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IOC Radar

Indicators are what attackers leave behind. Stolen credentials are what they arrive with.

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24 IOCs

Phantom in the vault: Obsidian abused to deliver PhantomPulse RAT

Elasticsearch Security Labs
Elasticsearch Security Labs
Published April 14, 2026Original Report

Threat Actors

Excerpt

If you're interested in a deeper technical analysis of PHANTOMPULSE itself, covering its injection engines, persistence internals, and C2 protocol in greater detail, check out this follow-on analysis of the PHANTOMPULSE malware . Preamble Elastic Security Labs has identified a novel social engineering campaign that abuses the popular note-taking application, Obsidian , as an initial access vector. The campaign, which we track as REF6598, targets individuals in the financial…

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Diamond Model

SOCIAL AXISTECHNOLOGY AXISADVERSARYTA0001INFRASTRUCTUREhttp://195.3.222.251/…trycloudflare.comoptimism.blockscout.c…CAPABILITYunknownVICTIMunknown
Adversary(1)
Infrastructure(6)
Capability
Victim

Indicators of Compromise

Open the mindmap →

24 indicators

TypeIndicatorConfidenceScoreFirst Seen
URLhttp://195.3.222.251/syncobs.exe?q=%23OBSIDIANHighScore 58/100First seen
Domaintrycloudflare.comHighScore 67/100First seen
MD5dcf5a9b27cbeedb769ccc8635d204af9HighScore 64/100First seen
SHA25670bbb38b70fd836d66e8166ec27be9aa8535b3876596fc80c45e3de4ce327980HighScore 65/100First seen
Domainoptimism.blockscout.comHighScore 71/100First seen
URLhttp://195.3.222.251/script1.ps1HighScore 58/100First seen
URLhttps://panel.fefea22134.netHighScore 71/100First seen
SHA25633dacf9f854f636216e5062ca252df8e5bed652efd78b86512f5b868b11ee70fHighScore 65/100First seen
Domain0x666.infoHighScore 86/100First seen
MD5f77c8e40dfc17be5e74d8679d5b35341HighScore 64/100First seen
SHA2566a85736b64761a8b2aaeadc1c0087e1897d16cc5a9d49c6a6ea1164233bad206HighScore 64/100First seen
IP172.67.146.15HighScore 69/100First seen
URLhttps://thoroughly-publisher-troy-clara.trycloudflare.comHighScore 69/100First seen
SHA16c0a1da746438d68f6c4ffbf9a10e873f3cf0499HighScore 64/100First seen
MD5346272f0582541ae5dd08429bb4dc4ffMediumScore 53/100First seen
IP188.114.97.1HighScore 71/100First seen
IP104.21.79.142HighScore 69/100First seen
Domainfefea22134.netHighScore 69/100First seen
Domainbase.blockscout.comHighScore 71/100First seen
MD5a6fa4adfc20e8e6b77e2dd631dc8ff18HighScore 64/100First seen
Domaineth.blockscout.comHighScore 71/100First seen
URLhttp://195.3.222.251/stuk-phaseHighScore 58/100First seen
SHA2569e3890d43366faec26523edaf91712640056ea2481cdefe2f5dfa6b2b642085dMediumScore 53/100First seen
IP188.114.96.1MediumScore 65/100First seen

IOC Relationship Graph

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