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LowSigmaHQ Joseliyo Sanchez +1

OS Architecture Discovery Via Grep

Detects the use of grep to identify information about the operating system architecture. Often combined beforehand with the execution of "uname" or "cat /proc/cpuinfo"

Detection logic

Detection requirements

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

Known benign triggers

Unknown

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
blogs.jpcert.or.jp/en/2023/05/gobrat.html	Unclassified	10
jstnk9.github.io/jstnk9/research/GobRAT-Malware/	Unclassified	9
www.virustotal.com/gui/file/3e44c807a25a56f4068b5b8186eee5002eed6f26d665a8b791c472ad154585d1/detection	Sandbox submission	10
www.virustotal.com/gui/file/60bcd645450e4c846238cf0e7226dc40c84c96eba99f6b2cffcd0ab4a391c8b3/detection	Sandbox submission	10

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