June 2023 – Page 7 – Learn and Explore

June 19, 2023
Uncategorized

Microsoft Blames Massive DDoS Attack for Azure, Outlook, and OneDrive Disruptions

Microsoft on Friday attributed a string of service outages aimed at Azure, Outlook, and OneDrive earlier this month to an uncategorized cluster it tracks under the name Storm-1359. “These attacks likely rely on access to multiple virtual private servers (VPS) in conjunction with rented cloud infrastructure, open proxies, and DDoS...

June 17, 2023
Uncategorized

From Cryptojacking to DDoS Attacks: Diicot Expands Tactics with Cayosin Botnet

Cybersecurity researchers have discovered previously undocumented payloads associated with a Romanian threat actor named Diicot, revealing its potential for launching distributed denial-of-service (DDoS) attacks. “The Diicot name is significant, as it’s also the name of the Romanian organized crime and anti-terrorism policing unit,” Cado Security said in a technical report. “In addition,

June 16, 2023
Uncategorized

ChamelDoH: New Linux Backdoor Utilizing DNS-over-HTTPS Tunneling for Covert CnC

The threat actor known as ChamelGang has been observed using a previously undocumented implant to backdoor Linux systems, marking a new expansion of the threat actor’s capabilities. The malware, dubbed ChamelDoH by Stairwell, is a C++-based tool for communicating via DNS-over-HTTPS (DoH) tunneling. ChamelGang was first outed by Russian cybersecurity firm Positive Technologies in September...

June 16, 2023
Uncategorized

Activities in the Cybercrime Underground Require a New Approach to Cybersecurity

As Threat Actors Continuously Adapt their TTPs in Today’s Threat Landscape, So Must You Earlier this year, threat researchers at Cybersixgill released the annual report, The State of the Cybercrime Underground. The research stems from an analysis of Cybersixgill’s collected intelligence items throughout 2022, gathered from the deep, dark and clear...

June 16, 2023
Uncategorized

20-Year-Old Russian LockBit Ransomware Affiliate Arrested in Arizona

The U.S. Department of Justice (DoJ) on Thursday unveiled charges against a Russian national for his alleged involvement in deploying LockBit ransomware to targets in the U.S., Asia, Europe, and Africa. Ruslan Magomedovich Astamirov, 20, of Chechen Republic has been accused of perpetrating at least five attacks between August...

June 16, 2023
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Third Flaw Uncovered in MOVEit Transfer App Amidst Cl0p Ransomware Mass Attack

Progress Software on Thursday disclosed a third vulnerability impacting its MOVEit Transfer application, as the Cl0p cybercrime gang deployed extortion tactics against affected companies. The new flaw, which is yet to be assigned a CVE identifier, also concerns an SQL injection vulnerability that “could lead to escalated privileges and potential unauthorized access...

June 15, 2023
Uncategorized

Ransomware Hackers and Scammers Utilizing Cloud Mining to Launder Cryptocurrency

Ransomware actors and cryptocurrency scammers have joined nation-state actors in abusing cloud mining services to launder digital assets, new findings reveal. “Cryptocurrency mining is a crucial part of our industry, but it also holds special appeal to bad actors, as it provides a means to acquire money with a...

June 15, 2023
Uncategorized

Chinese UNC4841 Group Exploits Zero-Day Flaw in Barracuda Email Security Gateway

A suspected China-nexus threat actor dubbed UNC4841 has been linked to the exploitation of a recently patched zero-day flaw in Barracuda Email Security Gateway (ESG) appliances since October 2022. “UNC4841 is an espionage actor behind this wide-ranging campaign in support of the People’s Republic of China,” Google-owned Mandiant said...

June 15, 2023
Uncategorized

Vidar Malware Using New Tactics to Evade Detection and Anonymize Activities

The threat actors behind the Vidar malware have made changes to their backend infrastructure, indicating attempts to retool and conceal their online trail in response to public disclosures about their modus operandi. “Vidar threat actors continue to rotate their backend IP infrastructure, favoring providers in Moldova and Russia,” cybersecurity company Team...

June 15, 2023
Uncategorized

Warning: GravityRAT Android Trojan Steals WhatsApp Backups and Deletes Files

An updated version of an Android remote access trojan dubbed GravityRAT has been found masquerading as messaging apps BingeChat and Chatico as part of a narrowly targeted campaign since June 2022. “Notable in the newly discovered campaign, GravityRAT can exfiltrate WhatsApp backups and receive commands to delete files,” ESET researcher Lukáš...