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## SamSa

[![SamSa Ransomware Attacks: A Year in Review](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2016/09/unit42-web-banner-650x300.jpg)](https://www2.paloaltonetworks.com/blog/2016/12/unit42-samsa-ransomware-attacks-year-review/)  
[SamSa Ransomware Attacks: A Year in Review
\------------------------------------------](https://www2.paloaltonetworks.com/blog/2016/12/unit42-samsa-ransomware-attacks-year-review/)

In March of this year, Unit 42 investigated the SamSa actors that were attacking the healthcare industry with targeted ransomware. With this group being active for roughly one year, we decided to revisit this threat to determine what, if any, changes had been made to their toolset. In doing so, we discovered that it's been a ver...  
[Unit 42](https://www.paloaltonetworks.com/blog/category/unit42/?ts=markdown)  
Dec 09, 2016  
By [Josh Grunzweig](https://www.paloaltonetworks.com/blog/author/josh-grunzweig/?ts=markdown "Posts by Josh Grunzweig")

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## [Palo Alto Networks News of the Week -- March 26](https://www2.paloaltonetworks.com/blog/2016/03/palo-alto-networks-news-of-the-week-march-26/)

The Palo Alto Networks threat intelligence team, Unit 42, observed Locky ransomware installed through nuclear exploit kits. Our researchers also examined the campaign evolution of Darkleech to pseudo-Darkleech...  
Mar 26, 2016  
By [Anna Lough](https://www.paloaltonetworks.com/blog/author/anna-lough/?ts=markdown "Posts by Anna Lough")  
[](https://www2.paloaltonetworks.com/blog/2016/03/evolution-of-samsa-malware-suggests-new-ransomware-tactics-in-play/)  
[Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention-2/?ts=markdown), [Unit 42](https://www.paloaltonetworks.com/blog/category/unit42/?ts=markdown)

## [Evolution of SamSa Malware Suggests New Ransomware Tactics In Play](https://www2.paloaltonetworks.com/blog/2016/03/evolution-of-samsa-malware-suggests-new-ransomware-tactics-in-play/)

Ransomware is often in the headlines as new families are discovered on an almost weekly basis. Historically, these families have shared one similarity -- they have all been deployed...  
Mar 24, 2016  
By [Josh Grunzweig](https://www.paloaltonetworks.com/blog/author/josh-grunzweig/?ts=markdown "Posts by Josh Grunzweig") and [Bryan Lee](https://www.paloaltonetworks.com/blog/author/bryan-lee/?ts=markdown "Posts by Bryan Lee")

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