Cisco Talos Blog

October 23, 2024 06:02

Threat Spotlight: WarmCookie/BadSpace

WarmCookie is a malware family that emerged in April 2024 and has been distributed via regularly conducted malspam and malvertising campaigns.

October 23, 2024 06:02

Highlighting TA866/Asylum Ambuscade Activity Since 2021

TA866 (also known as Asylum Ambuscade) is a threat actor that has been conducting intrusion operations since at least 2020.

July 25, 2024 06:00

IR Trends: Ransomware on the rise, while technology becomes most targeted sector

Although there was a decrease in BEC engagements from last quarter, it was still a major threat for the second quarter in a row.

April 25, 2024 08:00

Talos IR trends: BEC attacks surge, while weaknesses in MFA persist

Within BEC attacks, adversaries will send phishing emails appearing to be from a known or reputable source making a valid request, such as updating payroll direct deposit information.

January 24, 2024 08:00

IR Q4 2023 trends: Significant increase in ransomware activity found in engagements, while education remains one of the most-targeted sectors

Talos IR observed operations involving Play, Cactus, BlackSuit and NoEscape ransomware for the first time this quarter.

October 24, 2023 08:00

Attacks on web applications spike in third quarter, new Talos IR data shows

We observed the BlackByte ransomware group’s new variant, BlackByte NT, for the first time in addition to the previously seen LockBit ransomware, which continues to be the top observed ransomware family in Talos IR engagements.

July 26, 2023 08:00

Incident Response trends Q2 2023: Data theft extortion rises, while healthcare is still most-targeted vertical

Ransomware was the second most-observed threat this quarter, accounting for 17 percent of engagements, a slight increase from last quarter’s 10 percent.