What it detects01
What does 'Favicon Domain Short Time Up and Running' indicate?
It indicates that the favicon host domain has been observed active for only a short operational window, with limited continuous uptime.
Favicon Domain Short Time Up and Running
It indicates that the favicon host domain has been observed active for only a short operational window, with limited continuous uptime.
Analyst Q&A
What this signal answers
The questions every analyst asks before acting on this signal.
Why it matters02
Why is short operational lifetime suspicious?
Malicious infrastructures frequently rotate or rebuild domains to evade detection and takedown. Short-lived uptime patterns are characteristic of campaign-based or evasive deployments rather than stable services.
How analysts use it03
How should SOC teams leverage this information?
Use this signal to identify potentially disposable infrastructure. It becomes more actionable when correlated with newly registered domains, low popularity, or favicon hash instability.
Often paired with:alert_only
Evidence shape
What Favicon Domain Short Time Up and Running looks like in the response
A realistic shape of the entry the engine appends to the risk_signals array when this signal fires. Evidence keys are subgroup-default; per-signal overrides documented in the API reference.
json
{
"slug": "favicon_domain_short_time_up_and_running",
"name": "Favicon Domain Short Time Up and Running",
"group": "http_crawling_history",
"subgroup": "favicon_behaviour",
"direction": "malicious",
"evidence": {
"favicon_hash": "-1293291467",
"unique_hash_count_90d": 3,
"favicon_domain": "cdn-login-assets[.]top",
"hosting_type": "third_party",
"service_match": false
}
}Siblings
Peers in Favicon Behavior
16 other signals share the same subgroup. They detect related behaviors and often co-fire on the same IOC.
Favicon Domain Malware (Security Vendors)
It indicates that one or more reputable security vendors have classified the favicon host domain as associated with malw…
MaliciousCore
Favicon Domain Malware Source
It indicates that the domain hosting the favicon has been directly observed serving malware payloads, exploit code, or m…
MaliciousCore
Favicon Domain Low Popularity
It indicates that the domain hosting the favicon has very low observed traffic, reputation, or backlink presence, sugges…
Malicious
Favicon Domain Newly Registered
It indicates that the domain hosting the favicon was registered very recently relative to the observation time, meaning …
Malicious
In the wild
See Favicon Domain Short Time Up and Running fire on real IOCs
The Verdict Gallery is a curated stream of real verdicts. Filter by this signal to see exactly which IOCs it caught, what other signals fired alongside it, and what the engine recommended.
Start free, in five minutes
1,000 verdicts/month on the free tier, LLM layer included. No card required.