Threat Analysis Unit (TAU) Threat Intelligence Notification: Estemani Ransomware

Estemani Ransomware’s behavior is similar to other variants of ransomware. It will perform task kill on processes to ensure the encryption of files such as database program SQL server, perform the deletion of volume shadow copies, and disable Windows automatic startup repair to ensure all the dat...

Threat Roundup for November 1 to November 8

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Nov. 1 and Nov. 8. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics,...

Microsoft works with researchers to detect and protect against new RDP exploits

On November 2, 2019, security researcher Kevin Beaumont reported that his BlueKeep honeypot experienced crashes and was likely being exploited. Microsoft security researchers collaborated with Beaumont as well as another researcher, Marcus Hutchins, to investigate and analyze the crashes and...

Google Analytics Emerges as a Phishing Tool

Cybercriminals are leveraging key technical markers used in web analytics—particularly Google Analytics—to create more sophisticated and targeted phishing attacks, new research has found. However, this also makes them more susceptible to detection by organizations defending their sites against...

Announcing Malwarebytes 4.0: smarter, faster, and lighter

Malwarebytes was founded on the belief that everyone has a fundamental right to a malware-free existence. Every product we make is built on that premise. That’s why we’ve been hard at work on the latest version of Malwarebytes for Windows that not only sports a whole new look, but packs...

Threat Roundup for September 27 to October 4

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Sept. 27 and Oct. 4. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics...

A Look Into Continuous Efforts By Chinese Hackers to Target Foreign Governments

Phishing is still one of the widely used strategies by cybercriminals and espionage groups to gain an initial foothold on the targeted systems. Though hacking someone with phishing attacks was easy a decade ago, the evolution of threat detection technologies and cyber awareness among people has...

Introducing the Cognitive Attack Loop and Its 3 Phases

At Carbon Black, we believe that the more insight we have into cybercriminal behavior, the more effective our technology can be at successfully recognizing suspicious activity and combating it. By conducting behavioral threat research, we discover new patterns attackers are using across the kill...

CB TAU Threat Intelligence Notification: Winnti Malware 4.0

Winnti is a family of malware used by multiple Chinese threat actors like APT41. Carbon Black’s Threat Analysis Unit TAU is providing this technical analysis, YARA rules, IOCs and product rules for the research community. Behavioral Summary Winnti malware is installed manually with stolen...

Hostinger Data Breach: 14M Customer Passwords, Personal Data at Risk

Web hosting company Hostinger is warning that a breach of one of its servers potentially gave bad actors access to the hashed passwords and personal data of more than 14 million customers. Hostinger, a popular web, cloud and virtual private server hosting provider and domain registrar with 29...

Gartner names Microsoft a Leader in 2019 Endpoint Protection Platforms Magic Quadrant

Our mission as a company is to empower every person on the planet to achieve more. We deliver on that mission through products that achieve the highest marks in the industry, which we believe is inclusive of Gartner’s Magic Quadrant. We have been on a journey for the last several years working ha...

DEF CON 2019: MacOS Gets a Malware Beatdown in Attack Demo

LAS VEGAS – On Friday, Mac security researcher Patrick Wardle showed how an attacker can repurpose someone else’s Mac malware, create false attribution flags and sidestep Mac anti-malware defenses with ease. The attack scenarios were his own and meant to serve as cautionary examples and reasons w...

Fearing WannaCry-Level Danger, Enterprises Wrestle with BlueKeep

The nightmare vision of a “mega-worm” global BlueKeep infection could be closer to becoming reality as working exploits are now becoming available to the public, and there’s evidence that adversaries are actively scanning for the vulnerability. Researchers weighed in with Threatpost about how...

How Account Takeover Botnets Outsmart Traditional Security Controls

Account Takeover ATO describes when an online account is accessed and/ or used by someone other than its legitimate owner, usually for malicious purposes. Account Takeover attacks happen when an attacker is trying to get unauthorized access to an account or when the account has already been...

Ke3chang APT Linked to Previously Undocumented Backdoor

The Ke3chang cyberespionage group, a.k.a. APT15, Mirage, Playful Dragon or Vixen Panda, has been tied to a backdoor called Okrum that has been used to target diplomatic missions throughout Europe and Latin America. The attribution widens the scope of known Ke3chang activity, an APT believed to be...

Partner Perspectives: From Alert to Action: How VMRay Provides Carbon Black with Detail-Rich Threat Intelligence

Good things happen when two leaders in their respective fields bring together their complementary capabilities. That’s the case with Carbon Black’s deep expertise in endpoint detection and response EDR and VMRay’s singular focus on dynamic malware analysis. The sum ends up being even greater than...

CB TAU Threat Intelligence Notification: Buran Ransomware

Recently there was malvertising campaign which would redirect users to RIG exploit kit and then infecting victim’s computer with a new ransomware named as Buran Ransomware. It will drop a ransom note named ‘!!! YOUR FILES ARE ENCRYPTED !!!.txt’ and append victim’s personal ID as extensions to the...

Threat Roundup for June 14 to June 21

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between June 14 and June 21. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics...

UPDATE: Sysdig Falco v0.15.0

PenTestIT RSS Feed Three days ago, an updated version – Sysdig Falco v0.15.0 – was released. It has been some time since I last blogged about this open source behavorial activity monitor which has container support. This release incorporates a lot of rule updates that are now also tagged the for...

Partner Perspectives: Blending Analytics with Endpoint Detection and Response Better Defends the Modern Worker

Ryan Stolte is the co-founder and CTO for Bay Dynamics. There are clearly many reasons why Endpoint Detection and Response EDR has materialized into such a hotbed of interest, investment and emerging best practices - endpoint security must continually evolve within the context of threats and...