Independent

Rising Russian-Linked Phishing Attempts Target UK MPs via Messaging Apps

First seen 11 Dec 2025, 18:52 UTC • Edp24

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Sir Lindsay Hoyle has alerted MPs about an increase in phishing attempts linked to Russian actors targeting them on messaging platforms like WhatsApp and Signal. The warning highlights the growing trend of hostile actors attempting to deceive individuals into sharing sensitive information or compromising their accounts.

ThreatCluster AI How this analysis works

Attack Flow

9 entities, 8 inferred relationships (STIX 2.1).

Threat Actor (1)

Star Blizzard

Technique (4)

Phishing
Spearphishing
T1566 - Phishing
T1566 - Spearphishing

Organization (2)

UK Parliament
Signal

Affected Platform (1)

Tool (1)

Microsoft Teams

Relationships

Star Blizzard uses Microsoft Teams
Star Blizzard uses Phishing
Star Blizzard uses Spearphishing
Star Blizzard uses T1566 - Phishing
Star Blizzard uses T1566 - Spearphishing
Star Blizzard targets UK Parliament
Star Blizzard targets Signal
Star Blizzard related to WhatsApp

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Star Blizzard UK Parliament Signal WhatsApp Government

Rising Russian-Linked Phishing Attempts Target UK MPs via Messaging Apps

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