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Attributed metadata history

REPORTPUBLIC METADATA

GreyNoise Discovers Stealthy Backdoor Campaign Affecting Thousands of ASUS Routers

GreyNoise uncovers a stealth campaign exploiting ASUS routers, enabling persistent backdoor access via CVE-2023-39780 and unpatched techniques. Learn how attackers evade detection, how GreyNoise discovered it with AI-powered tooling, and what defenders need to know.

Reference details

Source category
Research & news
Report title
GreyNoise Discovers Stealthy Backdoor Campaign Affecting Thousands of ASUS Routers
First reported
May 28, 2025 00:00 UTC
Last reported
May 28, 2025 00:00 UTC
Catalog updated
Oct 08, 2026 03:52 UTC
Record ID
6889ce24a63324767d631817a0bb8c498282678c6ae4fc743d03e75e3788f88f

CVEs mentioned by sources

Published indicators

Network indicators are visibly defanged. This page does not make them clickable or send them to another service.

No validated file hashes or network indicators are stored for this record.

Source observations

src_0060ae82ad11b5dc16

Source-provided label
Not reported
Evidence class
mentioned in report
Confidence
Not reported
Observed
May 28, 2025 00:00 UTC
Retrieved
Oct 08, 2026 03:52 UTC

This record contains metadata and attribution only. It does not host, download, unpack, render, or execute malware samples.

Feed collection status

Sources represented on this page. Publication and observation dates describe the content; successful batch dates describe local collection. A recent batch does not certify complete coverage or current provider availability.

1 sources: 0 stale, 0 needing attention, 0 paused, 1 unverified.

Review source update dates and status
  • src_0060ae82ad11b5dc16Collection status unverifiedLast successful batch: Unverified

Stale means older than twice the recorded collection interval, with a minimum of one hour; without an interval, the threshold is 24 hours. Cached content remains available while a feed is stale, paused, or unverified.