IA-T-04Level 1 · Signal
Targeted by malicious login attempts
- Threat
- Neutral
- Level 1 · Signal
A threat signal from the identity provider: the person's account received failed sign-in attempts from known malicious sources, such as password-spraying or credential-stuffing infrastructure.
Classification
- Risk domain One of 9 areas of human risk, from social engineering to readiness and response. Every signal belongs to one.
- Evidence level
- Maturity practices One capability a program performs, scored on its own: See, Understand, Act, Prove, Govern and Culture.
- Leads to The kind of breach the evidence beneath it points toward, each anchored to a Verizon DBIR or VERIS pattern or an FBI IC3 category.
- NIST CSF 2.0
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- DE.CM-03
- MITRE ATT&CK
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- T1110.004
The definition, in detail
Definition
Attackers are trying the account.
Example
A payroll administrator's account logs 60 failed sign-ins overnight from addresses the identity provider tags as a botnet.
How it is measured
- Source
- Identity provider & MFA
- Subject
- Person
- Event
- auth.login.failed.malicious
- Risk domain
- Identity and access
- Provenance
- Verizon DBIR
How it is used
Programs count "Targeted by malicious login attempts" per person from Identity provider & MFA and read it beside the other Identity and access signals; it feeds 0 cohorts, 2 sequences and 1 breach scenario.
A "targeted by malicious login attempts" record is evidence of what reaches the person (the threat side of the model). It says nothing on its own about what the person did.
Technical mappings
Framework mappings; validate for your use case.
Continue exploring
"Targeted by malicious login attempts" (IA-T-04), Human Risk Management Framework v2.0.0, Living Security, CC BY 4.0. https://www.humanriskmanagement.com/taxonomy/signals/ia-t-04-targeted-by-malicious-login-attempts
Part of the open HRM Taxonomy, CC BY 4.0. Download the taxonomy as JSON · Version history. This page describes one signal.
The initial assessment
Find your level.Then fix what matters.
18 questions, about 4 minutes and nothing to type before the result: your level, a score for each practice and three first playbooks, each Easy, Medium or Hard.