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Cyber crime
Security 101: How Fileless Attacks Work and Persist in Systems

Many attackers are switching from file-based malware to memory-based attacks to improve their stealth. “Fileless,” “zero-footprint,” or “living off the land” threats use legitimate applications to carry out malicious activities.

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Loki Info Stealer Propagates through LZH Files

We recently acquired a spam sample that propagates the Loki infostealer through LZH compressed archive files.

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Cyber crime
Group Behind TrickBot Spreads Fileless BazarBackdoor

A campaign propagates a new malware named ‘BazarBackdoor’, a fileless backdoor reportedly created by the same threat actors behind TrickBot.

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Cloud security Devops
Guidance on Kubernetes Threat Modeling

We provide recommendations for cloud admins on how to formulate a security strategy when using Kubernetes for container orchestration.

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Cyber crime
Know the Symptoms: Protect Your Devices While Working From Home

Is your work-from-home set up secure? Here are a few signs to know if your devices have been hacked or infected with malware.

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Cyber crime
Loki Delivered as CAB File Attachment

A variant of Loki info stealer that we detected through our honeypot is propagated as Windows CAB file email attachments. It uses process hollowing to evade detection.

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Phishing & BEC
Australian Health Insurance-Themed Spam Spreads Ursnif

A spam campaign that spreads the Ursnif spyware has attachments named after an Australian insurance provider.

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Malware
Exposed Redis Instances Abused for Remote Code Execution, Cryptocurrency Mining

Recently, we wrote an article about more than 8,000 unsecured Redis instances found in the cloud. In this article, we expound on how these instances can be abused to perform remote code execution (RCE), as demonstrated by malware samples captured in the wild.

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Cyber crime
Maze Ransomware Attacks US IT Firm

Maze ransomware, notorious for not just encrypting but for stealing victims’ data, attacks a US IT firm. The company sent emails to customers which include IP addresses and file hashes that have been linked to previous Maze attacks.

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Ransomware & extortion
Nemty Ransomware Ceases Public Operations, Focuses on Private Schemes

Cybercriminals behind Nemty ransomware close down their Ransomware-as-a-Service (RaaS) operation as they zero in on private schemes. This is confirmed through a post in a Russian hacker forum.

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