Ransomware 352

Krebs on Security

SEPTEMBER 26, 2024

ru , which periodically published hacking tools and exploits for software vulnerabilities. By 2004, v1pee had adopted the moniker “ Vega ” on the exclusive Russian language hacking forum Mazafaka , where this user became one of the more reliable vendors of stolen payment cards.

Cryptocurrency 306

Cryptocurrency Cybercrime Retail Government 306

Krebs on Security

JANUARY 30, 2024

authorities arrested a 19-year-old Florida man charged with wire fraud, aggravated identity theft, and conspiring with others to use SIM-swapping to steal cryptocurrency. Sources close to the investigation tell KrebsOnSecurity the accused was a key member of a criminal hacking group blamed for a string of cyber intrusions at major U.S.

Social Engineering 358

Social Engineering Mobile Passwords Cybercrime 358

Krebs on Security

SEPTEMBER 13, 2024

A cyberattack that shut down two of the top casinos in Las Vegas last year quickly became one of the most riveting security stories of 2023: It was the first known case of native English-speaking hackers in the United States and Britain teaming up with ransomware gangs based in Russia.

Cybercrime 328

Cybercrime Accountability Mobile Hacking 328