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Ciro is malware referenced in the 2025 Verizon Data Breach Investigations Report year-in-review material as being distributed in spearphishing campaigns that exploited the July 2024 CrowdStrike Falcon Sensor outage. The campaigns used fake crash report installers as the infection vector to deliver Ciro. The provided content does not describe Ciro’s technical capabilities, payload behavior, persistence, command-and-control, targeted platforms, specific victim sectors, associated threat actor, or indicators of compromise beyond this delivery context. High-confidence information available is limited to its use in spearphishing and delivery via fake CrowdStrike-related crash report installers.
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4 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Malware distributed via spearphishing using fake crash report installers, leveraging the CrowdStrike outage as lure.
Malware distributed via spearphishing using fake crash report installers (leveraging CrowdStrike outage-themed lures).
Malware distributed via spearphishing using fake crash report installers (leveraging CrowdStrike outage-themed lures).
Malware distributed via spearphishing using fake crash report installers, leveraging the CrowdStrike outage as lure.
Match every observed IP, domain, and hash against your live telemetry.
Named campaigns wielding this family, with evidence pinned to each claim.
CVEs this family uses for access and lateral movement.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Every documented technique, ranked by evidence weight.
Reddit, Mastodon, and CTI community discussion around this family.