@_Nihith

aka g4rud4 | Associate in Cyber Risk at Kroll & CTFs with @teambi0s | #DFIR

 India
solo.to/g4rud4
Joined September 2017
  • Tweets263
  • Following351
  • Followers228
5Media
If you are not confident in your skills, you chase every artifact. If you are confident and competent, you chase relevance.
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Team bi0s continues to grow, pushing the limits of cybersecurity. In 2024, we reported many more CVEs, brought back InCTFj - inspiring the next generation of hackers, and much more! Read our Year in Review to know more: blog.bi0s.in/2025/03/06/Misc…
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Awesome work by @Azr43lKn1ght and team in creating these DFIR LABS. If you are looking for a challenge to learn new skills, check out these #DFIR LABS. Shoutout to everyone at @teambi0s, who are involved in making these LABS.
Nithin Chenthur Prabhu@Azr43lKn1ght19 Jan 2025
Introducing DFIR Labs: A 24-challenge series by internationally acclaimed CTF authors, tailored for professionals, researchers and students. Master DFIR, Malware Analysis and Threat Hunting through challenges designed to push your expertise to new heights github.com/Azr43lKn1ght/DFIR…
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The case can be found below. #DFIR #Challenge #Cybersecurity #malware Please retweet to share with others! Thank you! ashemery.com/dfir.html#Unall…
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Investigating and analyzing a vicious ransomware written in rust. Here's my write-up for the third challenge of Batman Investigation Series in bi0sCTF 2024! blog.bi0s.in/2024/03/19/Fore… #dfir #malwareanalysis #bi0sctf2024 #Ransomware #incidentresponse
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Exciting news! Registration for bi0sCTF 2024 is officially OPEN! Join us in the ultimate cyber battleground. Don't miss out on the action, sign up now at ctf.bi0s.in/ #bi0sctf #CTF #CyberSecurity
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Our DFIR team won first prize in The International Digital Forensics Challenge (DFC) 2023, organized by @KIISC_DFR @Azr43lKn1ght , @5h4rrK , @sp3p3x and @j0hith were invited to present at the DFRF ceremony in Seoul, South Korea. Thank you @KIISC_DFR for this opportunity.
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DFIQ is a collection of Digital Forensics Investigative Questions and the approaches to answering them. github.com/google/dfiq/tree/… >> A great start by @_RyanBenson
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We are giving away 10 FREE enrollments for our signature course: *Practical Windows Forensics* on the @TCMSecurity Academy! One last chance to get life time access to the course! Retweet and follow @bluecapesec for a chance to win - we'll pick the winners on Friday 5pm EST!
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📢 Attention all young cyber enthusiasts! 🌐Join the thrilling blend of learning and adventure at InCTFj 2023, India's premier hacking and cybersecurity contest. 💻🔓 Register now at junior.inctf.in #InCTFJ #inctf #cybersecurity #hack #school #security #infosec #bi0s
⚡️Decode cryptic puzzles, conquer digital mazes, and strengthen your cybersecurity prowess in this transformative journey. 🛡️ Unite with fellow cyber explorers, embrace challenges, and emerge as a force to be reckoned with. 💪 Shape the future of cybersecurity and register now for the ultimate immersive experience! 💻🔓

ALT ⚡️Decode cryptic puzzles, conquer digital mazes, and strengthen your cybersecurity prowess in this transformative journey. 🛡️ Unite with fellow cyber explorers, embrace challenges, and emerge as a force to be reckoned with. 💪 Shape the future of cybersecurity and register now for the ultimate immersive experience! 💻🔓

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Our latest blog post is out. After years of RDP research, I decided that it was time that googling "Is RDP safe to use over untrusted networks?" had a good answer with the biggest risk clearly laid out. Spoiler: the answer is no. gosecure.net/blog/2023/04/26…
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Hey #DFIR community... here is another Anti-Forensic challenge done by me + @maryst33d for those who are interested. This involves AES, GnuPG, and BitLocker... ashemery.com/dfir.html#Chall…
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Hey #DFIR community... if you want to play with some basic Anti-Forensic stuff related to the NTFS file system, please check the challenge me & @maryst33d created. I don't want to spoil it, but there is probably something in it that not many know about! ashemery.com/dfir.html#Chall…
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a PNG image: A magic signature, then a sequence of chunks - including the Image End terminator, with no chunk data. Zlib is always used for image data, which is a wrapper around Deflate.
Dissection of a PNG image, showing its magic, then a sequence of chunks: Image Header, Image Data, and then Image End.

ALT Dissection of a PNG image, showing its magic, then a sequence of chunks: Image Header, Image Data, and then Image End.

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Calling #cyberdefenders! We are celebrating 55000 LinkedIn followers with a giveaway worth $16,000🎉! As a token of appreciation, we want to give back to the #blueteam community by giving away 21 #CertifiedCyberDefender vouchers, 7 for each - Discord, Twitter, and LinkedIn.
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Wow! Saying it like it is! Unabashedly and Unapologetically. 💯🔥
RVAIDYA2000 🕉️@rvaidya200026 Jan 2023
This happened in 1957 when Shashi Tharoor was not even born! These two students who went for a contest in the UK, after winning, in the post award interview lambasted the interviewer left right and centre.. What a wonderful way to defend India👏👏👏👌🙏 RT
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Autopsy 4.20.0 is out after a 1-year delay!!! Learn about the new features (including a new pipeline and more Jython modules), why it's been quiet for a year, and what's in store for 2023. autopsy.com/autopsy-4-20-0-i…
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The Register | Microsoft took its macros and went home, so miscreants turned to Windows LNK files bit.ly/3QXNUXg
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The wait is over! #bi0sCTF 2022 has officially begun! Play at ctf.bi0s.in
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