CHA Minseok(Jacky) (@mstoned7) 's Twitter Profile
CHA Minseok(Jacky)

@mstoned7

CHA is my family name. Senior Principal Threat Intelligence Researcher at AhnLab / Keybase : mstoned7 , Signal : mstoned7.21 / Tweets are my own.

ID: 1067113285

linkhttp://www.ahnlab.com calendar_today07-01-2013 00:55:17

1,1K Tweet

3,3K Followers

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CHA Minseok(Jacky) (@mstoned7) 's Twitter Profile Photo

Friday_the_13th virus (1987) xcoolcat7.tistory.com/91605 (Korean) I participated in malware archaeology research, focusing on the analysis and reverse engineering of old DOS computer viruses that are no longer active today.

moly (@morimolymoly2) 's Twitter Profile Photo

I and Hunter Team Labs encountered DPRK job offer from Linkedin. He told me to clone and execute their app. This seems ExpressJS and React app. If you have a little bit intel, you can get how BeaverTail infects your machine. Express side download BeaverTail payload from website

I and Hunter Team Labs encountered DPRK job offer from Linkedin. He told me to clone and execute their app. This seems ExpressJS and React app. If you have a little bit intel, you can get how BeaverTail infects your machine. Express side download BeaverTail payload from website
CHA Minseok(Jacky) (@mstoned7) 's Twitter Profile Photo

Malware Archaeology : Pingpong virus ... The computer virus created in Italy in 1987 and discovered in South Korea in 1990. It was not widespread in South Korea. xcoolcat7.tistory.com/91612 (Korean)

CHA Minseok(Jacky) (@mstoned7) 's Twitter Profile Photo

South Korea's largest online book and ticket sales site, yes24, has been down for three days due to a ransomware attack. koreajoongangdaily.joins.com/news/2025-06-1…

CHA Minseok(Jacky) (@mstoned7) 's Twitter Profile Photo

I revisited Zagreb and Ljubljana after 12 years. I was a little confused at the time because it was different from what I remembered.

I revisited Zagreb and Ljubljana after 12 years. I was a little confused at the time because it was different from what I remembered.