Lukas Stefanko

@LukasStefanko · Slovak Republic · joined 22 Dec 2014

Malware Researcher at @ESET Android security, malware analysis, app vulnerability research https://t.co/dnQvb9BCZj

24 192Followers

704Following

3 473Posts total

99.7KViews on collected posts

Ultimi post

Lukas Stefanko@LukasStefanko19 Feb

We discovered the first known Android malware to abuse generative AI in its execution flow. The malware abuses #Gemini to achieve persistence on the compromised device #ESET https://t.co/MlMwxhAq1n

1:06

3.9K views · 34 likes · 7 reposts · 2 replies Open on X →

Lukas Stefanko@LukasStefanko2 Oct 2025

We identified two campaigns targeting #Android users with previously undocumented spyware impersonating #Signal and #ToTok via deceptive websites https://t.co/qH1jTyiMEf #ESET #ESETresearch https://t.co/rejFvnwh5i

9.6K views · 26 likes · 13 reposts · 1 replies Open on X →

Lukas Stefanko@LukasStefanko30 Aug 2025

@LukasStefanko Hey buddy 177 views · 0 likes · 0 reposts · 0 replies Open on X →

Lukas Stefanko@LukasStefanko3 Jun 2025

@LukasStefanko I think that's like the Grammy award level recognition for your field right? Congratulations 😆 579 views · 3 likes · 0 reposts · 0 replies Open on X →

Lukas Stefanko@LukasStefanko3 Jun 2025

Team from @CSIRT_KNF was kind enough to blur my name from their analysis :D https://t.co/r5jg32pPvJ

3K views · 18 likes · 2 reposts · 0 replies Open on X →

Lukas Stefanko@LukasStefanko3 Jun 2025

Just spotted a little "hello" from the #Crocodilus Android banker devs — they left a message in the logs right after the malware launches. Analysis of Crocodilus: https://t.co/frr3w5O2wm New developments: https://t.co/KJEcnaj7J8 https://t.co/FTSbQbZQMC

0:25

45.5K views · 233 likes · 48 reposts · 12 replies Open on X →

Lukas Stefanko@LukasStefanko7 Jan 2025

@LukasStefanko Hi Lukas, cld you contact me re a query about Fuzzy bear? My case involves target assault by an APT cell? 1.1K views · 0 likes · 0 reposts · 0 replies Open on X →

Lukas Stefanko@LukasStefanko7 Jan 2025

In the latest version of G-700 Android RAT was allegedly added exploitation of the #EvilVideo Telegram vulnerability (CVE-2024-7014) The exploit allows sending malicious APK files disguised as video EvilVideo: https://t.co/fb9FmhGhMt G-700 RAT: https://t.co/c6zDJUnvms https://t.

29.2K views · 48 likes · 16 reposts · 3 replies Open on X →

Lukas Stefanko@LukasStefanko6 Dec 2024

Yesterday, I could share my and Jakub research about NFC relay malware #NGate at @avar_asia conference in #India 🇮🇳 In the picture is a screen from a demo where I show how to withdraw cash from an ATM without a physical payment card using smartphone, as was done by NGate TA #ESET

6.8K views · 24 likes · 4 reposts · 0 replies Open on X →

Growth & engagement

How the posts we collected actually performed: views and reaction rate post by post, what the audience did with them, and where the follower count goes.

Views per post

6.8K6 Dec

29.2K7 Jan

1.1K

45.5K3 Jun

579

17730 Aug

9.6K2 Oct

3.9K19 Feb

Last 9 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.

Engagement rate per post

0.41%6 Dec

0.23%7 Jan

0.00%

0.64%3 Jun

0.68%

0.52%

0.00%30 Aug

0.42%2 Oct

1.11%19 Feb

Reactions — likes, reposts, replies and quotes — divided by views.

What the audience does

Likes59.9%386 in total

Reposts14.0%90 in total

Replies2.8%18 in total

Bookmarks23.3%150 in total

Share of every reaction we collected for this account. Replies mean argument, reposts mean endorsement, bookmarks mean the post was worth keeping.

The follower curve appears once this account has two daily snapshots — we take one a day, and this one is on its first.

Ultimi post

Growth & engagement

Views per post

Engagement rate per post

What the audience does

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