MALWARE FAMILY

MirrorBlast

Internal ID: win.mirrorblast

aliases

Last seen:Mar 17, 2026

Intelligence Profile

According to Minerva Labs, MirrorBlast malware is a trojan that is known for attacking users’ browsers. It usually pretends to be a legitimate browser add-on however it has now evolved additional capabilities, whereby other malwares are installed simultaneously. Recently, this trojan is thought to have tentative links to TA505 and PYSA groups.

Threat Analysis

MirrorBlast 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://blog.morphisec.com/explosive-new-mirrorblast-campaign-targets-financial-companies

→https://frsecure.com/blog/the-rebol-yell-new-rebol-exploit/

→https://threatresearch.ext.hp.com/mirrorblast-and-ta505-examining-similarities-in-tactics-techniques-and-procedures/

→https://www.proofpoint.com/us/blog/threat-insight/whatta-ta-ta505-ramps-activity-delivers-new-flawedgrace-variant

→https://www.proofpoint.com/us/daily-ruleset-update-summary-20210924

Quick Facts

TypeMalware Family

Aliases1

Also Known As

win.mirrorblast

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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