[Vidar](https://attack.mitre.org/software/S9050) is a Windows infostealer that was first advertised in November 2018. Written in C++, [Vidar](https://attack.mitre.org/software/S9050) collects PII, cryptocurrency wallets, documents and other data within the compromised machine. Version 2 of [Vidar](https://attack.mitre.org/software/S9050) was published in October 2025, and has been used in numerous operations since its release. [Vidar](https://attack.mitre.org/software/S9050) has been observed alongside other malware strains, including STOP/Djvu ransomware, Mina.exe (an XMRIG miner), and Clip1.exe (a Laplas Clipper sample).(Citation: Intrinsec_Vidar_April2026)(Citation: LevelBlue_Vidar_May2026)(Citation: CyberAus_Vidar_May2026)(Citation: Unit42_Vidar_July2026)(Citation: Cyfirma_Vidar_June2024)(Citation: Logpoint_StealerMalwareFamilies_2024)(Citation: CISA Scattered Spider Advisory November 2023)(Citation: QuorumCyber_Vidar_March2023)
Platforms: Windows
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