housecalls – Page 26 – Computer Housecalls 123 LLC

Ballista Botnet Exploits Unpatched TP-Link Vulnerability, Infects Over 6,000 Devices

Unpatched TP-Link Archer routers have become the target of a new botnet campaign dubbed Ballista, according to new findings from the Cato CTRL team. “The botnet exploits a remote code execution (RCE) vulnerability in TP-Link Archer routers (CVE-2023-1389) to spread itself automatically over the Internet,” security researchers Ofek Vardi and Matan Mittelman said in a […]

11 Mar

Steganography Explained: How XWorm Hides Inside Images

Inside the most innocent-looking image, a breathtaking landscape, or a funny meme, something dangerous could be hiding, waiting for its moment to strike. No strange file names. No antivirus warnings. Just a harmless picture, secretly concealing a payload that can steal data, execute malware, and take over your system without a trace. This is steganography, […]

11 Mar

Researchers Expose New Polymorphic Attack That Clones Browser Extensions to Steal Credentials

Cybersecurity researchers have demonstrated a novel technique that allows a malicious web browser extension to impersonate any installed add-on. “The polymorphic extensions create a pixel perfect replica of the target’s icon, HTML popup, workflows and even temporarily disables the legitimate extension, making it extremely convincing for victims to believe that they are providing credentials to […]

03 Mar

Hackers Exploit AWS Misconfigurations to Launch Phishing Attacks via SES and WorkMail

Threat actors are targeting Amazon Web Services (AWS) environments to push out phishing campaigns to unsuspecting targets, according to findings from Palo Alto Networks Unit 42. The cybersecurity company is tracking the activity cluster under the name TGR-UNK-0011 (short for a threat group with unknown motivation), which it said overlaps with a group known as JavaGhost. TGR-UNK-0011 is […]

27 Feb

PolarEdge Botnet Exploits Cisco and Other Flaws to Hijack ASUS, QNAP, and Synology Devices

A new malware campaign has been observed targeting edge devices from Cisco, ASUS, QNAP, and Synology to rope them into a botnet named PolarEdge since at least the end of 2023. French cybersecurity company Sekoia said it observed the unknown threat actors leveraging CVE-2023-20118 (CVSS score: 6.5), a critical security flaw impacting Cisco Small Business RV016, RV042, RV042G, RV082, […]

25 Feb

Botnet targets Basic Auth in Microsoft 365 password spray attacks

Microsoft 365 A massive botnet of over 130,000 compromised devices is conducting password-spray attacks against Microsoft 365 (M365) accounts worldwide, targeting basic authentication to evade multi-factor authentication. According to a report by SecurityScorecard, the attackers are leveraging credentials stolen by infostealer malware to target the accounts at a large scale. The attacks rely on non-interactive […]

19 Feb

New OpenSSH Flaws Enable Man-in-the-Middle and DoS Attacks — Patch Now

OpenSSH Two security vulnerabilities have been discovered in the OpenSSH secure networking utility suite that, if successfully exploited, could result in an active machine-in-the-middle (MitM) and a denial-of-service (DoS) attack, respectively, under certain conditions. The vulnerabilities, detailed by the Qualys Threat Research Unit (TRU), are listed below – CVE-2025-26465 (CVSS score: 6.8) – The OpenSSH […]

14 Feb

New “whoAMI” Attack Exploits AWS AMI Name Confusion for Remote Code Execution

Cybersecurity researchers have disclosed a new type of name confusion attack called whoAMI that allows anyone who publishes an Amazon Machine Image (AMI) with a specific name to gain code execution within the Amazon Web Services (AWS) account. “If executed at scale, this attack could be used to gain access to thousands of accounts,” Datadog […]

03 Feb

Malvertising Scam Uses Fake Google Ads to Hijack Microsoft Advertising Accounts

Malvertising / Mobile Security Malvertising Scam Cybersecurity researchers have discovered a malvertising campaign that’s targeting Microsoft advertisers with bogus Google ads that aim to take them to phishing pages that are capable of harvesting their credentials. “These malicious ads, appearing on Google Search, are designed to steal the login information of users trying to access […]