Unsigned and unpopular process performed an injection

Cortex XDR Analytics Alert Reference by Alert name

Product
Cortex XDR
Last date published
2024-06-04
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

Detection Modules

ATT&CK Tactic

Defense Evasion (TA0005)

ATT&CK Technique

Process Injection (T1055)

Severity

Low

Description

An unsigned process with low popularity injected code to another process.

Attacker's Goals

Attackers may inject code into processes to evade process-based defenses, as well as possibly elevate privileges.

Investigative actions

  • Check whether the injecting process is benign, and if this was a desired behavior as part of its normal execution flow.

Variations

Unsigned and unpopular process performed process hollowing injection

Synopsis

ATT&CK Tactic

Defense Evasion (TA0005)

ATT&CK Technique

Process Injection (T1055)

Severity

High

Description

An unsigned process with low popularity injected code to another process.

Attacker's Goals

Attackers may inject code into processes to evade process-based defenses, as well as possibly elevate privileges.

Investigative actions

  • Check whether the injecting process is benign, and if this was a desired behavior as part of its normal execution flow.


Unsigned and unpopular process performed queue APC injection

Synopsis

ATT&CK Tactic

Defense Evasion (TA0005)

ATT&CK Technique

Process Injection (T1055)

Severity

High

Description

An unsigned process with low popularity injected code to another process.

Attacker's Goals

Attackers may inject code into processes to evade process-based defenses, as well as possibly elevate privileges.

Investigative actions

  • Check whether the injecting process is benign, and if this was a desired behavior as part of its normal execution flow.


Unsigned and unpopular process performed injection into a sensitive process

Synopsis

ATT&CK Tactic

Defense Evasion (TA0005)

ATT&CK Technique

Process Injection (T1055)

Severity

High

Description

An unsigned process with low popularity injected code to another process.

Attacker's Goals

Attackers may inject code into processes to evade process-based defenses, as well as possibly elevate privileges.

Investigative actions

  • Check whether the injecting process is benign, and if this was a desired behavior as part of its normal execution flow.


Unsigned and unpopular process performed injection into svchost.exe

Synopsis

ATT&CK Tactic

ATT&CK Technique

Process Injection (T1055)

Severity

High

Description

An unsigned process with low popularity injected code to another process. This process attempted to obtain System user permissions.

Attacker's Goals

Attackers may inject code into processes to evade process-based defenses, as well as possibly elevate privileges.

Investigative actions

  • Check whether the injecting process is benign, and if this was a desired behavior as part of its normal execution flow.


Unsigned and unpopular process performed injection into a commonly abused process

Synopsis

ATT&CK Tactic

Defense Evasion (TA0005)

ATT&CK Technique

Process Injection (T1055)

Severity

High

Description

An unsigned process with low popularity injected code to another process.

Attacker's Goals

Attackers may inject code into processes to evade process-based defenses, as well as possibly elevate privileges.

Investigative actions

  • Check whether the injecting process is benign, and if this was a desired behavior as part of its normal execution flow.


Unsigned and unpopular process performed injection into a process signed by a security vendor

Synopsis

ATT&CK Tactic

Defense Evasion (TA0005)

ATT&CK Technique

Process Injection (T1055)

Severity

Medium

Description

An unsigned process with low popularity injected code to another process.

Attacker's Goals

Attackers may inject code into processes to evade process-based defenses, as well as possibly elevate privileges.

Investigative actions

  • Check whether the injecting process is benign, and if this was a desired behavior as part of its normal execution flow.