PDFSIDER Malware – Exploitation of DLL Side-Loading for AV and EDR Evasion

Threat actors use PDFSIDER malware with social engineering and DLL sideloading to bypass AV/EDR, and ransomware gangs already abuse it. Resecurity has learned about PDFSIDER during an investigation of a network intrusion attempt that was successfully prevented by a Fortune 100 energy corporation. The threat actor contacted their staff, impersonating technical support, and used social […]

January 21, 2026
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Access broker caught: Jordanian pleads guilty to hacking 50 companies

A Jordanian man pleaded guilty in the US to selling illegal access to 50 compromised enterprise networks after an undercover sting. A Jordanian national Feras Khalil Ahmad Albashiti (40), living in Georgia, pleaded guilty in a US court to acting as an access broker, selling unauthorized access to the networks of at least 50 companies. […]

January 20, 2026
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Telegram-based illicit billionaire marketplace Tudou Guarantee stopped transactions

Major Telegram-based illicit marketplace Tudou Guarantee appears to be shutting down its operations, according to Elliptic. Blockchain cybersecurity firm Elliptic reports that Tudou Guarantee, a major Telegram-based illicit marketplace in Southeast Asia, has stopped transactions in its public groups after handling over $12 billion. The researchers noted that other services still run, so a full […]

January 20, 2026
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Ransomware attack on Ingram Micro impacts 42,000 individuals

Ingram Micro says a ransomware attack exposed personal data of about 42,000 people, including names, birth dates, SSNs, and job-related details. Ingram Micro is a global technology distributor and supply-chain services company. It acts as a middleman between IT vendors (like Microsoft, Cisco, HP, Apple, and cybersecurity firms) and businesses, resellers, and service providers, helping […]

January 19, 2026
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StealC malware control panel flaw leaks details on active attacker

Researchers uncovered an XSS flaw in StealC malware’s control panel, exposing key details about a threat actor using the info stealer. StealC is an infostealer that has been active since at least 2023, sold as Malware-as-a-Service to steal cookies and passwords. In 2025, its operators released StealC v2, but the web panel quickly leaked and […]

January 19, 2026
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Hacker pleads guilty to hacking Supreme Court, AmeriCorps, and VA Systems

An actor who goes online with the alias @ihackthegovernment posted stolen personal data from his victims, including the U.S. Supreme Court. Nicholas Moore, 24, from Tennessee, pleaded guilty to repeatedly hacking the U.S. Supreme Court’s electronic filing system. Court documents reveal he used his Instagram account to leak data from several of his victims. “Nicholas […]

January 19, 2026
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GootLoader uses malformed ZIP files to bypass security controls

GootLoader malware uses malformed ZIP files made of hundreds of concatenated archives to evade detection. GootLoader is used by ransomware actors for initial access, then handed off to others. Built to evade detection, it accounted for 11% of bypassing malware in the past years. GootLoader runs on an access-a-as-a-service model, it is used by different groups to […]

January 18, 2026
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Ukraine–Germany operation targets Black Basta, Russian leader wanted

Police in Ukraine and Germany identified Black Basta suspects and issued an international wanted notice for the group’s alleged Russian leader. Ukrainian and German police raided homes linked to alleged Black Basta ransomware members, identifying two Ukrainian suspects. Law enforcement also issued an international wanted notice for the group’s alleged Russian ringleader. “The Office of […]

January 17, 2026
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