North Korea's APT37 Expands Toolkit to Breach Air-Gapped Networks
The security researchers from Zscaler ThreatLabz have also discovered five new tools deployed by the North Korean hacking group
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Background for this topic.
Hacking is the use of technical methods to access, alter, disrupt, or examine computer systems and data, either with authorization or without it. In security reporting, the term usually covers unauthorized exploitation of software flaws, exposed services, weak credentials, misconfigurations, and sometimes human trust through phishing or other social engineering.
Its security significance depends on the attacker’s access and objective: a compromised internet-facing system may enable data theft, unauthorized changes, or movement into other systems, while a benign penetration test can reveal the same weaknesses before they are abused. Defenders reduce exposure through timely vulnerability management, secure configuration, strong authentication, network and endpoint monitoring, and tested incident-response procedures. Useful reporting distinguishes confirmed compromise from attempted or suspected activity and identifies the exploited entry point, affected assets, and whether access was contained.
The security researchers from Zscaler ThreatLabz have also discovered five new tools deployed by the North Korean hacking group
Google Unmasks, Disrupts Group Using Sheets for Command-and-Control PurposesLikely Chinese nation-state hackers used online spreadsheets as infrastructure for hacking campaigns that affected at least 53 telecom operators across 42 countries, Google disclosed Wednesday. Incident responders discovered a backdoor being remotely controlled through Google Sheets.
UNC2814 hit 53 victims in 42 countries with novel backdoor in decade long cyber espionage operation
State Officials Investigating Breach of Back-Office Services Provider Found in 2025The victim count in the 2024 hack on back-office support services vendor Conduent Business Services has just ballooned again, with the Xerox-spinoff now reporting to Wisconsin regulators that the incident affected "25 million-plus" people nationwide.
Attack Spotlights Threats, Risks Facing Healthcare Supply ChainUFP Technologies, a Massachusetts-based maker of single-use medical devices and other healthcare supplies, has notified the U.S. Securities and Exchange Commission of a cyber incident discovered on Valentine's Day that involved the theft or destruction of company data.
The U.S. Treasury Department has sanctioned a Russian exploit broker who bought stolen hacking tools from a former executive of a U.S. defense contractor. [...]
The Iranian hacking group known as MuddyWater (aka Earth Vetala, Mango Sandstorm, and MUDDYCOAST) has targeted several organizations and individuals mainly located across the Middle East and North Africa (MENA) region as part of a new campaign codenamed Operation Olalampo