Peter Kruse | Cybercrime Research @peterkruse
Peter Kruse is a cybersecurity researcher. Co-founder of CSIS Security Group, Kruse Industries, SIE-Europe & Heimdal. CARO member. CISO at Clever. Denmark Joined January 2009-
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The financially motivated threat actor Storm-0501 has continuously evolved to achieve sharpened focus on cloud-based TTPs as their primary objective shifted from deploying on-premises endpoint ransomware to using cloud-based ransomware tactics. msft.it/6015sZ77J…
🚨 From @WhatsApp to #TikTok, scams are trending 📈 🔗 lnkd.in/dg9RDduH A “dad” got a text from his “child.” A few chats later: “Bank’s frozen, can you send £1,020.50 for curtains & blinds?” 💸 Dad was ready to help… except his real child was 3 🦖 smashing toy dinos. 😂
⚠️ WinRAR 0day abused in phishing to deploy RomCom malware WinRAR’s zero-day flaw (CVE-2025-8088), fixed in v7.13, was used in phishing RAR files to drop executables into Startup folders, triggering RomCom malware on login. RomCom (aka UNC2596) is a Russia-linked group behind…
North Korean 🇰🇵-linked hacking group APT37 concealed malware within JPEG image files to carry out attacks. genians.co.kr/en/blog/threat…
Microsoft Threat Intelligence uncovered a macOS vulnerability, tracked as CVE-2025-31199, that could allow attackers to steal private data of files normally protected by Transparency, Consent, and Control (TCC), such as caches used by Apple Intelligence. msft.it/6015sHUoS
BREAKING: In a move that’s straight out of an authoritarian’s playbook, Trump has just called on American news networks to lose their licenses. Trump is a danger to our democracy and free speech. 8647 - Congress must act.
The UK Online Safety act is out and causing havoc. The privacy and self doxing laws always claim they are about protecting children, but what it’s really doing is building a database of users personal info in a country that wants to arrest you for online speech. The Tea app…
#BREAKING #ESETResearch has been monitoring the recently discovered #ToolShell zero-day vulnerabilities in #SharePoint Server: CVE-2025-53770 and CVE-2025-53771. SharePoint Online in Microsoft 365 is not impacted. welivesecurity.com/en/eset-resear… 1/5
Microsoft is sharing details from ongoing investigations of threat actors exploiting vulnerabilities targeting on-premises SharePoint servers. Linen Typhoon, Violet Typhoon, and Storm-2603 have been observed exploiting the vulnerabilities: msft.it/6015sE1p5
Hiding Payloads in Linux Extended File Attributes isc.sans.edu/diary/32116
Flere browsere ramt af en 0 dags sårbarhed i en grafisk low level motor. Sårbarheden misbruges aktivt. Google har patchet hullet i Chrome men flere browsere står tilbage sårbare for nuværende, kruse.industries/l/0-dags-sarba…
Organizations that use containerized applications may be vulnerable to recent attacks abusing exposed #Docker #APIs. Our research shows that threat actors are actively targeting cloud-reliant sectors such as technology, finance, and healthcare: ⬇️ research.trendmicro.com/4e6DhwM
DMARC can reveal more domains associated with a target. dmarc.live/info/<target-domain> allows you to find domains using the same DMARC record. Check it out 👇 There's also a python tool: github.com/Tedixx/dmarc-s…
New blog post is out! We did some Windows reverse engineering here. Enjoy! ht3labs.com/Brokering-File…
New claim on the shame-site for #ransomware / #datatheft group #DATACARRY. Organization: alles Lægehus A/S Location: #Denmark Industry: #WellnessAndFitnessServices Staff: 51-200 employees Learn more at ecrime.ch
I'm super happy to announce an operationally weaponized version of @YuG0rd's BadSuccessor in .NET format! With a minimum of "CreateChild" privileges over any OU it allows for automatic escalation to Domain Admin (DA). Enjoy your inline .NET execution! github.com/logangoins/Sha…
Putin rejects a U.S.-Europe ceasefire proposal and Trump responds not by sanctioning Russia but by punishing our European allies with a 50% tariff. Whose side is he on?

Henrik Moltke @DRMoltke
3K Followers 121 Following Techkorrespondent, DR Nyheder. @marcelfard’s bedre halvdel på podcasten Prompt. [email protected]/[email protected]. Signal: 27123536. Engelsk: @moltke.
Will @BushidoToken
36K Followers 3K Following Senior Threat Intel Advisor @TeamCymru | Co-founder @CuratedIntel | Co-author @SANSForensics FOR589 | Co-founder @BSidesBournemth | @darknetdiaries #126: REvil
tveskov @tveskov
17K Followers 4K Following Digital/Analog Concept Wrangler. I used to design spaceships @ LEGO. Love to build concepts, models, meaning and more. Into art, creativity, AI, walking..
JAMESWT @JAMESWT_WT
37K Followers 507 Following #Independent #Malware #Hunter #CyberSecurity #InfoSec https://t.co/KCFBJcHHcW https://t.co/WODUKncjFy
Germán Fernández @1ZRR4H
35K Followers 461 Following 🏴☠️ OFFENSIVE-INTEL 🏴☠️ Cyber Threat Intelligence by Hackers | Security Researcher en https://t.co/rDrSxZASB3 | @CuratedIntel Member | 🥷🧠🇨🇱
Michael Koczwara @MichalKoczwara
23K Followers 2K Following Threat Researcher/Founder @Intel_Ops_io Threat Intelligence, Adversary Infrastructure Hunting, Curated TI Feed (Coming Soon) https://t.co/VQWaze6gaF
Karsten Hahn @struppigel
24K Followers 756 Following MalwareAnalysisForHedgehogs, Principal Malware Researcher at GDATA, he/him 🦔🌈🏳️⚧️
Virus Bulletin @virusbtn
60K Followers 1K Following Security information portal, testing and certification body. Organisers of the annual Virus Bulletin conference. @[email protected]
blackorbird @blackorbird
35K Followers 671 Following Peace and Love. Just Analysis/Hunter. #APT #threatIntelligence #Exploit #CTI Need Job
SentinelOne @SentinelOne
56K Followers 1K Following ONE autonomous platform to prevent, detect, respond, and hunt. Do more, save time, secure your enterprise: https://t.co/N75g1HAnCs 🐱💻
Catalin Cimpanu @campuscodi
107K Followers 2K Following Parked account. I don't usually post here on a regular basis. Cybersecurity reporter. Check me out on BlueSky and Mastodon.
James @James_inthe_box
22K Followers 464 Following
hasherezade @hasherezade
89K Followers 910 Following Programmer, #malware analyst. Author of #PEbear, #PEsieve, #TinyTracer. Private account. All opinions expressed here are mine only (not of my employer etc)
Peter Sønderby-Wagne... @sonderby
8K Followers 4K Following Love Tech, Gaming, Movies, Cigars, Food and Wine.
Josh Stroschein | The... @jstrosch
12K Followers 1K Following Reverse engineer at FLARE/@Google | @pluralsight author | 😱 1M+ views on YT | 🎙️ Host of Behind the Binary podcast 👇
Max_Malyutin @Max_Mal_
13K Followers 310 Following Threat Researcher, Blue Team, DFIR, Malware Analysis, and Reverse Engineering. “⚔️What do we say to God of malware, Not today⚔️”
Joe Roosen @JRoosen
8K Followers 1K Following SpyCloud - Director of Security Research, Cryptolaemus Coordinator, Emotet(Ivan)/QBot(Boris) Destroyer, gold prospector & former sysadmin.
Jazi @h2jazi
8K Followers 530 Following Threat Intel researcher! Technical tweets only; not reflective of employer's views. No endorsement of political groups/entities.
Thomas Wittenburg @t_wittenburg
4K Followers 2K Following CEO @dashtwo_io, Air Force Reservist. Singer of filthy Rock and Roll. +45 2972 3373
Myrtus @Myrtus0x0
8K Followers 707 Following Malware Researcher | Developer | @Cryptolaemus1 | @NVIDIA bsky: [email protected]
EmetGuard @EmetGuard
6 Followers 312 Following
Diana @Danla57277436
299 Followers 3K Following passionate about life, sports, and traveling around the world @Asset Valuation @Auditor #learning #sports #travel #adventure
Modern Samurai @modernsamurai10
252 Followers 47 Following "If you wish to live as a Hunter... We are not desperate for help. We only seek the strong." - Netero. Hunter X Hunter
jrjqtlla @jrjqtlla777
1 Followers 102 Following
Erich Schmidt @erichschmidt
513 Followers 2K Following Passionate about security, automation, and leadership.
Nikhil Sharma | Cyber... @MavN1ck
2 Followers 365 Following I Help Businesses Secure Digital Infrastructure & be Compliant | CRTE | CRTP | CEH | Security Researcher & Consultant #cybersecurity #infosec #ethicalhacking
Kaljoo @Kaljoo6896
84 Followers 3K Following
Yeizus @cagrikarakus25
15 Followers 147 Following
coinomotion @coinomotion13
3 Followers 113 Following
WhiteHatOps @ByteHarbr1nger
2 Followers 23 Following
ZAHID ⚡ @zahidoverflow
72 Followers 689 Following security researcher || web3, blockchain, crypto wallet, smart contract, vibecoding, solidity, golang
Sebastián Villar @sebavillar85
74 Followers 255 Following El mundo cambia con tu ejemplo no con tu opinión✌
Vinny de revolunist @DeRevolunist
10 Followers 116 Following
Harshit Mishra @HarshitMis73167
0 Followers 36 Following
adil zari @zariadil
62 Followers 880 Following
Cyberer @Mad1ba
25 Followers 132 Following Cybersecurity freak | Threat Intel | FPL Enthusiast. I notify organizations in Nigeria about any breach or hack involving them
Pay Me @DonofDigitalpur
5 Followers 376 Following
Rasmas Twik @Rasmas9
0 Followers 74 Following
Kaida @ShutenDoji1337
1 Followers 48 Following
Uzi @Uzi134679Uzi
7 Followers 269 Following
L4dy1nR3d @L4dy_1n_R3d
4 Followers 79 Following
Ravi sagar @Ravisagar929376
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Grut @Grutami
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Daniel Ley @Danielley86DK
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Awlaralwe @Awlaralwe0494
29 Followers 2K Following
thugalert @thugalert2
0 Followers 13 Following
Momentera Conferences... @Momenteraevents
413 Followers 4K Following We offer an extraordinary platform for networking opportunities, discussions to enhance the progress of science, nutrition, health and technology.
Irslirtee @Irslirtee242
31 Followers 2K Following
11451 @BuyuZi41506
4 Followers 75 Following
Twinkle Sharma @_twinklesharma
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Norbert @NB1r0
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lulz @0xDu4n
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Edwar @Edwar467723
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Frank @Frank3161697426
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Uweudu @Uweudu655
35 Followers 2K Following
Morpead @Morpead4282100
101 Followers 2K Following
Tabitha Carroll @TCarroll8417
45 Followers 3K Following
sandraflavorsandraart... @AlbertShey66319
1K Followers 7K Following
Kiran Krish @kirankrish215
59 Followers 324 Following
BleepingComputer @BleepinComputer
240K Followers 200 Following Breaking cybersecurity and technology news, guides, and tutorials that help you get the most from your computer. DMs are open, so send us those tips!
Will @BushidoToken
36K Followers 3K Following Senior Threat Intel Advisor @TeamCymru | Co-founder @CuratedIntel | Co-author @SANSForensics FOR589 | Co-founder @BSidesBournemth | @darknetdiaries #126: REvil
Andrew Thompson @ImposeCost
39K Followers 1K Following Head of Research and Discovery (RAD) @Google Threat Intelligence Group via @Mandiant acquisition. Posts are attributable to me—not my employer. Former @USMC.
ESET Research @ESETresearch
35K Followers 30 Following Security research and breaking news straight from ESET Research Labs.
JAMESWT @JAMESWT_WT
37K Followers 507 Following #Independent #Malware #Hunter #CyberSecurity #InfoSec https://t.co/KCFBJcHHcW https://t.co/WODUKncjFy
Germán Fernández @1ZRR4H
35K Followers 461 Following 🏴☠️ OFFENSIVE-INTEL 🏴☠️ Cyber Threat Intelligence by Hackers | Security Researcher en https://t.co/rDrSxZASB3 | @CuratedIntel Member | 🥷🧠🇨🇱
Michael Koczwara @MichalKoczwara
23K Followers 2K Following Threat Researcher/Founder @Intel_Ops_io Threat Intelligence, Adversary Infrastructure Hunting, Curated TI Feed (Coming Soon) https://t.co/VQWaze6gaF
Karsten Hahn @struppigel
24K Followers 756 Following MalwareAnalysisForHedgehogs, Principal Malware Researcher at GDATA, he/him 🦔🌈🏳️⚧️
Virus Bulletin @virusbtn
60K Followers 1K Following Security information portal, testing and certification body. Organisers of the annual Virus Bulletin conference. @[email protected]
blackorbird @blackorbird
35K Followers 671 Following Peace and Love. Just Analysis/Hunter. #APT #threatIntelligence #Exploit #CTI Need Job
ςεяβεяμs - м�... @c3rb3ru5d3d53c
25K Followers 243 Following 💕 Malware Hunter Killer 💕 #binlex & #mwcfg Developer 📽️ YouTuber 👩💻 She/Her 💍@DravenSwiftbow Support my work 👇 ☕️ https://t.co/NoM1TXq00P
Catalin Cimpanu @campuscodi
107K Followers 2K Following Parked account. I don't usually post here on a regular basis. Cybersecurity reporter. Check me out on BlueSky and Mastodon.
Thomas Roccia 🤘 @fr0gger_
31K Followers 2K Following AI Security x Threat Intel · Sr. Threat Researcher @Microsoft · Creator of #Unprotect & #NOVA · Malware Warlock · Python 🧡 · Prev @McAfee_Labs · Views mine 😈
Will Dormann is on Ma... @wdormann
26K Followers 1K Following I play with vulnerabilities and exploits. I used to be here on Twitter but now I'm here: @[email protected] https://t.co/hXggdAVkSQ
James @James_inthe_box
22K Followers 464 Following
x0rz @x0rz
96K Followers 420 Following Cybersecurity & Threat Intelligence. Knowledge is power, France is bacon 🥓
hasherezade @hasherezade
89K Followers 910 Following Programmer, #malware analyst. Author of #PEbear, #PEsieve, #TinyTracer. Private account. All opinions expressed here are mine only (not of my employer etc)
Josh Stroschein | The... @jstrosch
12K Followers 1K Following Reverse engineer at FLARE/@Google | @pluralsight author | 😱 1M+ views on YT | 🎙️ Host of Behind the Binary podcast 👇
Kostas @Kostastsale
18K Followers 367 Following @TheDFIRReport | No longer active here – find me on Bluesky: https://t.co/qHzDSxCRfG. 🇬🇷🇨🇦
Matthew @embee_research
14K Followers 2K Following Security Researcher, Creating and Sharing Educational Content.
Brian Krassenstein @krassenstein
940K Followers 462K Following AI, Technology, Crypto, Web3, Political commentary - Follow My Brother: @EdKrassen. Linktree: https://t.co/5Sol7rx2c6
ceroshell @ceroshell
531 Followers 14 Following Reverse engineering on #botnets | #IOC's collector | Fighting #threatactors. Call me "Red" or "Zero".
Unpack Racoon 🦝 @UNP4CK
614 Followers 51 Following 👿 Malware & botnet hunter 🕵️ | CTI & IOC digging 🎯 | 📓 Self-taught & curious | 🔎 Hunting threats, one byte at a time 🎈
bk (Ben Koehl) @bkMSFT
3K Followers 773 Following Partner Director of Threat Intelligence at @Microsoft Threat Intelligence Center (MSTIC).
Source Defense Resear... @sdcyberresearch
283 Followers 1 Following A cybersecurity company specializing in web application security, protecting against supply chain attacks and client-side vulnerabilities
Andrew Northern 𓅓 @ex_raritas
5K Followers 1K Following 🔮 Senior Threat Researcher at @proofpoint 🔮 | Knowledge Piñata 🪅 | Attack Chain Connoisseur | Epicurean
Chris Duggan @TLP_R3D
7K Followers 3K Following Head of Threat Informed Defence for a FSTE 100 | Malware Geek | Curated Intel Member | Threat Intelligence Expert Extraordinaire
cyberundergroundfeed @cyberfeeddigest
7K Followers 149 Following I deliver daily #DarkWeb ,#DeepWeb and #CTI feeds,and a bit of geopolitical clashes #Darkweb #Deepweb #Ransomware #Malware #Databreach #CTI #ThreatIntel
Hackmanac @H4ckmanac
89K Followers 367 Following We track verified, real-world cyber attacks to help you develop effective Cybersecurity strategies. Try https://t.co/eB7qgxKFAa, your Strategic Threat Intelligence platform
Emil Stahl @emilstahl
1K Followers 2K Following Cyber Security Specialist at @teambluedk / @teamblue. Security, privacy, fraud, abuse & much more.. ✉️: [email protected] | Signal: emil.112
Squiblydoo @SquiblydooBlog
4K Followers 76 Following Malware Analysis Creator of Debloat, certReport, and https://t.co/w4rAuuB7O0 Want to chat? Join the Debloat discord: https://t.co/ZcWIqa6ZA9
Ramin Nafisi @MalwareRE
5K Followers 2K Following Director of MSTIC Malware Intelligence, Research, and Analysis (MSTIC-MIRAGE) team.
ET Labs @ET_Labs
6K Followers 219 Following ET Labs is the research team of Emerging Threats - Bionic threat intelligence specialists from Fantasia.
Gi7w0rm @Gi7w0rm
18K Followers 801 Following Threat Intelligence Analyst | See my Linktree for other socials | In case I post false intel, contact me! Support me: https://t.co/5WgDqr0K8p 🇪🇺🇩🇪🇺🇦🌈
Mats Magnussen @MatsMagnussen
630 Followers 1K Following Medstifter af Radar og journalist på Ingeniøren.
Malpulse CTI @malpulse
329 Followers 68 Following Actionable #threatintelligence #CTI [email protected] https://t.co/mqG3wuhpmu
Nordjyllands Politi @NjylPoliti
101K Followers 408 Following Vi kan ikke garantere svar her. Søg svar på https://t.co/KLxZHqKzmk eller ring 114. Brug for akut hjælp? Ring 112. Anmeld online: https://t.co/uEgMhKbYjA
Trend Zero Day Initia... @thezdi
83K Followers 16 Following Trend Zero Day Initiative™ (ZDI) is a program designed to reward security researchers for responsibly disclosing vulnerabilities.
Malware Patrol @MalwarePatrol
9K Followers 2K Following Malware Patrol's cyber #threatintelligence solutions offer a comprehensive view of the external threat landscape. #infosec #cybersec #APT #malware #phishing
FalconFeeds.io @FalconFeedsio
59K Followers 783 Following Democratizing Cyber Security. Threat intelligence platform for Cyber Security professionals and business. For API integration contact: [email protected]
SecurityWeek @SecurityWeek
226K Followers 3K Following #Cybersecurity News, Threats, Insights and Expert Analysis: #SCADA #Infosec #ICS Coverage
Chetan Nayak (Brute R... @NinjaParanoid
31K Followers 0 Following Founder Dark Vortex/Brute Ratel | Former RedTeam @CrowdStrike @Mandiant @niiconsulting
Frank Boldewin @r3c0nst
5K Followers 322 Following Reverser, Malware Researcher, Threat Intelligence dude, focused on hunting APTs targeting the financial industry. https://t.co/lLGcnbam8y
Ankit Anubhav @ankit_anubhav
8K Followers 397 Following Voice of IoT Security & awareness. I make the world of IoT a safer place. Ex- McAfee / FireEye / NewSky
Lianne P. @Tech_Soapbox
1K Followers 2K Following Head of SecOps | Cyber Anthropologist | Tech Founder @anthrosecurist l Podcast Host @cp_securitypod | Not Your Average (Height) Cybersecurity Professional
Gameel Ali 🤘 @MalGamy12
6K Followers 962 Following Threat Researcher @nextronsystems and volunteer at @vxunderground.
ThreatBook @ThreatBookLabs
4K Followers 287 Following Expert on cyber threats detection and response. Fast detect and respond to threats with high-fidelity, efficient, actionable security intelligence.
SKII @SethKingHi
1K Followers 611 Following Senior Security Researcher @kaspersky GReAT, tweets and opinions are my own.
0xor0ne @0xor0ne
81K Followers 514 Following | CyberSecurity | Reverse Engineering | C and Rust | Exploit | Linux kernel | PhD | My Tweets, My Opinions :) |
Daniel Stepanic @DanielStepanic
1K Followers 652 Following Malwarez at @elasticseclabs | Macrodata Refinement
C2IntelFeedsBot @drb_ra
5K Followers 0 Following Mostly here for posting C2s. Thank you to @censysio for the raw data. Censys Search 2.0 extended our results massively.
IronNet Threat Resear... @IronNetTR
948 Followers 38 Following Transforming NDR through Collective Defense Interested in a trial or demo of IronRadar? Reach out to [email protected]
Aaron Jornet @RexorVc0
4K Followers 396 Following Threat Researcher at @socradar | Malware Researcher | Threat Hunter | CTI ¦ Former @ElevenPaths @Panda_Security