Executable or Script file written by web server process

Cortex XDR Analytics Alert Reference by Alert name

Product
Cortex XDR
Last date published
2024-11-06
Category
Analytics Alert Reference
Order
Alert name

Synopsis

Activation Period

14 Days

Training Period

30 Days

Test Period

N/A (single event)

Deduplication Period

1 Day

Required Data

  • Requires:
    • XDR Agent with eXtended Threat Hunting (XTH)

Detection Modules

Detector Tags

ATT&CK Tactic

ATT&CK Technique

Severity

Informational

Description

An uncommon executable or script file was created, written or renamed by a web server process.

Attacker's Goals

Gaining the ability to execute commands on the host, as well as persistence.

Investigative actions

  • Investigate the web server access logs for suspicious behavior.
  • Check if the dropped file contains malicious content.

Variations

The driver file written by web server process

Synopsis

ATT&CK Tactic

ATT&CK Technique

Severity

Low

Description

An uncommon driver file was created, written or renamed by a web server process.

Attacker's Goals

Gaining the ability to execute commands on the host, as well as persistence.

Investigative actions

  • Investigate the web server access logs for suspicious behavior.
  • Check if the dropped file contains malicious content.


Executable or Script file written by web server process in an internet facing server

Synopsis

ATT&CK Tactic

ATT&CK Technique

Severity

Low

Description

An uncommon executable or script file was created, written or renamed by a web server process.

Attacker's Goals

Gaining the ability to execute commands on the host, as well as persistence.

Investigative actions

  • Investigate the web server access logs for suspicious behavior.
  • Check if the dropped file contains malicious content.


Executable or Script file written by web server process with connections from various sources and high web traffic

Synopsis

ATT&CK Tactic

ATT&CK Technique

Severity

Low

Description

An uncommon executable or script file was created, written or renamed by a web server process.

Attacker's Goals

Gaining the ability to execute commands on the host, as well as persistence.

Investigative actions

  • Investigate the web server access logs for suspicious behavior.
  • Check if the dropped file contains malicious content.