Emerging Threathighexperimental
Axios NPM Compromise Indicators - macOS
Detects the macOS-specific execution chain of the plain-crypto-js malicious npm dependency in Axios NPM Package, including AppleScript execution via osascript, payload download, permission modification, execution, and cleanup.
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Launch
Swachchhanda Shrawan Poudel (Nextron Systems)Created Wed Apr 01a09ee860-31b3-4586-8a68-0ebd74ce0e5f2026
Emerging Threat
Active Threat
Developed to detect an active or emerging threat. Prioritize investigation of any alerts and correlate with threat intelligence.
Log Source
macOSProcess Creation
ProductmacOS← raw: macos
CategoryProcess Creation← raw: process_creation
Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.
Detection Logic
Detection Logic3 selectors
detection:
selection_osascript:
CommandLine|contains|all:
- 'nohup '
- 'osascript '
- '/tmp/6202033'
selection_curl_download:
CommandLine|contains|all:
- 'curl '
- 'packages.npm.org/product'
- '/Library/Caches/com.apple.act.mond'
selection_cleanup:
CommandLine|contains|all:
- 'rm '
- '-rf '
- '/tmp/6202033'
condition: 1 of selection_*False Positives
Unlikely
False positives are unlikely for most environments. High confidence detection.
MITRE ATT&CK
Tactics
Techniques
Sub-techniques
Other
detection.emerging-threats
Rule Metadata
Rule ID
a09ee860-31b3-4586-8a68-0ebd74ce0e5f
Status
experimental
Level
high
Type
Emerging Threat
Created
Wed Apr 01
Path
rules-emerging-threats/2026/Malware/Axios-NPM-Compromise/proc_creation_macos_axios_npm_compromise_indicators.yml
Raw Tags
attack.initial-accessattack.t1195.002attack.executionattack.command-and-controlattack.defense-evasionattack.t1059.002attack.t1059.004attack.t1105detection.emerging-threats