IOC Radar
IPMediumSignal 85/100

87.121.79.160

Location
NetherlandsNetherlands
Amsterdam, Noord-Holland
ASN
AS199428
AlvaroNavas
First Seen
Apr 24, 2026
Last Seen
Jun 4, 2026
Apr 24
First Seen
49d ago
Jun 4
Last Seen
8d ago
18
Reports
source reports
85%
Confidence
medium
Found in 18 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
85%
Signal Score
85 / 100
IDS Rule
No
Threat Context
Tags

Network Information

CountryNLNetherlands
RegionAmsterdam, Noord-Holland
ASNAS199428
OrganizationAlvaroNavas

Feed Intelligence Summary

18 reports85% confidence
18
Source reports
85%
Confidence score
Category tags
abuseabusech-urlhaus-c2cactive scanapacheapache attackerapkaptarmbad reputationbgbotnet activitybrute forcebrute force attackerbrute-forcebruteforcebulgariac2command & controlcowriecryptocurrencycryptojackerddosddos attackdionaeadropped-by-amadeyelfeuropeexecutable fileexploitation activityexploited hostfattgafgytgbhackingindicatorm68kmacsyncmamontmipsmiraimobile threatmozinetherlandsnetworknlp0fphishingportscanpowerpcresearchedscams & fraudscannerscannersscriptsensor-taggedservice scanshsshssh attacksuperht-pottannertelnetthreat actortor nodetpotua-wgetunited kingdomvultrx86

Activity Timeline

1 total obs
Jun 4Jun 4

Threat Activity Heatmap

· Peak: 2026-06-04
Less
More
Mon
Wed
Fri
Jun
·
·
·
Jul
·
·
·
Aug
·
·
·
Sep
·
·
·
·
Oct
·
·
·
Nov
·
·
·
Dec
·
·
·
·
Jan
·
·
·
Feb
·
·
·
Mar
·
·
·
·
Apr
·
·
·
May
·
·
·
Jun
24h
0
Dormant
7d
0
Dormant
30d
1
Minimal
3mo
1
Minimal
Threat ScoreHigh Risk
85
SIGNAL
Signal Score
85%
Confidence
18
Reports
First seenApr 24, 2026
Last seenJun 4, 2026
GeolocationNL
CountryNetherlands
LocationAmsterdam, Noord-Holland
ASNAS199428
OrgAlvaroNavas
Coords52.3785, 4.9000

VirusTotal

Not checked

WHOIS

description
Observed authentication attempts via ssh against Cowrie/Heralding honeypots in Australia. Total events observed: 21. Sensors involved: Cowrie, Fatt. Target ports: 22. Source country: BG. ASN(s): 199428. Organisation(s): Alvaro Navas. Usernames observed (masked): r**t. Passwords observed (masked): a***n, p******d, r**t.
raw
inetnum: 87.121.79.0 - 87.121.79.255 netname: AlvaroNavas descr: AlvaroNavas country: NL admin-c: DUMY-RIPE mnt-domains: aizero-mnt mnt-routes: aizero-mnt tech-c: DUMY-RIPE status: ASSIGNED PA created: 2026-01-19T20:31:40Z last-modified: 2026-04-09T14:19:44Z source: RIPE mnt-by: MNT-NETERRA person: Placeholder Person Object address: RIPE Network Coordination Centre address: P.O. Box 10096 address: 1001 EB Amsterdam address: The Netherlands phone: +31 20 535 4444 nic-hdl: DUMY-RIPE mnt-by: RIPE-DBM-MNT remarks: ********************************************************** remarks: * This is a placeholder object to protect personal data. remarks: * To view the original object, please query the RIPE remarks: * Database at: remarks: * http://www.ripe.net/whois remarks: ********************************************************** created: 2009-11-11T16:36:07Z last-modified: 2026-03-20T13:26:57Z source: RIPE route: 87.121.79.0/24 origin: AS199428 created: 2026-04-02T13:13:39Z last-modified: 2026-04-02T13:13:39Z source: RIPE mnt-by: MNT-NETERRA

Export & API

STIX 2.1 Bundle
CSV Export
Permalink

IOC Journey

medium
First detected 1 month ago · Last seen 8 days ago
Appeared in 18 threat reports