diff --git a/rules/linux/process_creation/proc_creation_lnx_av_kaspersky_av_disabled.yml b/rules/linux/process_creation/proc_creation_lnx_av_kaspersky_av_disabled.yml new file mode 100644 index 000000000..1d026e9a2 --- /dev/null +++ b/rules/linux/process_creation/proc_creation_lnx_av_kaspersky_av_disabled.yml @@ -0,0 +1,31 @@ +title: Kaspersky Endpoint Security Stopped Via CommandLine - Linux +id: 36388120-b3f1-4ce9-b50b-280d9a7f4c04 +status: experimental +description: | + Detects execution of the Kaspersky init.d stop script on Linux systems either directly or via systemctl. + This activity may indicate a manual interruption of the antivirus service by an administrator, or it could be a sign of potential tampering or evasion attempts by malicious actors. +references: + - https://support.kaspersky.com/KES4Linux/12.0.0/en-US/197929.htm +author: Milad Cheraghi +date: 2025-10-18 +tags: + - attack.execution + - attack.defense-evasion + - attack.t1562.001 +logsource: + product: linux + category: process_creation +detection: + selection: + Image|endswith: + # Note: Add the list of shells allowed in your environment that can be used to run init.d scripts. + - '/systemctl' + - '/bash' + - '/sh' + CommandLine|contains|all: + - 'stop' + - 'kesl' + condition: selection +falsepositives: + - System administrator manually stopping Kaspersky services +level: high