kevmap

TechniquesT1098.004 › AN0352

AN0352 Analytic 0352

IaaS · attack.mitre.org · ATT&CK Enterprise v19.2

<p>Abuse of cloud metadata APIs or CLI to push SSH public keys to authorized_keys of virtual machines.</p>
Detects
T1098.004 SSH Authorized Keys
Part of
DET0126 Detection Strategy for SSH Key Injection in Authorized Keys

Log sources and channels

Exactly as MITRE states them in x_mitre_log_source_references. Where a channel is vague, it is vague in the source; kevmap does not tidy it.

Log sourceChannelData component
gcp:auditcompute.instances.setMetadataDC0061 File Modification

Mutable elements

Parameters MITRE marks as environment-specific. These are the knobs you are expected to tune; they are why an analytic is not a rule.

FieldDescription
MetadataFieldNameCustom metadata field (e.g., ssh-keys or custom-key)
AccountTypeWas it an admin, service principal, or automation user initiating?
TargetRoleEscalationPrivilege level of the VM account receiving the key

KEV CVEs whose mapped technique this analytic detects

CVEVendor / productState
CVE-2022-40684Fortinet Multiple ProductsMapped