Threat Brief: SolarStorm and SUNBURST Customer Coverage

On Sunday, Dec. 13, FireEye released information related to a breach and data exfiltration originating from an unknown actor FireEye is calling UNC2452. Unit 42 tracks this and related activity as the group named SolarStorm, and has published an ATOM containing the observed techniques, IOCs and relevant courses of action in the Unit 42 ATOM Viewer. According to FireEye, SolarStorm has compromised organizations across the globe via a supply chain attack that consists of a trojanized update file for the SolarWinds Orion Platform.

FireEye’s blog, “Highly Evasive Attacker Leverages SolarWinds Supply Chain to Compromise Multiple Global Victims with SUNBURST Backdoor,” contains a wealth of useful information, all of which has been analyzed by Unit 42 researchers to help ensure Palo Alto Networks customers are protected.

The details of this attack and its impact continue to evolve. We will update this report with new details as they become available.

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Source: Palo Alto