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Resecurity has identified PDFSIDER malware that exploits the legitimate PDF24 App to covertly steal data and allow remote access. Learn how this APT-level campaign targets corporate networks through spear-phishing and encrypted communications.
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The Canadian Investment Regulatory Organization (CIRO) has officially confirmed a significant data breach affecting approximately 750,000 Canadian investors, stemming from a sophisticated phishing attack initially detected in August 2025. The organization publicly disclosed the incident on January 14, 2026, following a comprehensive forensic investigation spanning over 9,000 hours. CIRO traced the breach to unauthorized access gained through a targeted […]
The post CIRO Confirms Data Breach Impacting 750,000 Canadian Investors appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.
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A severe vulnerability in Windows Server Message Block (SMB) client authentication has emerged as a critical threat to Active Directory environments. CVE-2025-33073, a logical flaw in NTLM reflection handling, enables authenticated attackers to escalate to SYSTEM-level privileges and compromise domain controllers, potentially allowing them to take over entire Active Directory forests. Field Value CVE ID CVE-2025-33073 Vulnerability […]
The post Windows SMB Client Vulnerability Exposes Organizations to Full Active Directory Compromise appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.
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As part of an ongoing effort to highlight active and technically interesting intrusions, a new “Flash Hunting Findings” investigation has uncovered a short but well‑structured malware campaign impersonating MalwareBytes to deliver infostealers and steal user logins and crypto‑wallet data. The activity was observed between January 11 and January 15, 2026, and is characterized by consistent […]
The post Cybercriminals Impersonate Malwarebytes to Steal User Credentials appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.
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Just a few years ago, the cloud was touted as the “magic pill” for any cyber threat or performance issue. Many were lured by the “always-on” dream, trading granular control for the convenience of managed services. In recent years, many of us have learned (often the hard way) that public cloud service providers are not immune to attacks and SaaS downtime, hiding behind the Shared Responsibility
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Windows Subsystem for Linux (WSL) has transformed the developer experience on Windows. However, it has also quietly created a powerful hiding place for attackers. With WSL2, Microsoft moved from lightweight translation to a whole virtual machine (VM) model. That architectural change gives adversaries a semi-isolated Linux environment running inside Hyper‑V that is rarely monitored by […]
The post Attackers Abuse WSL2 to Operate Undetected on Windows Systems appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.
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A team of academics from the CISPA Helmholtz Center for Information Security in Germany has disclosed the details of a new hardware vulnerability affecting AMD processors. The security flaw, codenamed StackWarp, can allow bad actors with privileged control over a host server to run malicious code within confidential virtual machines (CVMs), undermining the integrity guarantees provided by AMD
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Researchers have found a new spying campaign using news about Venezuela to trick US government officials. Learn how the LOTUSLITE virus sneaks into computers to steal secrets.
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An unnamed organization recently discovered that several employees’ paychecks had silently vanished not because of a ransomware attack, data-wiping malware, or a cloud breach, but because an attacker convinced people to do exactly what they wanted. Instead of hacking through firewalls or exploiting zero-days, the threat actor went after the weakest link: operational processes and […]
The post Attackers Rerouted Employee Pay Without Breaching IT Systems appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.
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Genians Security Center has published an in-depth analysis of Operation Poseidon, a sophisticated APT campaign attributed to the Konni threat group that exploits legitimate advertising infrastructure to distribute EndRAT malware. This advanced spear-phishing operation demonstrates how threat actors leverage trusted platforms to circumvent traditional security defenses while targeting South Korean financial institutions and human rights […]
The post Spear-Phishing Campaign Leverages Google Ads to Distribute EndRAT Malware appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.
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