IOC Radar
IPMediumSignal 39/100

148.163.128.145

Location
United StatesUnited States
Salt Lake City, Utah
ASN
AS13916
Proofpoint, Inc.
First Seen
Aug 30, 2021
Last Seen
May 7, 2026
Aug 30
First Seen
1756d ago
May 7
Last Seen
46d ago
4
Reports
source reports
39%
Confidence
medium
Found in 4 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
39%
Signal Score
39 / 100
IDS Rule
No
Threat Context
Tags
MITRE ATT&CK

MITRE ATT&CK TTPs

6 techniques

Network Information

CountryUSUnited States
RegionSalt Lake City, Utah
ASNAS13916
OrganizationProofpoint, Inc.

Feed Intelligence Summary

4 reports39% confidence
4
Source reports
39%
Confidence score
Category tags
active scanactive scanningbrute forcecredential harvestingcredential stuffingexploitation activityidentity & access exploitationnetworknorth americaphishingphishing attackproxyreconnaissanceresearchedscannersocial engineeringt1566.001t1566.002t1566.003t1595.001t1595.002t1595.003united statesusweb app attack

Activity Timeline

1 total obs
May 7May 7

Threat Activity Heatmap

· Peak: 2026-05-07
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24h
0
Dormant
7d
0
Dormant
30d
0
Dormant
3mo
1
Minimal
Threat ScoreLow Risk
39
SIGNAL
Signal Score
39%
Confidence
4
Reports
First seenAug 30, 2021
Last seenMay 7, 2026
GeolocationUS
CountryUnited States
LocationSalt Lake City, Utah
ASNAS13916
OrgProofpoint, Inc.
Coords40.7608, -111.8910

VirusTotal

Not checked

Export & API

STIX 2.1 Bundle
CSV Export
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IOC Journey

medium
First detected 4 years ago · Last seen 1 month ago
Appeared in 4 threat reports