Yamato Security Hayabusa

@YamatoSecurityHayabusa
23 followers164,250 downloads303 copies5 likes55,514 views

4,504 detections

Detects a suspicious process that is masquerading as the legitimate "svchost.exe" by naming its binary "svchost.exe" and executing from an uncommon location.
Adversaries often disguise their malicious binaries by naming them after legitimate system processes like "svchost.exe" to evade detection.
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
009
Detects the execution of PowerShell commands that attempt to install MSI packages via the
Windows Installer COM object (`WindowsInstaller.Installer`) hosted remotely.
This could be indication of malicious software deployment or lateral movement attempts using Windows Installer functionality.
And the usage of WindowsInstaller COM object rather than msiexec could be an attempt to bypass the detection.
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
019
Detects the execution of rundll32.exe with the oledb32.dll library to open a UDL file.
Threat actors can abuse this technique as a phishing vector to capture authentication credentials or other sensitive data.
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
009
Detects an appx package added the pipeline of the "to be processed" packages which is located in uncommon locations
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
009
Detects the execution of PowerShell commands that attempt to install MSI packages via the
Windows Installer COM object (`WindowsInstaller.Installer`) hosted remotely.
This could be indication of malicious software deployment or lateral movement attempts using Windows Installer functionality.
And the usage of WindowsInstaller COM object rather than msiexec could be an attempt to bypass the detection.
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
008
Detects remote thread creation in command shell applications, such as "Cmd.EXE" and "PowerShell.EXE".
It is a common technique used by malware, such as IcedID, to inject malicious code and execute it within legitimate processes.
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
007
Detects execution of different log query utilities and commands to search and dump the content of specific event logs or look for specific event IDs.
This technique is used by threat actors in order to extract sensitive information from events logs such as usernames, IP addresses, hostnames, etc.
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
007
Detects usage of bitsadmin downloading a file from a suspicious domain
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
107
Detects indicators of a UAC bypass method by mocking directories
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
016
Detects usage of bitsadmin downloading a file from a suspicious domain
Yamato Security Hayabusa@YamatoSecurityHayabusa
avatar
Yamato Security Hayabusa Rules
1 year ago
006
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