Remove Authentication Remove Malware Remove Passwords
article thumbnail

A large botnet targets M365 accounts with password spraying attacks

Security Affairs

A botnet of 130,000+ devices is attacking Microsoft 365 accounts via password-spraying, bypassing MFA by exploiting basic authentication. SecurityScorecard researchers discovered a botnet of over 130,000 devices that is conducting password-spray attacks against Microsoft 365 (M365) accounts worldwide.

Passwords 120
article thumbnail

PIN-Stealing Android Malware

Schneier on Security

The malware captures any PINs and passwords the victim enters to unlock their device and can later use them to unlock the device at will to perform malicious activities hidden from view.

Malware 326
Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

Microsoft Patch Tuesday, November 2024 Edition

Krebs on Security

The second bug fixed this month that is already seeing in-the-wild exploitation is CVE-2024-43451 , a spoofing flaw that could reveal Net-NTLMv2 hashes , which are used for authentication in Windows environments. Narang notes that CVE-2024-43451 is the third NTLM zero-day so far this year. This bug has earned a CVSS severity rating of 9.8 (10

article thumbnail

Warning over free online file converters that actually install malware

Malwarebytes

Instead of converting files, the tools actually load malware onto victims computers. The FBI warned specifically about that malware leading to ransomware attacks, but we’ve also seen similar sites that install browser hijackers, adware, and potentially unwanted programs (PUPs). This is the actual malware. Email addresses.

Malware 137
article thumbnail

Data From The Qakbot Malware is Now Searchable in Have I Been Pwned, Courtesy of the FBI

Troy Hunt

Today, the US Justice Department announced a multinational operation involving actions in the United States, France, Germany, the Netherlands, and the United Kingdom to disrupt the botnet and malware known as Qakbot and take down its infrastructure.

Malware 346
article thumbnail

Data From The Emotet Malware is Now Searchable in Have I Been Pwned, Courtesy of the FBI and NHTCU

Troy Hunt

Earlier this year, the FBI in partnership with the Dutch National High Technical Crimes Unit (NHTCU), German Federal Criminal Police Office (BKA) and other international law enforcement agencies brought down what Europol rereferred to as the world's most dangerous malware: Emotet. Change your email account password.

Malware 359
article thumbnail

Your Phone May Soon Replace Many of Your Passwords

Krebs on Security

Apple , Google and Microsoft announced this week they will soon support an approach to authentication that avoids passwords altogether, and instead requires users to merely unlock their smartphones to sign in to websites or online services. “I worry about forgotten password recovery for cloud accounts.”

Passwords 270