Suspicious USB Stick(BTLO) writeup

📰 Medium · Cybersecurity

Learn how to analyze a suspicious USB stick using cybersecurity techniques and tools

intermediate Published 20 Jun 2026

Action Steps

Download and unzip the suspicious USB stick file to analyze its contents
Use command-line tools to list and explore the contents of the unzipped file
Change directory to the lab's directory and unzip the USB zip file to further analyze its contents
Use cybersecurity tools and techniques to identify potential threats and malware in the USB stick's contents
Analyze the results and draw conclusions about the potential risks and threats posed by the suspicious USB stick

Who Needs to Know This

Security analysts and cybersecurity professionals can benefit from this tutorial to improve their skills in analyzing and identifying potential threats from unknown USB devices

Key Insight

💡 Using command-line tools and cybersecurity techniques can help identify potential threats and malware in unknown USB devices

Key Takeaways

Learn how to analyze a suspicious USB stick using cybersecurity techniques and tools

Full Article

Title: Suspicious USB Stick(BTLO) writeup

URL Source: https://medium.com/@alamuolubusayo/suspicious-usb-stick-btlo-writeup-f99964b65738?source=rss------cybersecurity-5

Published Time: 2026-06-20T21:33:43Z

Markdown Content:
# Suspicious USB Stick(BTLO) writeup - Olubusayo Alamu - Medium

[Sitemap](https://medium.com/sitemap/sitemap.xml)

[Open in app](https://play.google.com/store/apps/details?id=com.medium.reader&referrer=utm_source%3DmobileNavBar&source=post_page---top_nav_layout_nav-----------------------------------------)

Sign up

[Sign in](https://medium.com/m/signin?operation=login&redirect=https%3A%2F%2Fmedium.com%2F%40alamuolubusayo%2Fsuspicious-usb-stick-btlo-writeup-f99964b65738&source=post_page---top_nav_layout_nav-----------------------global_nav------------------)

[](https://medium.com/?source=post_page---top_nav_layout_nav-----------------------------------------)

Get app

[Write](https://medium.com/m/signin?operation=register&redirect=https%3A%2F%2Fmedium.com%2Fnew-story&source=---top_nav_layout_nav-----------------------new_post_topnav------------------)

[Search](https://medium.com/search?source=post_page---top_nav_layout_nav-----------------------------------------)

Sign up

[Sign in](https://medium.com/m/signin?operation=login&redirect=https%3A%2F%2Fmedium.com%2F%40alamuolubusayo%2Fsuspicious-usb-stick-btlo-writeup-f99964b65738&source=post_page---top_nav_layout_nav-----------------------global_nav------------------)

![Image 1: Unknown user](https://miro.medium.com/v2/resize:fill:32:32/1*dmbNkD5D-u45r44go_cf0g.png)

# Suspicious USB Stick(BTLO) writeup

[![Image 2: Olubusayo Alamu](https://miro.medium.com/v2/resize:fill:32:32/1*HFxRLr7ClxhrLo0jhj6APg.jpeg)](https://medium.com/@alamuolubusayo?source=post_page---byline--f99964b65738---------------------------------------)

[Olubusayo Alamu](https://medium.com/@alamuolubusayo?source=post_page---byline--f99964b65738---------------------------------------)

Follow

3 hours ago

[](https://medium.com/m/signin?actionUrl=https%3A%2F%2Fmedium.com%2F_%2Fvote%2Fp%2Ff99964b65738&operation=register&redirect=https%3A%2F%2Fmedium.com%2F%40alamuolubusayo%2Fsuspicious-usb-stick-btlo-writeup-f99964b65738&user=Olubusayo+Alamu&userId=9abe4839088&source=---header_actions--f99964b65738---------------------clap_footer------------------)

[](https://medium.com/m/signin?actionUrl=https%3A%2F%2Fmedium.com%2F_%2Frepost%2Fp%2Ff99964b65738&operation=register&redirect=https%3A%2F%2Fmedium.com%2F%40alamuolubusayo%2Fsuspicious-usb-stick-btlo-writeup-f99964b65738&user=Olubusayo+Alamu&userId=9abe4839088&source=---header_actions--f99964b65738---------------------repost_header------------------)

[](https://medium.com/m/signin?actionUrl=https%3A%2F%2Fmedium.com%2F_%2Fbookmark%2Fp%2Ff99964b65738&operation=register&redirect=https%3A%2F%2Fmedium.com%2F%40alamuolubusayo%2Fsuspicious-usb-stick-btlo-writeup-f99964b65738&source=---header_actions--f99964b65738---------------------bookmark_footer------------------)

[Listen](https://medium.com/m/signin?actionUrl=https%3A%2F%2Fmedium.com%2Fplans%3Fdimension%3Dpost_audio_button%26postId%3Df99964b65738&operation=register&redirect=https%3A%2F%2Fmedium.com%2F%40alamuolubusayo%2Fsuspicious-usb-stick-btlo-writeup-f99964b65738&source=---header_actions--f99964b65738---------------------post_audio_button------------------)

Share

![Image 3](https://miro.medium.com/v2/resize:fit:422/1*-q-PQykUO-bk0A6BGU8Mzw.png)

Press enter or click to view image in full size

![Image 4](https://miro.medium.com/v2/resize:fit:700/1*yUX2GhqJ8bYPEBQ1JJ7NNg.png)

I downloaded the file, unzipped it and listed out the content of the of the unzipped file.

Press enter or click to view image in full size

![Image 5](https://miro.medium.com/v2/resize:fit:700/1*a-FFmRiIv3gcHrzB-jhf6A.png)

I changed my directory to the lab’s directory and I also unzipped the USB zip file.

**Question 1;**

Press enter or click to view image in full size

![Image 6](https://miro.medium.com/v2/resiz

Read full article → ← Back to Reads

Suspicious USB Stick(BTLO) writeup

Key Takeaways

Full Article

Related Videos