Detections

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

4,463 detections

Detects Obfuscated Powershell via COMPRESS OBFUSCATION
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects PowerShell command line contents that include a suspicious abnormal casing in the Net.Webclient (e.g. nEt.WEbCliEnT) string as used in obfuscation techniques
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects the creation of a schtask that potentially executes a base64 encoded payload stored in the Windows Registry using PowerShell.
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects a suspicious command line execution that invokes PowerShell with reference to an AppData folder
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects Obfuscated use of Clip.exe to execute PowerShell
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects suspicious encoded character syntax often used for defense evasion
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects PowerShell command line patterns in combincation with encoded commands that often appear in malware infection chains
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects the creation of a schtask that executes a file from C:\Users\<USER>\AppData\Local
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects various execution patterns of the CrackMapExec pentesting framework
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects inline execution of PowerShell code from a file
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects UTF-8 and UTF-16 Base64 encoded powershell 'Invoke-' calls
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects usage of the "FromBase64String" function in the commandline which is used to decode a base64 encoded string
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects specific combinations of encoding methods in PowerShell via the commandline
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects base64 encoded strings used in hidden malicious PowerShell command lines
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects Obfuscated Powershell via use Clip.exe in Scripts
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects suspicious command lines used in Covenant luanchers
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects Obfuscated Powershell via VAR++ LAUNCHER
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects the execution of a specific OneLiner to download and execute powershell modules in memory.
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects Windows command lines that miss a space before or after the /c flag when running a command using the cmd.exe.
This could be a sign of obfuscation of a fat finger problem (typo by the developer).
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects suspicious powershell command line parameters used in Empire
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Detects Obfuscated use of Environment Variables to execute PowerShell
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
004
Page 184 of 213