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5 articles

Telegram logo on a smartphone screen with a phishing alert message overlayHIGH
Malware

Telegram Phishing Campaign Targets Exiled Belarusian Activist

Resident NGO uncovers a Telegram phishing campaign targeting an exiled Belarusian activist and users in Russia and Kazakhstan using individualized links and device fingerprinting.

3 min read
Silver Fox Deploys ABCDoor Malware via Tax-Themed PhishingHIGH
Threat Intel

Silver Fox Deploys ABCDoor Malware via Tax-Themed Phishing

China-linked Silver Fox group targets Indian and Russian organizations with ABCDoor backdoor via tax-themed phishing emails in December 2025 campaign.

2 min readSilver Fox
Silver Fox Targets Russia, India With ABCDoor BackdoorHIGH
Malware

Silver Fox Targets Russia, India With ABCDoor Backdoor

Silver Fox group impersonates tax authorities to deliver ValleyRAT and the new ABCDoor backdoor to organizations in Russia and India, per Kaspersky.

2 min readSilver Fox
PhantomCore Exploits TrueConf Zero-Days in Russian Network AttacksCRITICAL
Threat Intel

PhantomCore Exploits TrueConf Zero-Days in Russian Network Attacks

Pro-Ukrainian hacktivist group PhantomCore has been exploiting three TrueConf vulnerabilities since September 2025 to execute remote commands on Russian servers, Positive…

2 min readPhantomCore
Researchers Map Over 1,250 Active C2 Servers Across Russian Hosting ProvidersHIGH
Threat Intel

Researchers Map Over 1,250 Active C2 Servers Across Russian Hosting Providers

A three-month investigation has identified more than 1,250 active command-and-control servers operating across 165 Russian hosting providers, forming a resilient infrastructure for malware and ransomware operations.

3 min read

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