Rules: Multiple File Extensions
Observes for common file extensions appearing before the actual file extension (ex. totallynotmalware.pdf.exe)
Detail | Value |
---|---|
Type | Templated Match |
Category | Defense Evasion |
Apply Risk to Entities | device_hostname, device_ip, user_username |
Signal Name | Multiple File Extensions |
Summary Expression | File: {{baseImage}} found with multiple extensions on host: {{device_hostname}} |
Score/Severity | Static: 2 |
Enabled by Default | True |
Prototype | False |
Tags | _mitreAttackTactic:TA0005, _mitreAttackTechnique:T1036, _mitreAttackTechnique:T1036.007 |
- Bitdefender - GravityZone
- Carbon Black - Cloud
- Cisco Systems - Advanced Malware Protection (AMP)
- CrowdStrike - FDR
- Fortinet - Fortigate
- Microsoft - Azure
- Microsoft - Office 365
- Microsoft - Windows
- VMware - Carbon Black Cloud
Origin | Field |
---|---|
Normalized Schema | baseImage |
Normalized Schema | device_hostname |
Normalized Schema | device_ip |
Normalized Schema | user_username |