Ransomware Intelligence

Sierra West Jewelers

Ransomware victim

nightspireGroup

United StatesCountry

Jun 12, 2026Discovered

Overview

View group profile

Industry

Retail & E-Commerce

Country

United States

Discovered

9 days ago

Attack date

May 24, 2026

Confidence

70%

Severity

Medium

Status

Unknown

Threat group

Total victims

240

First seen

Jun 2025

Last seen

Jun 2026

Group status

active

Sophistication

0

Impact score

82

Threat level

4.2/10

Aggressiveness10/10

Lethality0/10

Criticality2.2/10

Status breakdown

Claimed17.5%42

Targeted sectors

Education Energy & Utilities Financial Services Government & Defense Healthcare Hospitality Manufacturing Other Professional Services Retail & E-Commerce Technology Transportation

Victim's position within group

Industry

Retail & E-Commerce

Known target sector

Country

United States

Frequently targeted country

Other victims

Same group · nightspire

Group activity

Monthly attacks · nightspire

240

total · avg 20/mo