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Detecting Remus Infostealer

Stairwell •Evelyne Diaz Araque • June 12, 2026

From Discovery to Defense: Detecting Remus Infostealer Remus infostealer, slowly solidifying itself as the successor of Lumma stealer, has been growing in capabilities since its discovery in February 2026. Sold as 64-bit Malware-as-a-Service (MaaS), Remus possesses a wide range of capabilities aimed at stealing credentials, compromising user accounts, browser session data theft, clipboard theft, screenshot […]

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Emergence of Remus Stealer: A New Infostealer Threat Remus Stealer, a Malware-as-a-Service infostealer, emerged in 2026 as a successor to Lumma Stealer. It operates on a 64-bit architecture and employs advanced techniques like EtherHiding to store C2 addresses in Ethereum smart contracts. The malware targets financial services, healthcare, government, technology firms, and managed service providers (MSPs). It is capable of stealing credentials, browser cookies, authentication tokens, and cryptocurrency wallet data, with session theft being particularly dangerous as it can bypass multi-factor authentication (MFA). Infection vectors include phishing, fake software downloads, malvertising, and SEO poisoning. Remus has been growing in capabilities since its discovery in February 2026, indicating a significant threat landscape for organizations. Current defenses and detection methods are still being developed to counter this evolving threat. 2 sources 67

Extracted Entities

Detecting Remus Infostealer

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Extracted Entities

Attack Types (1)

Malware (2)

MITRE ATT&CK (3)