IOC Radar
IPMediumSignal 100/100

121.105.120.206

Location
JapanJapan
Kamiuchikawa, Saitama
ASN
AS2516
KDDI
First Seen
Mar 13, 2025
Last Seen
Feb 15, 2026
Mar 13
First Seen
457d ago
Feb 15
Last Seen
118d ago
14
Reports
source reports
99%
Confidence
medium
Found in 14 reports. Confidence: medium. · Confidence scores are heuristic. Verify before acting on results.
IPv4 Address
Network layer indicator observed in threat reports.
MISP Category
Network Activity
Confidence
99%
Signal Score
100 / 100
IDS Rule
No
Threat Context
Tags
MITRE ATT&CK

MITRE ATT&CK TTPs

42 techniques

Network Information

CountryJPJapan
RegionKamiuchikawa, Saitama
ASNAS2516
OrganizationKDDI

Feed Intelligence Summary

14 reports99% confidence
14
Source reports
99%
Confidence score
Category tags
abuseaccess controlactive scanningadbhoney activityadbhoney honeypotasiaattackbotnetbrute forcebrute force attackbrute force attemptcommand and controlcommunication protocolconpot activityconpot honeypotconpot ics attackcowrie activitycowrie honeypotcowrie ssh attackcredential accesscredential harvestingcredential stuffingdata exfiltrationdatabase securityddos attacksdecoy systemdionaea activitydionaea honeypotdionaea malware detectiondistributed attackselasticpot honeypotelasticsearch monitoringftp brute forceics securityindicatorindustrial control systemsinitial accessinternet of thingsintrusion detectioniociot botnetiot/ics attackipp honeyipphoney honeypotjapanjpmailoney activitymailoney email spoofingmailoney honeypotmalicious activitymalicious network activitymalicious softwaremalwaremalware behaviourmalware capturemirai botnetnetworknetwork attacksnetwork intrusionnetwork intrusion attemptsnetwork probingnetwork scanningnetwork securitynetwork service scanningpassword attacksphishingphishing attackphishing trapprocess injectionprotocol exploitationreconnaissanceremote servicesresearchedresource hijackingscanscannersecurity policysentrypeer activitysentrypeer botnetsentrypeer p2p attacksftp activitysftp attacksftp scanningsip brute forcesip scanningsocial engineeringssh attackssh monitoringt1021t1021.001t1021.002t1040t1041t1046t1053.005t1055t1056.001t1059t1059.001t1059.004t1071.001t1078t1078.002t1078.004t1110t1110.001t1110.002t1110.003t1110.004t1133t1189t1190t1204.002t1486t1496t1499.001t1499.002t1499.003t1565t1566.001t1566.002t1566.003t1566.004t1588t1588.002t1590.001t1595t1595.001t1595.002t1595.003tannertanner activitytanner web attacktcp protocoltelecommunicationstelnet threatthreat actorthreat intelligencethreat preventionvoipvoip attack

Activity Timeline

1 total obs
Feb 15Feb 15

Threat Activity Heatmap

· Peak: 2026-02-15
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24h
0
Dormant
7d
0
Dormant
30d
0
Dormant
3mo
0
Dormant
Threat ScoreHigh Risk
100
SIGNAL
Signal Score
99%
Confidence
14
Reports
First seenMar 13, 2025
Last seenFeb 15, 2026
GeolocationJP
CountryJapan
LocationKamiuchikawa, Saitama
ASNAS2516
OrgKDDI
Coords35.9299, 139.8439

VirusTotal

Not checked

WHOIS

description
Scans hitting the server at TCP port 23 Telnet. Same IP should not appear more than once in 96 hours in our lists S3#.
raw
inetnum: 121.104.0.0 - 121.111.255.255 netname: KDDI descr: KDDI CORPORATION descr: Garden Air Tower,3-10-10,Iidabashi,Chiyoda-ku,Tokyo,102-8460,Japan country: JP admin-c: JNIC1-AP tech-c: JNIC1-AP status: ALLOCATED PORTABLE remarks: Email address for spam or abuse complaints : [email protected] mnt-by: MAINT-JPNIC mnt-irt: IRT-JPNIC-JP mnt-lower: MAINT-JPNIC last-modified: 2015-12-01T22:23:16Z source: APNIC irt: IRT-JPNIC-JP address: Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda address: Chiyoda-ku, Tokyo 101-0047, japan e-mail: [email protected] abuse-mailbox: [email protected] phone: +81-3-5297-2311 fax-no: +81-3-5297-2312 admin-c: JNIC1-AP tech-c: JNIC1-AP auth: # Filtered remarks: [email protected] was validated on 2024-11-27 mnt-by: MAINT-JPNIC last-modified: 2025-09-04T01:00:00Z source: APNIC role: Japan Network Information Center address: Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda address: Chiyoda-ku, Tokyo 101-0047, Japan country: JP phone: +81-3-5297-2311 fax-no: +81-3-5297-2312 e-mail: [email protected] admin-c: JI13-AP tech-c: JE53-AP nic-hdl: JNIC1-AP mnt-by: MAINT-JPNIC last-modified: 2022-01-05T03:04:02Z source: APNIC inetnum: 121.105.120.0 - 121.105.120.255 netname: KDDI-NET descr: DION (KDDI CORPORATION) country: JP admin-c: JP00000127 tech-c: JP00000181 last-modified: 2006-07-28T05:05:02Z remarks: This information has been partially mirrored by APNIC from remarks: JPNIC. To obtain more specific information, please use the remarks: JPNIC WHOIS Gateway at remarks: http://www.nic.ad.jp/en/db/whois/en-gateway.html or remarks: whois.nic.ad.jp for WHOIS client. (The WHOIS client remarks: defaults to Japanese output, use the /e switch for English remarks: output) source: JPNIC
references
https://github.com/telekom-security/tpotce

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IOC Journey

medium
First detected 1 year ago · Last seen 3 months ago
Appeared in 14 threat reports