Netskope Threat Labs

GhostPoster

ATP Sandbox Adv. HeuristicsAV

This generic detection identifies malicious JavaScript that injects hidden content into web pages for advertising fraud.

First seen
February 2026
Last seen
October 2026
Alert Name
Dump:Generic.JS.GhostPoster.H.FFFFFFFE
Generic.JS.GhostPoster.A.45755CF0
Generic.JS.GhostPoster.F.02BB99AC
Generic.JS.GhostPoster.F.0A11D468
Generic.JS.GhostPoster.F.1BFFD6E7
Generic.JS.GhostPoster.F.3CDE034A
Generic.JS.GhostPoster.F.5D149592
Generic.JS.GhostPoster.F.70C72AF4
Generic.JS.GhostPoster.F.8252CC66
Generic.JS.GhostPoster.F.874C1A15