Tag: GBHackers Security | #1 Globally Trusted Cyber Security News Platform

Microsoft Entra ID Flaw Enables Privilege Escalation to Global Admin

Security researchers have uncovered a critical vulnerability in Microsoft Entra ID that allows attackers to escalate privileges and gain Global Administrator access, potentially compromising entire organizational environments. This flaw represents a significant security risk for enterprises relying on Microsoft’s cloud…

Hackers Abuse DNS Blind Spots to Stealthily Deliver Malware

Cybersecurity researchers have uncovered a sophisticated technique where threat actors are exploiting DNS infrastructure to covertly store and distribute malware, turning the internet’s domain name system into an unwitting accomplice for malicious activities. The discovery reveals how attackers can hide…

Microsoft Teams Exploited to Deliver Matanbuchus Ransomware Payload

A sophisticated cyberattack campaign has emerged targeting organizations through Microsoft Teams impersonation, delivering the updated Matanbuchus 3.0 malware loader that serves as a precursor to ransomware deployment. Security researchers at Morphisec have identified instances where attackers successfully compromised systems by…

H2Miner Targets Linux, Windows, and Containers to Illicitly Mine Monero

FortiGuard Labs researchers have uncovered a sophisticated cryptomining campaign where the H2Miner botnet, active since late 2019, has expanded its operations to target Linux, Windows, and containerized environments simultaneously. The campaign represents a significant evolution in cross-platform cryptocurrency mining attacks,…

Chinese State-Sponsored Hackers Target Semiconductor Industry with Weaponized Cobalt Strike

Proofpoint Threat Research has identified a sophisticated multi-pronged cyberespionage campaign targeting Taiwan’s semiconductor industry between March and June 2025. Three distinct Chinese state-sponsored threat actors, designated as UNK_FistBump, UNK_DropPitch, and UNK_SparkyCarp, conducted coordinated phishing operations against organizations spanning semiconductor manufacturing,…

Over 4 Million Exposed Devices Used in Two New DoS Attack Campaigns

Security researchers have discovered over 4 million vulnerable Internet hosts that can be weaponized for devastating new denial-of-service attacks, marking one of the largest infrastructure vulnerabilities uncovered in recent years. The groundbreaking research, conducted by Angelos Beitis and Mathy Vanhoef…

Researchers Reveal How Hacktivist Groups Gain Attention and Choose Their Targets

Cybersecurity researchers at Graphika have unveiled comprehensive findings on the operational dynamics of hacktivist organizations, revealing sophisticated attention-seeking behaviors and strategic target selection methodologies. Through their ATLAS intelligence reporting platform, analysts have systematically monitored approximately 700 active and inactive hacktivist…

UNG0002 Actors Weaponize LNK Files via ClickFix Fake CAPTCHA Pages

Cybersecurity researchers at Seqrite Labs have identified a sophisticated espionage group designated as UNG0002 (Unknown Group 0002) that has been conducting persistent campaigns across multiple Asian jurisdictions since May 2024. The threat actors have demonstrated remarkable adaptability by integrating social…

Hackers Use DNS Queries to Evade Defenses and Exfiltrate Data

Cybercriminals are increasingly exploiting the Domain Name System (DNS) to bypass corporate security measures and steal sensitive data, according to new research from cybersecurity experts. This sophisticated technique, known as DNS tunneling, transforms the internet’s essential “phonebook” into a covert…

Hackers Actively Exploited CitrixBleed 2 Flaw Ahead of PoC Disclosure

Cybersecurity researchers have discovered that threat actors began exploiting the critical CitrixBleed 2 vulnerability nearly two weeks before a public proof-of-concept was released, highlighting the sophisticated nature of modern attack campaigns. The vulnerability, tracked as CVE-2025-5777, represents a significant security…