CND Practice Question: Incident Detection Response And Threat Prediction
An organization is developing a threat hunting hypothesis based on MITRE ATT&CK technique T1078 (Valid Accounts). Which hunting query methodology best aligns with detecting this technique?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Querying authentication logs for service accounts logging in interactively via remote desktop
Detecting valid accounts abuse involves hunting for anomalous login locations, impossible travel, or unusual privilege escalations.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Scanning internal subnets for unpatched EternalBlue vulnerabilities
Why it's wrong here
EternalBlue relates to vulnerability exploitation (T1210), not valid accounts.
- ✓
Querying authentication logs for service accounts logging in interactively via remote desktop
Why this is correct
Service accounts logging in interactively represents an anomaly indicative of valid account misuse.
- ✗
Searching endpoint logs for known ransomware string signatures
Why it's wrong here
Ransomware signatures are related to malware payloads rather than compromised credentials.
- ✗
Checking firewall rules for outbound traffic on port 443
Why it's wrong here
Port 443 traffic is standard HTTPS web traffic.
About these practice questions
One of 323 original CND practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official EC-Council exam blueprint
This CND practice question is part of Courseiva's free EC-Council certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the CND exam.