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6 stories since Aug 2025.

6
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JUN 26
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Intrusions

New Turla Stockstay Backdoor Emerges

Known historically for its tight ties to Russia’s FSB and its development of the Snake implant, Turla has leveraged STOCKSTAY to target sensitive government and military organizations.

DENNIS FISHER · JUN 26 · 2 min
Intrusions

Russian Hackers Target Misconfigured Edge Devices in ‘Concerning Evolution’ For Critical Infrastructure Attacks

Amazon researchers highlighted a “tactical pivot” by Russian GRU hackers who have been moving away from zero-day and N-day exploitation.

Lindsey O'Donnell-Welch · 2 min
Intrusions

Russian APT Groups Turla, Gamaredon Collaborate to Target High-Profile Ukrainian Entities

In a new report, ESET researchers have detailed several instances when the two groups’ tools have been found on the same compromised machines in Ukraine.

Dennis Fisher · 3 min
Intrusions

Microsoft Finds Secret Blizzard Targeting Foreign Diplomats

Microsoft has uncovered a long-running campaign by a threat group affiliated with Russian intelligence that has targeted diplomats working in Russia with a custom tool called ApolloShadow that enables the group to maintain persistence on victims’ devices as part of a cyberespionage operation. The group is known as Secret Blizzard and Microsoft’s researchers found that…

Dennis Fisher · 2 min

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