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master_vim's profile picture. Alumnus, Carnegie Mellon University Information Security Policy and Management (MSISPM) - Cybersecurity Specialist

Joel Oliva

@master_vim

Alumnus, Carnegie Mellon University Information Security Policy and Management (MSISPM) - Cybersecurity Specialist

135Posts 57Followers 404Following
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master_vim's profile picture.
Joel Oliva
 @master_vim
Aug 26, 2020

Just got my Pwnagotchi up and running for the first time! I am so excited to take Lil'Pwn out into the world and feed him regularly! #Pwnagotchi #wifi #handshakes #pcap #hackers #Hacked #raspberrypi4

master_vim's tweet image. Just got my Pwnagotchi up and running for the first time! I am so excited to take Lil'Pwn out into the world and feed him regularly! #Pwnagotchi #wifi #handshakes #pcap #hackers #Hacked #raspberrypi4
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Joel Oliva reposted
DefusedCyber's profile picture.
Defused
 @DefusedCyber
Oct 21

Actor exploiting CVE-2023-46747 (F5 BIG-IP Auth Bypass Vuln ) from 195.248.71.38 🇷🇺 ( LLC Melt-internet ) VirusTotal Detections 0/95 🟢 Actor attempts to create a new admin user with full permissions

DefusedCyber's tweet image. Actor exploiting CVE-2023-46747 (F5 BIG-IP Auth Bypass Vuln ) from 195.248.71.38 🇷🇺 ( LLC Melt-internet ) VirusTotal Detections 0/95 🟢 Actor attempts to create a new admin user with full permissions
DefusedCyber's tweet image. Actor exploiting CVE-2023-46747 (F5 BIG-IP Auth Bypass Vuln ) from 195.248.71.38 🇷🇺 ( LLC Melt-internet ) VirusTotal Detections 0/95 🟢 Actor attempts to create a new admin user with full permissions
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Joel Oliva reposted
infosec_fox's profile picture.
INFOSEC F0X 🔥
@infosec_fox
Oct 26

My startup won't have to rely on AWS cloud anymore 😂😂

infosec_fox's tweet image. My startup won't have to rely on AWS cloud anymore 😂😂
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master_vim's profile picture.
Joel Oliva
 @master_vim
Jun 12

0-Click Microsoft 365 Copilot Vulnerability Lets Attackers Exfiltrate Sensitive Data Abusing Teams By Guru Baran - June 12, 2025 cybersecuritynews.com/zero-click-mic…

master_vim's tweet card. A critical zero-click vulnerability in Microsoft 365 Copilot, dubbed "EchoLeak," enables attackers to automatically exfiltrate sensitive organizational data without requiring any user interaction.
0-Click Microsoft 365 Copilot Vulnerability Let Attackers Exfiltrates Sensitive Data Abusing Teams
Source: cybersecuritynews.com
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Joel Oliva reposted
vxunderground's profile picture.
vx-underground
@vxunderground
May 27

Hahahahhahahaha Unironically a good idea. It's so unbelievably stupid and it works. Depending on explorer layout, the .exe might not be visible. Filename.mp4 + ??? spaces + .exe Hahahahahaha UNC6032 is wild as hell

vxunderground's tweet image. Hahahahhahahaha Unironically a good idea. It's so unbelievably stupid and it works. Depending on explorer layout, the .exe might not be visible. Filename.mp4 + ??? spaces + .exe Hahahahahaha UNC6032 is wild as hell
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Joel Oliva reposted
M4lcode's profile picture.
M4lcode
 @M4lcode
May 17

just hunted down fresh undetected & low detected APT43 (kimsuky) infra by pivoting using HTTP header analysis and SSL JARM fingerprinting 162[.]220[.]11[.]84 --> 0/94 194[.]63[.]129[.]86 --> 0/94 3[.]89[.]115[.]251 --> 0/94 110[.]142[.]212[.]109 --> 1/94 More IOCs in replies

M4lcode's tweet image. just hunted down fresh undetected & low detected APT43 (kimsuky) infra by pivoting using HTTP header analysis and SSL JARM fingerprinting 162[.]220[.]11[.]84 --> 0/94 194[.]63[.]129[.]86 --> 0/94 3[.]89[.]115[.]251 --> 0/94 110[.]142[.]212[.]109 --> 1/94 More IOCs in replies
M4lcode's tweet image. just hunted down fresh undetected & low detected APT43 (kimsuky) infra by pivoting using HTTP header analysis and SSL JARM fingerprinting 162[.]220[.]11[.]84 --> 0/94 194[.]63[.]129[.]86 --> 0/94 3[.]89[.]115[.]251 --> 0/94 110[.]142[.]212[.]109 --> 1/94 More IOCs in replies
M4lcode's tweet image. just hunted down fresh undetected & low detected APT43 (kimsuky) infra by pivoting using HTTP header analysis and SSL JARM fingerprinting 162[.]220[.]11[.]84 --> 0/94 194[.]63[.]129[.]86 --> 0/94 3[.]89[.]115[.]251 --> 0/94 110[.]142[.]212[.]109 --> 1/94 More IOCs in replies
M4lcode's tweet image. just hunted down fresh undetected & low detected APT43 (kimsuky) infra by pivoting using HTTP header analysis and SSL JARM fingerprinting 162[.]220[.]11[.]84 --> 0/94 194[.]63[.]129[.]86 --> 0/94 3[.]89[.]115[.]251 --> 0/94 110[.]142[.]212[.]109 --> 1/94 More IOCs in replies
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master_vim's profile picture.
Joel Oliva
 @master_vim
May 8

OneDrive - New Default Sync Feature: Automatic syncing bypasses established security protocols, as it lacks inherent controls, logging mechanisms, and corporate policies that typically govern the synchronization of personal accounts on business devices. cybersecuritynews.com/microsoft-oned…

master_vim's tweet card. Microsoft is rolling out a new OneDrive feature this month that allows users to sync their personal accounts with corporate accounts by default, raising significant security concerns among IT...
OneDrive New Feature Allows Default Sync of Personal & Corporate Accounts
Source: cybersecuritynews.com
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Joel Oliva reposted
lorenzofb's profile picture.
Lorenzo Franceschi-Bicchierai
 @lorenzofb
May 7

NEW: CrowdStrike announced that it will lay off around 500 workers as part of "a strategic plan" to "to evolve its operations to yield greater efficiencies." The cuts represent 5% of its global workforce. techcrunch.com/2025/05/07/cro…

lorenzofb's tweet card. The cybersecurity company said it will lay off 5% of its global workforce.
CrowdStrike says it will lay off 500 workers | TechCrunch
Source: techcrunch.com
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Joel Oliva reposted
coreylynch's profile picture.
Corey Lynch
@coreylynch
Mar 13, 2024

We are now having full conversations with Figure 01, thanks to our partnership with OpenAI. Our robot can: - describe its visual experience - plan future actions - reflect on its memory - explain its reasoning verbally Technical deep-dive 🧵:

From Figure
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master_vim's profile picture.
Joel Oliva
 @master_vim
Jan 20, 2024

Check out my latest write-up summary on LinkedIn: RE#TURGENCE Campaign, Targeting MSSQL Servers for Ransom with MIMIC Payloads! Big S/O to @Securonix Threat Research for the heavy-lift when it comes to threat research! linkedin.com/pulse/returgen…

master_vim's tweet card. Upon analyzing a recent article published by Securonix that details the recent RE#TURGENCE threat campaign, a wealth of compelling insights and key takeaways surface. The threat intelligence derived...
RE#TURGENCE Campaign, Targeting MSSQL Servers for Ransom with MIMIC Payloads
Source: linkedin.com
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Joel Oliva reposted
joetidy's profile picture.
Joe Tidy BBC News
 @joetidy
Sep 12, 2023

Scene in MGM Grand according to a TikTok user who said slots machines down and casino floor empty after cyber attack. She also says staff had to make and distribute physical room keys and an admin error caused her to walk in on another guest. Source: vm.tiktok.com/ZGJnKXd6R/

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Joel Oliva reposted
_Dwyer_'s profile picture.
Dwyer
 @_Dwyer_
Jul 5, 2022

Super stoked for speak at BSidesPGH. Really excited to share this story with everyone bsidespgh2022.sched.com/event/3b3ec084…

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Joel Oliva reposted
uuallan's profile picture.
Allan “Ransomware Sommelier🍷” Liska
@uuallan
Jul 8, 2022

Congratulations on the 10 year anniversary @BSidesPGH!

uuallan's tweet image. Congratulations on the 10 year anniversary @BSidesPGH!
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