SigmaHQ Detections
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6,797 detections
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Detects suspicious Ruby on Rails exceptions that could indicate exploitation attempts
Detects suspicious Spring framework exceptions that could indicate exploitation attempts
Detects potential SpEL Injection exploitation, which may lead to RCE.
Detects when an account makes changes to the ingress or egress rules of a security group.
This can indicate that an attacker is attempting to open up new attack vectors in the account, that they are trying to exfiltrate data over the network, or that they are trying to allow machines in that VPC/Subnet to contact a C&C server.
This can indicate that an attacker is attempting to open up new attack vectors in the account, that they are trying to exfiltrate data over the network, or that they are trying to allow machines in that VPC/Subnet to contact a C&C server.
Detects changes to the security groups associated with an Elastic Load Balancer (ELB) or Application Load Balancer (ALB).
This can indicate that a misconfiguration allowing more traffic into the system than required, or could indicate that an attacker is attempting to enable new connections into a VPC or subnet controlled by the account.
This can indicate that a misconfiguration allowing more traffic into the system than required, or could indicate that an attacker is attempting to enable new connections into a VPC or subnet controlled by the account.
Detects changes to the security group entries for RDS databases.
This can indicate that a misconfiguration has occurred which potentially exposes the database to the public internet, a wider audience within the VPC or that removal of valid rules has occurred which could impact the availability of the database to legitimate services and users.
This can indicate that a misconfiguration has occurred which potentially exposes the database to the public internet, a wider audience within the VPC or that removal of valid rules has occurred which could impact the availability of the database to legitimate services and users.
Detects changes to the EC2 instance startup script. The shell script will be executed as root/SYSTEM every time the specific instances are booted up.
Detects when an Elastic Container Service (ECS) Task Definition includes a command to query the credential endpoint.
This can indicate a potential adversary adding a backdoor to establish persistence or escalate privileges.
This can indicate a potential adversary adding a backdoor to establish persistence or escalate privileges.
Detects when a EFS Fileshare is modified or deleted.
You can't delete a file system that is in use.
If the file system has any mount targets, the adversary must first delete them, so deletion of a mount will occur before deletion of a fileshare.
You can't delete a file system that is in use.
If the file system has any mount targets, the adversary must first delete them, so deletion of a mount will occur before deletion of a fileshare.
Detects when a EFS Fileshare Mount is modified or deleted. An adversary breaking any file system using the mount target that is being deleted, which might disrupt instances or applications using those mounts.
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