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Mallory pivots from this family to the IOCs, detections, and named campaigns that touch your stack, and pages you when something new lands.
1 CVE Mallory has correlated with this family across public research and vendor advisories. Each row links to the full Mallory page for that vulnerability.
CISA is warning anyone who uses GrassMarlin, a tool developed by the National Security Agency (NSA), about a new vulnerability that attackers can use to snoop on sensitive information.
2 distinct techniques documented for this family, organized by ATT&CK tactic.
2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
GrassMarlin is an NSA-developed and open-sourced network security and mapping tool used in critical infrastructure, industrial control systems, and SCADA environments. The content discusses an XXE vulnerability in its XML parsing process that could allow disclosure of sensitive information via malicious session files.
GrassMarlin is an NSA-developed and open-sourced OT/ICS/SCADA network security and mapping tool. The content discusses an XXE vulnerability in its XML session parsing that could allow out-of-band exfiltration of arbitrary files and disclosure of sensitive information, typically via phishing-delivered malicious session files.
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.