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Security News, Assessments & Alerts Page 154

Security News, Assessments & Alerts

Security Issues, Vulnerabilities, Exploits & Government Alerts

Chinese Hackers Deploy MarsSnake Backdoor in Multi-Year Attack on Saudi Organization

Chinese Hackers Deploy MarsSnake Backdoor in Multi-Year Attack on Saudi Organization

May 20, 2025Ravie LakshmananMalware / Cyber Espionage Threat hunters have exposed the tactics of a China-aligned threat actor called UnsolicitedBooker that targeted an unnamed international organization in Saudi Arabia with a previously undocumented backdoor dubbed… 

Go-Based Malware Deploys XMRig Miner on Linux Hosts via Redis Configuration Abuse

Go-Based Malware Deploys XMRig Miner on Linux Hosts via Redis Configuration Abuse

May 20, 2025Ravie LakshmananLinux / Cryptojacking Cybersecurity researchers are calling attention to a new Linux cryptojacking campaign that’s targeting publicly accessible Redis servers. The malicious activity has been codenamed RedisRaider by Datadog Security Labs. “RedisRaider… 

Malicious PyPI Packages Exploit Instagram and TikTok APIs to Validate User Accounts

Malicious PyPI Packages Exploit Instagram and TikTok APIs to Validate User Accounts

Cybersecurity researchers have uncovered malicious packages uploaded to the Python Package Index (PyPI) repository that act as checker tools to validate stolen email addresses against TikTok and Instagram APIs. All three packages are no longer… 

RVTools Official Site Hacked to Deliver Bumblebee Malware via Trojanized Installer

RVTools Official Site Hacked to Deliver Bumblebee Malware via Trojanized Installer

May 19, 2025Ravie LakshmananMalware / Supply Chain Attack The official site for RVTools has been hacked to serve a compromised installer for the popular VMware environment reporting utility. “Robware.net and RVTools.com are currently offline. We… 

Ransomware Gangs Use Skitnet Malware for Stealthy Data Theft and Remote Access

Ransomware Gangs Use Skitnet Malware for Stealthy Data Theft and Remote Access

May 19, 2025Ravie LakshmananRansomware / Malware Several ransomware actors are using a malware called Skitnet as part of their post-exploitation efforts to steal sensitive data and establish remote control over compromised hosts. “Skitnet has been… 

Firefox Patches 2 Zero-Days Exploited at Pwn2Own Berlin with 0K in Rewards

Firefox Patches 2 Zero-Days Exploited at Pwn2Own Berlin with $100K in Rewards

May 19, 2025Ravie LakshmananBrowser Security / Vulnerability Mozilla has released security updates to address two critical security flaws in its Firefox browser that could be potentially exploited to access sensitive data or achieve code execution.… 

Zero-Day Exploits, Insider Threats, APT Targeting, Botnets and More

Zero-Day Exploits, Insider Threats, APT Targeting, Botnets and More

May 19, 2025Ravie LakshmananThreat Intelligence / Cybersecurity Cybersecurity leaders aren’t just dealing with attacks—they’re also protecting trust, keeping systems running, and maintaining their organization’s reputation. This week’s developments highlight a bigger issue: as we rely…