IOC Radar
DomainMediumSignal 31/100

siderheycook.com

Location
ChinaChina
First Seen
Sep 9, 2025
Last Seen
Jun 6, 2026
Sep 9
First Seen
277d ago
Jun 6
Last Seen
7d ago
7
Reports
source reports
31%
Confidence
medium
Found in 7 reports. Confidence: medium. · Confidence scores are heuristic. Verify before acting on results.
Domain Name
Malicious domain used for C2, phishing, or malware distribution.
MISP Category
Network Activity
Confidence
31%
Signal Score
31 / 100
IDS Rule
No
Threat Context
Tags
MITRE ATT&CK

MITRE ATT&CK TTPs

47 techniques

Feed Intelligence Summary

7 reports31% confidence
7
Source reports
31%
Confidence score
Category tags
active scanningadvanced persistent threataerospace & defenseapt groupasiabrute forcechinachina choppercivil servicescode executioncommand and controlcommand executioncommunication technologiescommunications networkscontractor ecosystemcredential accesscredential stuffingcritical infrastructurecyber espionagecyber threat intelligencedata breachdefensedefense contractingdefense evasiondefense logisticsdefense systemsdefense technologydemodexdepartmentdnsemergency servicesenergyenergy distributionenergy systemsexfiltrationfinancial systemsforeignftp brute forcegovernment facilitiesgovernment technologygunra ransomwarehttp brute forceindicatorinfrastructure acquisitionreconnaissanceinfrastructure targetinginitial accessjusticeknownlateral movementlockbitlog analysislong-term accesslong-term persistencelumma staelermalware: china choppermalware: demodexmalware: sigroutermiamimilitary operationsmobile carriersmobile networksnation-state actornational securitynetworknetwork intrusionnetwork probingnetwork scanningnorth americaoil & gaspassword attackpersistence: long-termpersistent threatphishingpotential intrusionpower generationpower systemspublic administrationpublic infrastructurepublic policyreconnaissancerednovemberregulatory agenciesremote accessremote servicesrenewable energyresearchedsalt typhoonscanning activityservice enumerationsigintsoftware exploitationssh attackstate securityt1003t1014t1021t1021.001t1027t1036t1041t1046t1053t1056t1059t1059.001t1068t1071t1071.001t1071.004t1076t1078t1082t1083t1105t1110t1110.002t1190t1195t1203t1210t1547t1555t1563t1566t1567.002t1568t1571t1573t1583t1583.001t1586t1587.001t1589.002t1590.001t1595t1595.001t1595.002t1595.003t1601.002t1602tcp scantelecom servicestelecommunicationsthreat actor: chinatransportation networkstyphoonudp scanunauthorized access attemptunc4841united statesvoipwater systemsxworm campaign

Activity Timeline

1 total obs
Jun 6Jun 6

Threat Activity Heatmap

· Peak: 2026-06-06
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24h
0
Dormant
7d
0
Dormant
30d
1
Minimal
3mo
1
Minimal
Intelligence SummaryAI Generated

The domain siderheycook.com has emerged as a significant indicator of compromise (IOC) linked to advanced persistent threat (APT) activities originating from China. First observed on September

Threat ScoreLow Risk
31
SIGNAL
Signal Score
31%
Confidence
7
Reports
First seenSep 9, 2025
Last seenJun 6, 2026

VirusTotal

Not checked

WHOIS

domain rank
-1
raw
Administrative city: Mansfield Administrative country: United States Administrative email: [email protected] Administrative state: OH Create date: 2023-08-17 00:00:00 Domain name: siderheycook.com Domain registrar id: 151 Domain registrar url: https://www.psi-usa.info Expiry date: 2024-08-17 00:00:00 Query time: 2023-08-18 10:36:02 Registrant city: 98ea9492ac55e3d4 Registrant country: United States Registrant email: [email protected] Registrant name: 339c3f5624ac64f5 Registrant phone: e8c45021476d7478 Registrant state: 2ac1fdeb9dcbcc20 Registrant zip: 7f40ec6a2596e173 Technical city: Mansfield Technical country: United States Technical email: [email protected] Technical state: OH Update date: 2023-08-17 00:00:00
references
https://dti.domaintools.com/inside-salt-typhoon-chinas-state-corporate-advanced-persistent-threat, https://www.silentpush.com/blog/salt-typhoon-2025/, Sep week4.pdf, https://dti.domaintools.com/inside-salt-typhoon-chinas-state-corporate-advanced-persistent-threat/, Sep week2.pdf
subdomains count
0

Export & API

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IOC Journey

medium
First detected 9 months ago · Last seen 7 days ago
Appeared in 7 threat reports