Lumma Stealer

Pierluigi Paganini February 12, 2026
LummaStealer activity spikes post-law enforcement disruption

Bitdefender reports a surge in LummaStealer activity, showing the MaaS infostealer rebounded after 2025 law enforcement disruption. Bitdefender observed renewed LummaStealer activity, proving the MaaS infostealer recovered after 2025 takedowns. Active since 2022, it relies on affiliates, social engineering, fake cracked software, and fake CAPTCHA “ClickFix” lures. CastleLoader plays a key role in spreading it. […]

Pierluigi Paganini July 09, 2025
Hackers weaponize Shellter red teaming tool to spread infostealers

Hackers are abusing the legitimate red teaming tool Shellter to spread stealer malware after a licensed copy was leaked. Elastic Security Labs has identified several malware campaigns using the commercial AV/EDR evasion tool SHELLTER. The tool was originally built for legitimate red team operations, however, threat actors have now adopted it to bypass security measures […]

Pierluigi Paganini May 22, 2025
Law enforcement dismantled the infrastructure behind Lumma Stealer MaaS

Microsoft found 394,000 Windows systems talking to Lumma stealer controllers, a victim pool that included global manufacturers. A US court order, with Europol and Japan’s JC3 dismantled the Lumma Stealer malware operation, seizing 2,300 domains used for command-and-control and blocking dark web markets offering the infostealer. A US court order, with Europol and Japan’s JC3, […]