HOMETHREATSMars Stealer
MALWARE FAMILY

Mars Stealer

Internal ID: win.mars_stealer
1
aliases
Last seen:Mar 17, 2026

Intelligence Profile

3xp0rt describes Mars Stealer as an improved successor of Oski Stealer, supporting stealing from current browsers and targeting crypto currencies and 2FA plugins.

Threat Analysis

Mars Stealer is a malware family tracked by threat intelligence researchers and catalogued in the Malpedia dataset. It represents a distinct malicious software lineage with identifiable code characteristics, behaviors, and victimology.

External References

→https://3xp0rt.com/posts/mars-stealer
→https://blog.cyble.com/2022/08/02/fake-atomic-wallet-website-distributing-mars-stealer/
→https://blog.malwarebytes.com/threat-intelligence/2022/04/colibri-loader-combines-task-scheduler-and-powershell-in-clever-persistence-technique/
→https://blog.morphisec.com/threat-research-mars-stealer
→https://blog.sekoia.io/mars-a-red-hot-information-stealer/
→https://blog.sekoia.io/privateloader-the-loader-of-the-prevalent-ruzki-ppi-service/
→https://cert.gov.ua/article/38606
→https://cyberint.com/blog/research/mars-stealer/
→https://drive.google.com/file/d/14cmYxzowVLyuiS5qDGOKzgI2_vak2Fve/view
→https://go.recordedfuture.com/hubfs/reports/cta-2022-0802.pdf

Quick Facts

TypeMalware Family
Aliases1

Also Known As

win.mars_stealer

Research Links

MITRE ATT&CK VirusTotal Google (news) Twitter/X search
Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.
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