#botnet

The infamous ransomware group appears to be back from the dead — maybe — and using the old brand, but experts question whether a reconstituted gang will have much success.

A newly discovered suspected espionage threat actor has been targeting employees focusing on mergers and acquisitions as well as large corporate transactions to facilitate bulk email collection from victim environments. Mandiant is tracking the activity cluster under the uncategorized moniker UNC3524, citing a lack of evidence linking it to an existing group. However, some of the intrusions are

A deep dive into securing containerized environments and understanding how they present unique security challenges.

The onslaught was delivered through HTTPS, which puts more strain on a target, and it suggests that attackers are getting more powerful.

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between April 22 and April 29. 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... [[ This is only the beginning! Please visit the blog for the complete entry ]]

By Jon Munshaw.  Welcome to this week’s edition of the Threat Source newsletter that’s going to be a little different, but bear with me.  In honor of the NFL Draft starting this evening — an event that Cisco is helping to secure — I thought it’d be appropriate to look at building a... [[ This is only the beginning! Please visit the blog for the complete entry ]]

Cybercriminal actors previously observed delivering BazaLoader and IcedID as part of their malware campaigns are said to have transitioned to a new loader called Bumblebee that's under active development. "Based on the timing of its appearance in the threat landscape and use by multiple cybercriminal groups, it is likely Bumblebee is, if not a direct replacement for BazaLoader, then a new,

Cloudflare on Wednesday disclosed that it acted to mitigate a 15.3 million request-per-second (RPS) distributed denial-of-service (DDoS) attack. The web infrastructure and website security company called it one of the "largest HTTPS DDoS attacks on record."  "HTTPS DDoS attacks are more expensive in terms of required computational resources because of the higher cost of establishing a secure TLS

The Botnet appears to use a new delivery method for compromising Windows systems after Microsoft disables VBA macros by default.

The U.S. government on Tuesday announced up to $10 million in rewards for information on six hackers associated with the Russian military intelligence service. "These individuals participated in malicious cyber activities on behalf of the Russian government against U.S. critical infrastructure in violation of the Computer Fraud and Abuse Act," the State Department's Rewards for Justice Program