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Uncommon Launch Daemon persistency was registered or modified

Synopsis

Field
Value

Activation Period

14 Days

Training Period

30 Days

Test Period

N/A (single event)

Deduplication Period

1 Day

Required Data

XDR Agent

Detector Tags

Generic Persistence Analytics

ATT&CK Tactic

Persistence (TA0003)

ATT&CK Technique

Create or Modify System Process (T1543), Create or Modify System Process: Launch Daemon (T1543.004)

Severity

Informational

Description

An uncommon Launch Daemon persistence mechanism was registered/modified on the system.

Attacker's Goals

Establish persistent access to the compromised host by registering malicious code.

Investigative actions

  • Analyze the persistency item and determine whether it performs any malicious or suspicious actions.

  • Analyze the registered process and determine whether it performs any malicious or suspicious actions.

  • Check the events generated by the process for potential malicious behavior.

Variations

Uncommon Launch Daemon persistency was registered or modified by a security testing tool

Synopsis

Field
Value

ATT&CK Tactic

Persistence (TA0003)

ATT&CK Technique

Create or Modify System Process (T1543), Create or Modify System Process: Launch Daemon (T1543.004)

Severity

High

Description

An uncommon Launch Daemon persistence mechanism was registered/modified on the system by a security testing tool.

Attacker's Goals

Establish persistent access to the compromised host by registering malicious code.

Investigative actions

  • Analyze the persistency item and determine whether it performs any malicious or suspicious actions.

  • Analyze the registered process and determine whether it performs any malicious or suspicious actions.

  • Check the events generated by the process for potential malicious behavior.

Uncommon Launch Daemon persistency was registered or modified by a tool with possible web access

Synopsis

Field
Value

ATT&CK Tactic

Persistence (TA0003), Exfiltration (TA0010)

ATT&CK Technique

Create or Modify System Process (T1543), Create or Modify System Process: Launch Daemon (T1543.004), Exfiltration Over C2 Channel (T1041)

Severity

Low

Description

An uncommon Launch Daemon persistence mechanism was registered/modified on the system by a tool with possible web access.

Attacker's Goals

Establish persistent access to the compromised host by registering malicious code.

Investigative actions

  • Analyze the persistency item and determine whether it performs any malicious or suspicious actions.

  • Analyze the registered process and determine whether it performs any malicious or suspicious actions.

  • Check the events generated by the process for potential malicious behavior.

Uncommon Launch Daemon persistency was registered or modified while using a data communication tool

Synopsis

Field
Value

ATT&CK Tactic

Persistence (TA0003), Exfiltration (TA0010)

ATT&CK Technique

Create or Modify System Process (T1543), Create or Modify System Process: Launch Daemon (T1543.004), Exfiltration Over C2 Channel (T1041)

Severity

Low

Description

An uncommon Launch Daemon persistence mechanism was registered/modified on the system while using a data communication tool for persistency registration or as a persistency triggered execution.

Attacker's Goals

Establish persistent access to the compromised host by registering malicious code.

Investigative actions

  • Analyze the persistency item and determine whether it performs any malicious or suspicious actions.

  • Analyze the registered process and determine whether it performs any malicious or suspicious actions.

  • Check the events generated by the process for potential malicious behavior.

Uncommon Launch Daemon persistency was registered or modified while using osascript

Synopsis

Field
Value

ATT&CK Tactic

Persistence (TA0003), Execution (TA0002)

ATT&CK Technique

Create or Modify System Process (T1543), Create or Modify System Process: Launch Daemon (T1543.004), Command and Scripting Interpreter (T1059)

Severity

Low

Description

An uncommon Launch Daemon persistence mechanism was registered/modified on the system while using osascript for persistency registration or as a persistency triggered execution.

Attacker's Goals

Establish persistent access to the compromised host by registering malicious code.

Investigative actions

  • Analyze the persistency item and determine whether it performs any malicious or suspicious actions.

  • Analyze the registered process and determine whether it performs any malicious or suspicious actions.

  • Check the events generated by the process for potential malicious behavior.

Uncommon Launch Daemon persistency was registered or modified using Plist Buddy with Run-At-Load key

Synopsis

Field
Value

ATT&CK Tactic

Persistence (TA0003)

ATT&CK Technique

Create or Modify System Process (T1543), Create or Modify System Process: Launch Daemon (T1543.004)

Severity

Low

Description

An uncommon Launch Daemon persistence mechanism was registered/modified on the system using Plist Buddy with Run-At-Load key set to True.

Attacker's Goals

Establish persistent access to the compromised host by registering malicious code.

Investigative actions

  • Analyze the persistency item and determine whether it performs any malicious or suspicious actions.

  • Analyze the registered process and determine whether it performs any malicious or suspicious actions.

  • Check the events generated by the process for potential malicious behavior.

Uncommon Launch Daemon persistency was registered or modified with an uncommon path containing a known vendor name

Synopsis

Field
Value

ATT&CK Tactic

Persistence (TA0003), Stealth (TA0005)

ATT&CK Technique

Create or Modify System Process (T1543), Create or Modify System Process: Launch Daemon (T1543.004), Masquerading: Masquerade Task or Service (T1036.004)

Severity

Low

Description

An uncommon Launch Daemon persistence mechanism was registered/modified on the system with an uncommon path containing a known vendor name.

Attacker's Goals

Establish persistent access to the compromised host by registering malicious code.

Investigative actions

  • Analyze the persistency item and determine whether it performs any malicious or suspicious actions.

  • Analyze the registered process and determine whether it performs any malicious or suspicious actions.

  • Check the events generated by the process for potential malicious behavior.

Uncommon Launch Daemon persistency was registered or modified with an unusual persistency executable path

Synopsis

Field
Value

ATT&CK Tactic

Persistence (TA0003), Stealth (TA0005)

ATT&CK Technique

Create or Modify System Process (T1543), Create or Modify System Process: Launch Daemon (T1543.004), Masquerading: Masquerade Task or Service (T1036.004)

Severity

Low

Description

An uncommon Launch Daemon persistence mechanism was registered/modified on the system with an unusual persistency executable path.

Attacker's Goals

Establish persistent access to the compromised host by registering malicious code.

Investigative actions

  • Analyze the persistency item and determine whether it performs any malicious or suspicious actions.

  • Analyze the registered process and determine whether it performs any malicious or suspicious actions.

  • Check the events generated by the process for potential malicious behavior.

Uncommon Launch Daemon persistency was registered or modified by a non validly signed process

Synopsis

Field
Value

ATT&CK Tactic

Persistence (TA0003), Stealth (TA0005)

ATT&CK Technique

Create or Modify System Process (T1543), Create or Modify System Process: Launch Daemon (T1543.004), Masquerading: Masquerade Task or Service (T1036.004)

Severity

Low

Description

An uncommon Launch Daemon persistence mechanism was registered/modified on the system by a non validly signed process.

Attacker's Goals

Establish persistent access to the compromised host by registering malicious code.

Investigative actions

  • Analyze the persistency item and determine whether it performs any malicious or suspicious actions.

  • Analyze the registered process and determine whether it performs any malicious or suspicious actions.

  • Check the events generated by the process for potential malicious behavior.

Uncommon Launch Daemon persistency was registered or modified by an unsigned process

Synopsis

Field
Value

ATT&CK Tactic

Persistence (TA0003), Stealth (TA0005)

ATT&CK Technique

Create or Modify System Process (T1543), Create or Modify System Process: Launch Daemon (T1543.004), Masquerading: Masquerade Task or Service (T1036.004)

Severity

Low

Description

An uncommon Launch Daemon persistence mechanism was registered/modified on the system by an unsigned process.

Attacker's Goals

Establish persistent access to the compromised host by registering malicious code.

Investigative actions

  • Analyze the persistency item and determine whether it performs any malicious or suspicious actions.

  • Analyze the registered process and determine whether it performs any malicious or suspicious actions.

  • Check the events generated by the process for potential malicious behavior.

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