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Daily Cybersecurity Roundup, February 24, 2026

State-aligned and financially motivated threat actors continue to intensify targeted intrusion campaigns across multiple regions. In one such operation, the group GrayCharlie has been leveraging phishing lures and weaponized downloads to deploy the NetSupport RAT, enabling persistent remote access and control over infected systems. Meanwhile, the Iranian-linked MuddyWater collective has rolled out Operation Olalampo, relying on bespoke backdoors and carefully crafted spear-phishing emails to infiltrate high-value regional targets. Adding to the wave of espionage activity, the UnsolicitedBooker campaign is focusing on Central Asian government entities, using tailored phishing messages and custom malware to extract sensitive intelligence. Continue reading further.

01

The threat actor GrayCharlie is distributing NetSupport RAT through phishing and malicious downloads to establish remote control over compromised systems.

02

The Iranian-linked threat group MuddyWater has launched Operation Olalampo, deploying tailored backdoors and spear-phishing campaigns against high-value regional targets.

03

The UnsolicitedBooker campaign is targeting Central Asian government entities with spear-phishing emails and custom malware to conduct cyber-espionage operations.

04

A new industry report warns that AI-powered cyberattacks are increasing significantly, with threat actors leveraging automation and generative AI to scale phishing, malware development, and reconnaissance.

05

The Arkanix Stealer has emerged as a short-lived, AI-themed information stealer experiment designed to harvest credentials, browser data, and cryptocurrency wallet information.

06

A refund scam campaign is impersonating Avast to trick victims into providing credit card details under the pretense of processing bogus subscription reimbursements.

07

Malicious actors are abusing Facebook ads to spread fake Windows 11 download pages that deliver password-stealing and crypto-wallet-harvesting malware.

08

A critical vulnerability in VMware Aria Operations enables remote code execution during system upgrades, potentially allowing attackers to compromise enterprise environments.

09

Four critical RCE vulnerabilities in SolarWinds Serv-U could allow attackers to gain root-level access on vulnerable file transfer servers if exploited.

10

Security researchers have identified advanced spyware campaigns targeting both Android and iOS devices, leveraging sophisticated mobile exploits and surveillance tools to monitor victims.

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