kqlElastic-2.0from elastic/detection-rules
Renaming of OpenSSH Binaries
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Rule sourcerules/linux/persistence_credential_access_modify_ssh_binaries.toml
event.category:file and host.os.type:linux and event.type:change and
process.name:(* and not (
dnf or dnf-automatic or dpkg or yum or rpm or yum-cron or anacron or platform-python* or
apk or ansible-admin or systemd or python* or yum or nix-daemon or nix
)
) and
(file.path:(/usr/bin/scp or
/usr/bin/sftp or
/usr/bin/ssh or
/usr/sbin/sshd) or
file.name:libkeyutils.so) and
not (
process.executable:(
/usr/share/elasticsearch/* or "/usr/bin/microdnf" or "/usr/bin/dnf5" or "/usr/sbin/gdm" or
"/usr/libexec/packagekitd" or "/usr/libexec/zypp/zypp-rpm" or "/home/sa-ansible"
) or
file.Ext.original.name:"sshd.session-split"
)