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MediumSigmaHQ Nasreddine Bencherchali (Nextron Systems) +1

ESXi Storage Information Discovery Via ESXCLI

Detects execution of the "esxcli" command with the "storage" flag in order to retrieve information about the storage status and other related information. Seen used by malware such as DarkSide and LockBit.

Detection logic

Detection requirements

Platform: ESXi Linux macOS Network Devices Windows
The rule states no platform. This is derived from the 3 ATT&CK techniques it maps to.
Log source product: linux
Log source category: process_creation

Known benign triggers

Legitimate administration activities

References

Links the source published beside this detection. Reference is the link the source wrote, unmodified. Class is decided by this catalogue from the host and path, not stated by the source. Cited by counts published detections citing the same resource, including this one, and the sources beneath it count the repositories this catalogue ingests, which is not the same as independent research.
Reference	Class	Cited by
developer.broadcom.com/xapis/esxcli-command-reference/7.0.0/namespace/esxcli_storage.html	Unclassified	Only this detection cites it
www.trendmicro.com/en_us/research/21/e/darkside-linux-vms-targeted.html	Threat report	2
www.trendmicro.com/en_us/research/22/a/analysis-and-Impact-of-lockbit-ransomwares-first-linux-and-vmware-esxi-variant.html	Threat report	2

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