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The impact a group of determined attackers can have against organizations вЂ“ and the actorsвЂ™ code and infrastructure reuse вЂ“ can be devastating. Dharma is particularly loathsome ransomware because many organizations across the globe rely on its initial infection vector (RDP). Similar to many ransomware families Unit 42 tracks daily, Dharma shares several actor and code similarities with the Phobos ransomware family. вЂ These capabilities are part of the NGFW security subscriptions service.

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Inhibit System Recovery, Data Encrypted for Impact Дeploy XSOAR Playbook - Palo Alto Networks Endpoint Malware InvestigationДeploy XSOAR Playbook - Ransomware Manual for incident response.

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Mshta, Registry Run Keys / Startup Folder, Process Injection, DLL Search Order Hijacking, Software Packing, Masquerading, Modify Registry, Bypass User Access Control, Process Discovery, Process Hollowing Д®nsure application security policies exist when allowing traffic from an untrusted zone to a more trusted zoneД®nsure 'Service setting of ANY' in a security policy allowing traffic does not existД®nsure 'Security Policy' denying any/all traffic to/from IP addresses on Trusted Threat Intelligence Sources ExistsД®nable DNS Security in Anti-Spyware profileД®nsure that URL Filtering uses the action of вЂblockвЂ™ or вЂoverrideвЂ™ on the URL categoriesД®nsure that access to every URL is loggedД®nsure all HTTP Header Logging options are enabledД®nsure secure URL filtering is enabled for all security policies allowing traffic to the internetДeploy XSOAR Playbook - Endpoint Malware InvestigationД®nsure that antivirus profiles are set to block on all decoders except 'imap' and 'pop3'Д®nsure a secure antivirus profile is applied to all relevant security policiesД®nsure that WildFire file size upload limits are maximizedД®nsure forwarding is enabled for all applications and file types in WildFire file blocking profilesД®nsure a WildFire Analysis profile is enabled for all security policiesД®nsure forwarding of decrypted content to WildFire is enabledД®nsure all WildFire session information settings are enabledД®nsure alerts are enabled for malicious files detected by WildFireД®nsure 'WildFire Update Schedule' is set to download and install updates every minuteД¬onfigure Behavioral Threat Protection under the Malware Security Profile Product / ServiceДefense Evasion, Persistence, Privilege Escalation, Discovery

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It also further instructs customers on how to ensure their devices are configured correctly. This section documents relevant tactics, techniques and procedures (TTPs) used with Dharma and maps them directly to Palo Alto Networks product(s) and service(s). More information on Dharma victimology can be found in the 2021 Unit 42 Ransomware Threat Report. Victims were located in the U.S., Italy, Japan and India. Palo Alto Networks observed victims in the insurance, transportation and logistics, high tech, healthcare and government sectors, mainly focused on small and mid-sized businesses. There are, however, several code differences between Dharma and Phobos, namely in the file structure. Additionally, initial correspondence from the victim to both actors is the same. Phobos).Д«oth families share the same ransom note post-infection. Like many ransomware families found in the wild today, Dharma shares several actor and code similarities with other families (i.e. Upon encryption of infected files, the following file extensions have been observed appended to the file name: Average ransom amount paid in 2020 was $7,801, with some variance in ransoms demanded occurring based on the targetвЂ™s organizational size. Dharma RaaS posting on a popular underground marketplace (source: Sophos).ДЄfter Dharma completes encryption of victim files, Dharma drops a ransom note on the desktop that contains an email address to contact with a desired ransom amount. Dharma Ransomware OverviewДharma is routinely distributed or sold as a ransomware-as-a-service (RaaS) offering on underground forums and social networks.

In addition to Dharma being distributed in spam emails and malicious installers, Dharma is also distributed to victims via exposed, vulnerable or brute-forced Remote Desktop Protocol (RDP) services. Additionally, the actors behind Dharma have leveraged disguised installers that appear to be legitimate software installers, such as antivirus software. Dharma has served as the code base for later ransomware families, such as Phobos, which was discovered in 2019.

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Dharma targets Windows hosts at organizations in several ways, including malicious attachments in phishing emails. ж—Ґжњ¬иЄћ (Japanese ) Threat Assessment: Dharma Ransomware Executive SummaryДharma, aka CrySIS or Wadhrama, is a ransomware family first identified publicly in 2016.