Signed process performed an unpopular injection

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	Injection Analytics
ATT&CK Tactic	Defense Evasion (TA0005)
ATT&CK Technique	Process Injection (T1055)
Severity	Informational

Description

A signed process performed an unpopular injection 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

Signed process that got injected performed an unpopular and suspicious injection

Synopsis

Field	Value
ATT&CK Tactic	Defense Evasion (TA0005)
ATT&CK Technique	Process Injection (T1055)
Severity	Medium

Description

A signed process performed an unpopular injection 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.

Signed process that got injected performed an unpopular and suspicious injection

Synopsis

Field	Value
ATT&CK Tactic	Defense Evasion (TA0005)
ATT&CK Technique	Process Injection (T1055)
Severity	Medium

Description

A signed process performed an unpopular injection 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.

Signed process that got injected performed an unpopular injection

Synopsis

Field	Value
ATT&CK Tactic	Defense Evasion (TA0005)
ATT&CK Technique	Process Injection (T1055)
Severity	Medium

Description

A signed process performed an unpopular injection 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.

Commonly abused signed process performed a globally unpopular injection to a Microsoft signed process

Synopsis

Field	Value
ATT&CK Tactic	Defense Evasion (TA0005)
ATT&CK Technique	Process Injection (T1055)
Severity	Medium

Description

A signed process performed an unpopular injection 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.

Signed process performed an unpopular injection

Synopsis

Field	Value
ATT&CK Tactic	Defense Evasion (TA0005)
ATT&CK Technique	Process Injection (T1055)
Severity	Low

Description

A signed process performed an unpopular injection 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.

Signed process executed by a scheduled task performed an unpopular injection

Synopsis

Field	Value
ATT&CK Tactic	Defense Evasion (TA0005)
ATT&CK Technique	Process Injection (T1055)
Severity	Low

Description

A signed process performed an unpopular injection 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.