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Impact

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low advisory

Potential Secure File Deletion via SDelete Utility

This rule detects file name patterns generated by the use of Sysinternals SDelete utility, potentially used by attackers to delete forensic indicators and hinder data recovery efforts.

Microsoft Defender XDR +3 defense evasion impact windows
2r 2t
medium advisory

Detection of Github Delete Actions in Audit Logs

This brief focuses on detecting deletion actions within GitHub audit logs, specifically targeting the deletion of codespaces, environments, projects, and repositories, potentially indicating malicious activity or insider threats.

Github audit data-loss impact
2r 1t
critical advisory

Multiple Vulnerabilities in Dell PowerProtect Data Domain OS

Multiple vulnerabilities in Dell PowerProtect Data Domain OS allow an attacker to execute arbitrary code with root privileges, escalate privileges to administrator, bypass security measures, manipulate data, disclose sensitive information, or conduct unspecified attacks.

dell powerprotect datadomain vulnerability privilege-escalation defense-evasion credential-access impact
2r 4t
medium advisory

AWS SAML Provider Deletion Activity

An adversary may delete an AWS SAML provider to disrupt administrative access, hindering incident response and potentially escalating privileges within the AWS environment.

aws cloudtrail saml iam deletion impact
2r 2t
medium advisory

Okta Network Zone Deactivation or Deletion

An Okta network zone was deactivated or deleted, potentially indicating malicious activity aimed at bypassing security controls.

Okta Identity Engine okta network-zone impact
2r 1t
medium advisory

Potential Ransomware Behavior - Note Files Dropped via SMB

This rule detects potential ransomware behavior by identifying the creation of multiple files with the same name over SMB by the SYSTEM account, potentially indicating remote execution of ransomware dropping note files.

Elastic Defend ransomware impact lateral-movement windows
2r 4t
low advisory

GitHub Repository Archive Status Changed

Detection of GitHub repository archiving or unarchiving events, which could indicate malicious activity such as persistence, impact, or defense impairment.

GitHub repository archive unarchive persistence impact defense-impairment
2r 3t
medium advisory

Third-party Backup Files Deleted via Unexpected Process

This detection identifies the deletion of backup files by processes outside of the backup suite, specifically targeting Veritas and Veeam backups, which may indicate an attempt to prevent recovery from ransomware.

Elastic Defend +5 impact backup deletion ransomware
2r 2t
medium advisory

Detection of Bcdedit Boot Configuration Modification

This rule identifies the use of bcdedit.exe to modify boot configuration data, which may be indicative of a destructive attack or ransomware activity aimed at inhibiting system recovery by disabling error recovery or ignoring boot failures.

Microsoft Defender XDR +2 boot-configuration bcdedit impact windows
2r 1t
medium advisory

Detection of Azure Application Deletion

This alert identifies when an application is deleted within an Azure environment, which could indicate malicious activity or unintended misconfiguration leading to service disruption.

Azure application deletion impact t1489
2r 1t
medium advisory

Windows Backup Deletion via Wbadmin

Adversaries may delete Windows backup catalogs and system state backups using wbadmin.exe to inhibit system recovery, often as part of ransomware or other destructive attacks.

Microsoft Defender XDR +3 impact backup-deletion windows
2r 2t
medium advisory

Windows System Restore Disabled via Registry Modification

Attackers disable Windows System Restore by modifying specific registry keys to hinder recovery efforts after malicious activity.

Windows impact t1490 persistence
2r 1t
medium advisory

Account Password Reset Remotely

The rule detects attempts to reset potentially privileged account passwords remotely, a tactic used by adversaries to maintain access, evade password policies, and preserve compromised credentials.

Windows persistence impact
2r 2t
medium advisory

High Number of Process and/or Service Terminations Detected

A high number of process terminations (stop, delete, or suspend) from the same Windows host within a short time period may indicate malicious activity such as an attacker attempting to disable security measures or prepare for ransomware deployment.

Elastic Defend impact defense-evasion windows
2r 2t