CCOA Adversarial Tactics Practice Question
You are configuring a YARA rule for CrowdStrike Falcon to detect Cobalt Strike Beacon traffic. Which specific technique should you look for in the process memory that indicates process hollowing?
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
✓
WriteProcessMemory to a remote process
Process hollowing involves creating a legitimate process in a suspended state and replacing its memory with malicious code, a hallmark of execution techniques.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
CreateServiceW
Why it's wrong here
This is related to service creation and persistence.
- ✗
GetSystemTime
Why it's wrong here
This is a benign API call often used for environment keying.
- ✓
WriteProcessMemory to a remote process
Why this is correct
Writing to the memory space of a suspended process is required for hollowing.
- ✗
RegCreateKeyEx
Why it's wrong here
This relates to registry persistence.
About these practice questions
This CCOA question is part of Courseiva's 203-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. 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 ISACA exam blueprint
This CCOA practice question is part of Courseiva's free ISACA 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 CCOA exam.