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boost_proxy_client is a proxy utility referenced as providing reverse proxy functionality. The available content states that the RainyDay malware can use proxy tools including boost_proxy_client for reverse proxy operations. Based on the provided material, its role is to facilitate proxied communications and likely support traffic relaying between compromised systems and operator-controlled infrastructure. No additional high-confidence details are provided in the content regarding its platform support, infection vector, persistence, specific protocols, targeted industries, or indicators of compromise.
Mallory pivots from this family to the IOCs, detections, and named campaigns that touch your stack, and pages you when something new lands.
1 distinct technique 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.
Proxy client tool used to provide reverse proxy functionality.
Proxy client tool used to provide reverse proxy functionality (as referenced in RainyDay operations).
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.