Security Issues in Korean & Global Financial Sector – Malware, Phishing, Deep Web & Dark Web cases in April 2024

Security Issues in Korean & Global Financial Sector – Malware, Phishing, Deep Web & Dark Web cases  in April 2024

Statistics on Malware Distributed to Financial Sectors

 


 

Statistics on Korean Accounts Exfiltrated Via Telegram by Industry

 


 

Phishing Email Distribution Cases Targeting the Financial Sector

 

Case 1. Targeting Yuanta Securities employees using the guise of product orders

Impersonation target

– Product order

How the phishing attack is triggered

– Prompting the download and execution of the attachment

Post-infection impact

– AgentTesla (Infostealer) is executed

– Download C2:
hxxps://mail-bigfile.hiworks[.]biz/service/download/e2772c16
cbf6c9e3574026f313c22c99781aca50b945a70db09d8fe6cf5e8171

– Malware MD5: 7da6b40ca39d05c023ce329240730e13

– Malware C2 (SMTP) info
server: auth.smtp.1and1[.]fr
password: auth.smtp.1and1[.]fr
sender: qualite@ennagram[.]eu
receiver: project@aramcosupplyoilcompany-uae[.]com


Figure 1. Phishing email

 

MD5

1c089552c29f12843d8cd8e2bbf5cf5b
3803e42f39f22349826b2917f5dc50ba
48b80f3c00734b3b78fc95345542f096
978ef7c5dc304283ab1889f37d11c048
97d7f752b8ab4556d3a183e7687f835c