Latest cybersecurity reporting from selected sources.

Also, Russian Signal Phishing, Iran-Linked Malware, Breaches in Spain and FranceThis week, Tycoon 2FA, Trio-Tech, messaging app spying and a ransomware broker sentenced. Iran-linked hackers. Mazda disclosed a breach. Oracle patched a flaw. North Korean actors weaponized VS Code, a Spanish port ransomware attack, a French teacher data breach and a healthcare firm victim surge.

North Korean hackers are deploying newly uncovered tools to move data between internet-connected and air-gapped systems, spread via removable drives, and conduct covert surveillance. [...]

The North Korean threat actor known as ScarCruft has been attributed to a fresh set of tools, including a backdoor that uses Zoho WorkDrive for command-and-control (C2) communications to fetch more payloads and an implant that uses removable media to relay commands and breach air-gapped networks

Also: German Prosecutors Charge Three Alleged Russian SaboteursThis week, MetLife denied a RansomHub cyberattack claim, RI Health System cyberattack update, npm package deployed Quasar RAT, Germany charges three with espionage for Russia, North Korea’s contagious interview campaign deployed new malware.

Also: Prison Sentences for BEC Scammers and a West African Cybercrime CrackdownThis week, AI nudify sites spread malware, BEC scammers head to prison, London man charged with hacking, and a Spanish insurance company with a breach. Also, a North Korean hacking group and a West African crackdown on online scammers. And, a Schrödinger Windows vulnerability: Is it real?

Also: Ransomware Surged in 2023, MoneyGram Back in Service After CyberattackThis week, advice on spotting North Korean staff; ransomware attacks rose; MoneyGram back online; FCC fined political operative; CISA warned of water system attacks; Ukraine restricted Telegram use; North Korean hackers used new malware; U.K. arrested alleged hacker; PSNI is in data leak talks.

South Korea's National Cyber Security Center (NCSC) warns that state-backed DPRK hackers hijacked flaws in a VPN's software update to deploy malware and breach networks. [...]

Microsoft says a North Korean hacking group has breached Taiwanese multimedia software company CyberLink and trojanized one of its installers to push malware in a supply chain attack targeting potential victims worldwide. [...]

The North Korean Lazarus hacking group repeatedly compromised a software vendor using flaws in vulnerable software despite multiple patches and warnings being made available by the developer. [...]

Microsoft says that the North Korean Lazarus and Andariel hacking groups are exploiting the CVE-2023-42793 flaw in TeamCity servers to deploy backdoor malware, likely to conduct software supply chain attacks. [...]

The North Korean 'Lazarus' hacking group targeted employees of an aerospace company located in Spain with fake job opportunities to hack into the corporate network using a previously unknown 'LightlessCan' backdoor. [...]

We learned some remarkable new details this week about the recent supply-chain attack on VoIP software provider 3CX, a complex, lengthy intrusion that has the makings of a cyberpunk spy novel: North Korean hackers using legions of fake executive accounts on LinkedIn to lure people into opening malware disguised as a job offer; malware targeting Mac and Linux users working at defense and cryptocurrency firms; and software supply-chain attacks nested within earlier supply chain attacks.

The North Korean 'Lazarus' hacking group is linked to a new attack spreading fake cryptocurrency apps under the made-up brand, "BloxHolder," to install the AppleJeus malware for initial access to networks and steal crypto assets. [...]

The prolific North Korean nation-state actor known as the Lazarus Group has been linked to a new remote access trojan called MagicRAT