#backdoor

Cybersecurity researchers have identified several malicious packages across npm, Python, and Ruby ecosystems that leverage Discord as a command-and-control (C2) channel to transmit stolen data to actor-controlled webhooks. Webhooks on Discord are a way to post messages to channels in the platform without requiring a bot user or authentication, making them an attractive mechanism for attackers to

Every week, the cyber world reminds us that silence doesn’t mean safety. Attacks often begin quietly — one unpatched flaw, one overlooked credential, one backup left unencrypted. By the time alarms sound, the damage is done. This week’s edition looks at how attackers are changing the game — linking different flaws, working together across borders, and even turning trusted tools into weapons.

Microsoft said it has revamped the Internet Explorer (IE) mode in its Edge browser after receiving "credible reports" in August 2025 that unknown threat actors were abusing the backward compatibility feature to gain unauthorized access to users' devices. "Threat actors were leveraging basic social engineering techniques alongside unpatched (0-day) exploits in Internet Explorer's JavaScript

Cybersecurity researchers have disclosed details of a new Rust-based backdoor called ChaosBot that can allow operators to conduct reconnaissance and execute arbitrary commands on compromised hosts. "Threat actors leveraged compromised credentials that mapped to both Cisco VPN and an over-privileged Active Directory account named, 'serviceaccount,'" eSentire said in a technical report published

Dozens of organizations may have been impacted following the zero-day exploitation of a security flaw in Oracle's E-Business Suite (EBS) software since August 9, 2025, Google Threat Intelligence Group (GTIG) and Mandiant said in a new report released Thursday. "We're still assessing the scope of this incident, but we believe it affected dozens of organizations," John Hultquist, chief analyst of

A China-aligned threat actor codenamed UTA0388 has been attributed to a series of spear-phishing campaigns targeting North America, Asia, and Europe that are designed to deliver a Go-based implant known as GOVERSHELL. "The initially observed campaigns were tailored to the targets, and the messages purported to be sent by senior researchers and analysts from legitimate-sounding, completely

Token theft is a leading cause of SaaS breaches. Discover why OAuth and API tokens are often overlooked and how security teams can strengthen token hygiene to prevent attacks. Most companies in 2025 rely on a whole range of software-as-a-service (SaaS) applications to run their operations. However, the security of these applications depends on small pieces of data called tokens. Tokens, like

Hackers are using fake Microsoft Teams installers found in search results and ads to deploy the Oyster backdoor. Learn how to protect your PC from this remote-access threat.

Russian hackers' adoption of artificial intelligence (AI) in cyber attacks against Ukraine has reached a new level in the first half of 2025 (H1 2025), the country's State Service for Special Communications and Information Protection (SSSCIP) said. "Hackers now employ it not only to generate phishing messages, but some of the malware samples we have analyzed show clear signs of being generated

One click, total mess. A convincing itch-style page can drop a stealthy stager instead of a game. Here’s how to spot it and what to do if you clicked.