from S-1/A 47 pages Eureka Acquisition Corp Underwriting Agreement

from S-1/A 59 pages Companies Act (Revised) Company Limited by Shares Second Amended and Restated Memorandum and Articles of Association of Eureka Acquisition Corp Adopted by Special Resolution Dated [ ], 2024 Companies Act (Revised) Company Limited by Shares Second Amended and Restated Memorandum of Association of Eureka Acquisition Corp Adopted by Special Resolution on [ ], 2024

from S-1/A 2 pages Number Eurku Units See Reverse for Certain Definitions Eureka Acquisition Corp Cusip Units Consisting of One Class a Ordinary Share and One Right to Receive One-Fifth of One Class a Ordinary Share

from S-1/A 2 pages Eureka Acquisition Corp a Limited Company Organized Under the Laws of the Cayman Islands

from S-1/A 2 pages Eureka Acquisition Corp a Limited Company Organized Under the Laws of the Cayman Islands

from S-1/A 10 pages Rights Agreement

from S-1/A 2 pages Opinion of Robinson & Cole Llp

from S-1/A 7 pages This Letter Is Being Delivered to You in Accordance With the Underwriting Agreement (The “Underwriting Agreement”) Entered Into by and Between Eureka Acquisition Corp, a Cayman Islands Exempted Company (The “Company”), and Maxim Group LLC, as Representative (The “Representative”) of the Underwriters (The “Underwriters”), Relating to an Underwritten Initial Public Offering (The “Ipo”) of the Company’s Units (The “Units”), Each Comprised of One Class a Ordinary Share of the Company, Par Value $0.0001 Per Share, (The “Ordinary Shares”) and One Right to Receive One-Fifth (1/5) of One Ordinary Share (The “Rights”). Certain Capitalized Terms Used Herein Are Defined in Paragraph 17 Hereof

from S-1/A 15 pages Investment Management Trust Agreement

from S-1/A 14 pages Registration Rights Agreement

from S-1/A 8 pages Unit Subscription Agreement

from S-1/A 15 pages Form of Indemnity Agreement

from S-1/A 4 pages Securities Transfer Agreement

from S-1/A 1 page Consent of Marcum Asia Cpas Llp

from S-1/A ex3-2_001.jpg

from S-1/A ex5-2_001.jpg

from S-1/A ex5-2_002.jpg

from S-1/A ex23-1_001.jpg