May 01, 2023Ravie LakshmananMalverposting / Scam A Vietnamese threat actor has been attributed as behind a "malverposting" campaign on social media platforms to infect over 500,000 devices worldwide over the past three months to deliver variants of information stealers such as S1deload Stealer and SYS01stealer. Malverposting refers to the use of promoted social media posts on … [Read more...] about Vietnamese Threat Actor Infects 500,000 Devices Using ‘Malverposting’ Tactics
Tactics
German and South Korean Agencies Warn of Kimsuky’s Expanding Cyber Attack Tactics
Mar 23, 2023Ravie LakshmananCyber Attack / Browser Security German and South Korean government agencies have warned about cyber attacks mounted by a threat actor tracked as Kimsuky using rogue browser extensions to steal users' Gmail inboxes. The joint advisory comes from Germany's domestic intelligence apparatus, the Federal Office for the Protection of the Constitution … [Read more...] about German and South Korean Agencies Warn of Kimsuky’s Expanding Cyber Attack Tactics
SysUpdate Malware Strikes Again with Linux Version and New Evasion Tactics
Mar 02, 2023Ravie LakshmananLinux / Cyber Threat The threat actor known as Lucky Mouse has developed a Linux version of a malware toolkit called SysUpdate, expanding on its ability to target devices running the operating system. The oldest version of the updated artifact dates back to July 2022, with the malware incorporating new features designed to evade security software … [Read more...] about SysUpdate Malware Strikes Again with Linux Version and New Evasion Tactics
Hackers Using CAPTCHA Bypass Tactics in Freejacking Campaign on GitHub
Jan 06, 2023Ravie LakshmananCryptocurrency / GitHub A South Africa-based threat actor known as Automated Libra has been observed employing CAPTCHA bypass techniques to create GitHub accounts in a programmatic fashion as part of a freejacking campaign dubbed PURPLEURCHIN. The group "primarily targets cloud platforms offering limited-time trials of cloud resources in order to … [Read more...] about Hackers Using CAPTCHA Bypass Tactics in Freejacking Campaign on GitHub
MuddyWater Hackers Target Asian and Middle East Countries with Updated Tactics
Dec 09, 2022Ravie LakshmananThreat Intelligence / Cyber Attack The Iran-linked MuddyWater threat actor has been observed targeting several countries in the Middle East as well as Central and West Asia as part of a new spear-phishing activity. "The campaign has been observed targeting Armenia, Azerbaijan, Egypt, Iraq, Israel, Jordan, Oman, Qatar, Tajikistan, and the United … [Read more...] about MuddyWater Hackers Target Asian and Middle East Countries with Updated Tactics
BazarCall Callback Phishing Attacks Constantly Evolving Its Social Engineering Tactics
The operators behind the BazaCall call back phishing method have continued to evolve with updated social engineering tactics to deploy malware on targeted networks. The scheme eventually acts as an entry point to conduct financial fraud or the delivery of next-stage payloads such as ransomware, cybersecurity company Trellix said in a report published last week. Primary targets … [Read more...] about BazarCall Callback Phishing Attacks Constantly Evolving Its Social Engineering Tactics
StellarParticle Campaign: Novel Tactics and Techniques
StellarParticle is a campaign tracked by CrowdStrike as related to the SUNSPOT implant from the SolarWinds intrusion in December 2020 and associated with COZY BEAR (aka APT29, “The Dukes”). The StellarParticle campaign has continued against multiple organizations, with COZY BEAR using novel tools and techniques to complete their objectives, as identified by CrowdStrike … [Read more...] about StellarParticle Campaign: Novel Tactics and Techniques
Ongoing Autom Cryptomining Malware Attacks Using Upgraded Evasion Tactics
An ongoing crypto mining campaign has upgraded its arsenal while adding new defense evasion tactics that enable the threat actors to conceal the intrusions and fly under the radar, new research published today has revealed. Since first detected in 2019, a total of 84 attacks against its honeypot servers have been recorded to date, four of which transpired in 2021, according to … [Read more...] about Ongoing Autom Cryptomining Malware Attacks Using Upgraded Evasion Tactics
Russian Hacking Group Targeting Banks Worldwide With Evolving Tactics
Silence APT, a Russian-speaking cybercriminal group, known for targeting financial organizations primarily in former Soviet states and neighboring countries is now aggressively targeting banks in more than 30 countries across America, Europe, Africa, and Asia.Active since at least September 2016, Silence APT group's most recent successful campaign was against Bangladesh-based … [Read more...] about Russian Hacking Group Targeting Banks Worldwide With Evolving Tactics