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Noble Inc. Ransomware Attack

nobleoilfieldservices.comData extortion

insomniaGroup

United StatesCountry

Apr 7, 2026Discovered

Overview

View group profile

Domain

nobleoilfieldservices.com

Industry

Energy & Utilities

Country

United States

Discovered

5 months ago

Attack date

Apr 7, 2026

Confidence

100%

Severity

Medium

Status

Claimed

Threat group

insomnia

Total victims

First seen

Oct 2025

Last seen

Sep 2026

Group status

active

Sophistication

Impact score

Threat level

4.3/10

Aggressiveness8/10

Lethality0/10

Criticality5/10

Status breakdown

Claimed

this victim

100.0%54

Targeted sectors

Energy & Utilities Financial Services Government & Defense Healthcare Hospitality Manufacturing Other Professional Services Technology

Victim's position within group

Industry

Energy & Utilities

Known target sector

Country

United States

Frequently targeted country

Other victims

View all (54)

Same group · insomnia

Group activity

Monthly attacks · insomnia

total · avg 4.9/mo