Detections

Explore public detection logic contributed by the community across SIEM and rule languages.

461 detections

Detects when multi-factor authentication (MFA) is disabled in Google Workspace. This could indicate an adversary attempting to weaken security controls for persistent access or to facilitate further compromise.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
0028
Detects when a Google Cloud SQL database instance or its user accounts are created, deleted, or modified. This can indicate malicious activity such as data destruction, unauthorized access attempts, or attempts to disrupt services.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
0027
This rule identifies when Kubernetes secrets are modified or deleted within a Google Cloud Platform (GCP) environment. It specifically looks for audit log entries related to the creation, update, patch, or deletion of Kubernetes secrets.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
0024
Detects when a firewall rule is modified, deleted, or inserted in Google Cloud Platform (GCP). This activity can indicate an adversary attempting to impair defenses or establish persistence by altering network access controls.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
3024
This rule identifies when a DNS Zone is either modified or deleted within Google Cloud Platform. This activity is captured through specific Google Cloud DNS API calls: 'Dns.ManagedZones.Delete', 'Dns.ManagedZones.Update', and 'Dns.ManagedZones.Patch'. Such actions can indicate malicious activity aimed at disrupting services or redirecting traffic, or legitimate administrative changes.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
0023
This rule identifies activities related to Google Cloud Platform (GCP) Packet Mirroring. Packet Mirroring allows capturing full network traffic, which can be abused by adversaries to intercept and collect sensitive data from unencrypted internal network communications. The rule specifically looks for various API calls related to the creation, modification, deletion, or listing of Packet Mirroring configurations.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
0023
Identifies when a service account is disabled or deleted in Google Cloud. This activity can indicate an attempt to remove access for legitimate services or users, potentially as part of an impact or defense evasion strategy.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
0021
Identifies when a service account is modified, created, updated, enabled, or undeleted in Google Cloud. This rule specifically looks for API calls related to service account management, which could indicate an attacker establishing persistence, escalating privileges, or otherwise manipulating cloud resources.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
0019
Identifies when a DNS Zone is modified or deleted in Google Cloud.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
103
Detects when storage bucket is modified or deleted in Google Cloud.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
302
Identifies when sensitive information is re-identified in google Cloud.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
002
Identifies when a VPN Tunnel Modified or Deleted in Google Cloud.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
102
Detects the creation or patching of potential malicious RoleBinding. This includes RoleBindings and ClusterRoleBinding.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
001
Identifies when the Secrets are Modified or Deleted.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
001
Identifies when a service account is disabled or deleted in Google Cloud.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
001
Identifies when a service account is modified in Google Cloud.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
1901
Detects when storage bucket is enumerated in Google Cloud.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
000
Identifies potential full network packet capture in gcp. This feature can potentially be abused to read sensitive data from unencrypted internal traffic.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
000
Identifies when a Google Cloud Kubernetes CronJob runs in Azure Cloud. Kubernetes Job is a controller that creates one or more pods and ensures that a specified number of them successfully terminate.
Kubernetes Job can be used to run containers that perform finite tasks for batch jobs. Kubernetes CronJob is used to schedule Jobs.
An Adversary may use Kubernetes CronJob for scheduling execution of malicious code that would run as a container in the cluster.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
000
Detect when a Cloud SQL DB has been modified or deleted.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
000
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