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https://blog.rootshell.be/2023/08/25/sans-isc-python-malware-using-postgresql-for-c2-communications/ [SANS ISC] Python Malware Using Postgresql for C2 Communications - /dev/random Today, I published the following diary on isc.sans.edu: “Python Malware Using Postgresql for C2 Communications“: For modern malware, having access to its C2... sans isc python malware using https://blog.rootshell.be/2023/08/26/sans-isc-macos-whos-behind-this-network-connection/ [SANS ISC] macOS: Who's Behind This Network Connection? - /dev/random Today, I published the following diary on isc.sans.edu: “macOS: Who’s Behind This Network Connection?“: When you must investigate suspicious behavior or work... sans isc this network macos https://isc.sans.edu/diary/SANS+ISC+Internship+Setup+AWS+DShield+Sensor+DShield+SIEM+Guest+Diary/31480/ SANS ISC Internship Setup: AWS DShield Sensor + DShield SIEM [Guest Diary] SANS ISC Internship Setup: AWS DShield Sensor + DShield SIEM [Guest Diary], Author: Guy Bruneau sans isc dshield sensor internship setup aws https://isc.sans.edu/diary/1754 SANS ISC presentation in Brazil - SANS Internet Storm Center SANS ISC presentation in Brazil, Author: Pedro Bueno sans isc presentation brazil internet storm https://isc.sans.edu/diary/6532 Kloxo (formerly Lxadmin) Vulnerability Exploited - SANS ISC Kloxo (formerly Lxadmin) Vulnerability Exploited, Author: Chris Carboni vulnerability exploited sans isc https://isc.sans.edu/diary.html?date=2013-02-28 Internet Storm Center Diary 2013-02-28 - SANS ISC Internet Storm Center Diary 2013-02-28, Author: Johannes Ullrich internet storm center diary sans isc https://isc.sans.edu/diary/22478 Sharing Private Data with Webcast Invitations - SANS ISC Sharing Private Data with Webcast Invitations, Author: Xavier Mertens private data sharing webcast invitations sans https://secure.dshield.org/diary/Video+Analysis+of+a+Malicious+HTML+File+QBot/29152/ Video: Analysis of a Malicious HTML File (QBot) - SANS ISC Video: Analysis of a Malicious HTML File (QBot), Author: Didier Stevens video analysis html file malicious qbot sans https://isc.sans.edu/diary.html?date=2013-02-05 Internet Storm Center Diary 2013-02-05 - SANS ISC Internet Storm Center Diary 2013-02-05, Author: Russ McRee internet storm center diary sans isc https://isc.sans.edu/podcastdetail.html?id=3193 ISC StormCast for Tuesday, March 19th 2013 - SANS ISC ISC StormCast for Tuesday, March 19th 2013, Author: Johannes Ullrich Cybersecurity Podcast isc tuesday march sans https://isc.sans.edu/podcastdetail/5363 ISC StormCast for Tuesday, February 7th 2017 - SANS ISC ISC StormCast for Tuesday, February 7th 2017, Author: Johannes B. Ullrich, Ph.D. Cybersecurity Podcast isc tuesday february sans https://isc.sans.edu/diary/A+Backdoor+with+Smart+Screenshot+Capability/29534/ A Backdoor with Smart Screenshot Capability - SANS ISC A Backdoor with Smart Screenshot Capability, Author: Xavier Mertens backdoor smart screenshot capability sans https://isc.sans.edu/diary.html?date=2014-03-22 Internet Storm Center Diary 2014-03-22 - SANS ISC Internet Storm Center Diary 2014-03-22, Author: Guy Bruneau internet storm center diary sans isc https://isc.sans.edu/diary/Cloudflare+data+leakwhat+does+it+mean+to+me/22113/ Cloudflare data leak...what does it mean to me? - SANS ISC Cloudflare data leak...what does it mean to me?, Author: Rick Wanner what does it mean to data leak cloudflare https://isc.sans.edu/diary.html?date=2017-08-13 Internet Storm Center Diary 2017-08-13 - SANS ISC Internet Storm Center Diary 2017-08-13, Author: Didier Stevens internet storm center diary sans isc https://isc.sans.edu/diary.html?date=2015-06-16 Internet Storm Center Diary 2015-06-16 - SANS ISC Internet Storm Center Diary 2015-06-16, Author: Johannes Ullrich internet storm center diary sans isc https://isc.sans.edu/podcastdetail/3377 ISC StormCast for Wednesday, June 19th 2013 - SANS ISC ISC StormCast for Wednesday, June 19th 2013, Author: Johannes Ullrich Cybersecurity Podcast isc wednesday june sans https://reg4tech.com/isc-stormcast-for-friday-april-24th-2026-https-isc-sans-edu-podcastdetail-9906-fri-apr-24th/ ISC Stormcast For Friday, April 24th, 2026 https://isc.sans.edu/podcastdetail/9906, (Fri, Apr 24th)... https://isc.sans.edu/diary.html?date=2013-03-02 Internet Storm Center Diary 2013-03-02 - SANS ISC Internet Storm Center Diary 2013-03-02, Author: Scott Fendley internet storm center diary sans isc https://reg4tech.com/isc-stormcast-for-wednesday-april-29th-2026-https-isc-sans-edu-podcastdetail-9910-wed-apr-29th/ ISC Stormcast For Wednesday, April 29th, 2026 https://isc.sans.edu/podcastdetail/9910, (Wed, Apr... https://isc.sans.edu/podcastdetail/6946 ISC StormCast for Thursday, April 9th 2020 - SANS ISC ISC StormCast for Thursday, April 9th 2020, Author: Johannes B. Ullrich, Ph.D. Cybersecurity Podcast isc thursday april sans https://isc.sans.edu/diary.html?date=2011-12-30 Internet Storm Center Diary 2011-12-30 - SANS ISC Internet Storm Center Diary 2011-12-30, Author: Johannes Ullrich internet storm center diary sans isc https://isc.sans.edu/diary.html?date=2011-06-06 Internet Storm Center Diary 2011-06-06 - SANS ISC Internet Storm Center Diary 2011-06-06, Author: Johannes Ullrich internet storm center diary sans isc https://isc.sans.edu/diary/Emotet+vs+Windows+Attack+Surface+Reduction/27036/ Emotet vs. Windows Attack Surface Reduction - SANS ISC Emotet vs. Windows Attack Surface Reduction, Author: Daniel Wesemann attack surface reduction emotet vs windows sans https://isc.sans.edu/diary.html?date=2024-12-23 Internet Storm Center Diary 2024-12-23 - SANS ISC Internet Storm Center Diary 2024-12-23, Author: Xavier Mertens internet storm center diary sans isc https://isc.sans.edu/diary.html?storyid=30788 Internet Storm Center Diary 2026-05-18 - SANS ISC Internet Storm Center Diary 2026-05-18, Author: Kenneth Hartman internet storm center diary sans isc https://isc.sans.edu/podcastdetail/9164 ISC StormCast for Thursday, October 3rd, 2024 - SANS ISC ISC StormCast for Thursday, October 3rd, 2024, Author: Dr. Johannes B. Ullrich Cybersecurity Podcast isc thursday october sans https://isc.sans.edu/diary/28488 BGP Hijacking of Twitter Prefix by RTComm.ru - SANS ISC BGP Hijacking of Twitter Prefix by RTComm.ru, Author: Johannes Ullrich of twitter bgp hijacking prefix ru https://cybersafenv.org/isc-stormcast-for-thursday-april-10th-2025-https-isc-sans-edu-podcastdetail-9402-thu-apr-10th/ ISC Stormcast For Thursday, April 10th, 2025 https://isc.sans.edu/podcastdetail/9402, (Thu, Apr... https://isc.sans.edu/diary/CyberChef+Analyzing+OOXML+Files+for+URLs/27020 CyberChef: Analyzing OOXML Files for URLs - SANS ISC CyberChef: Analyzing OOXML Files for URLs, Author: Didier Stevens cyberchef analyzing ooxml files urls https://isc.sans.edu/diary/25710 Microsoft Patch Tuesday for January 2020 - SANS ISC Microsoft Patch Tuesday for January 2020, Author: Johannes Ullrich patch tuesday microsoft january sans isc https://isc.sans.edu/diary.html?storyid=30380 Internet Storm Center Diary 2026-05-14 - SANS ISC Internet Storm Center Diary 2026-05-14, Author: Johannes Ullrich internet storm center diary sans isc https://isc.sans.edu/podcastdetail/6648 ISC StormCast for Tuesday, September 3rd 2019 - SANS ISC ISC StormCast for Tuesday, September 3rd 2019, Author: Johannes B. Ullrich, Ph.D. Cybersecurity Podcast isc tuesday september sans https://isc.sans.edu/diary.html?date=2023-10-23 Internet Storm Center Diary 2023-10-23 - SANS ISC Internet Storm Center Diary 2023-10-23, Author: Johannes Ullrich internet storm center diary sans isc https://isc.sans.edu/diary.html?date=2018-12-01 Internet Storm Center Diary 2018-12-01 - SANS ISC Internet Storm Center Diary 2018-12-01, Author: Didier Stevens internet storm center diary sans isc https://isc.sans.edu/diary/Active+SEO+poisoning+attacks+for+hot+topics/8098 Active SEO poisoning attacks for hot topics - SANS ISC Active SEO poisoning attacks for hot topics, Author: Raul Siles seo poisoning hot topics active attacks sans https://isc.sans.edu/diary/23061 Internet Wide Ethereum JSON-RPC Scans - SANS ISC Internet Wide Ethereum JSON-RPC Scans, Author: Johannes Ullrich internet wide ethereum json rpc https://isc.sans.edu/diary/7537 RIM fixes random code execution vulnerability - SANS ISC RIM fixes random code execution vulnerability, Author: Swa Frantzen code execution rim fixes random vulnerability https://isc.sans.edu/diary/Acrobat+and+Adobe+Reader+Security+Update/9949/ Acrobat and Adobe Reader Security Update - SANS ISC Acrobat and Adobe Reader Security Update, Author: Guy Bruneau adobe reader security update acrobat sans isc https://isc.sans.edu/podcastdetail/6344 ISC StormCast for Friday, January 25th 2019 - SANS ISC ISC StormCast for Friday, January 25th 2019, Author: Johannes B. Ullrich, Ph.D. Cybersecurity Podcast isc friday january sans https://isc.sans.edu/diary.html?date=2013-01-02 Internet Storm Center Diary 2013-01-02 - SANS ISC Internet Storm Center Diary 2013-01-02, Author: Johannes Ullrich internet storm center diary sans isc https://isc.sans.edu/podcastdetail/4065 ISC StormCast for Thursday, July 17th 2014 - SANS ISC ISC StormCast for Thursday, July 17th 2014, Author: Johannes Ullrich Cybersecurity Podcast isc thursday july sans https://isc.sans.edu/diary/4753 A twist in fluxnet operations. Enter Hydraflux - SANS ISC A twist in fluxnet operations. Enter Hydraflux, Author: William Salusky twist operations enter sans isc https://isc.sans.edu/diary/14143 Apple and Cisco Security Advisories 19 SEP 2012 - SANS ISC Apple and Cisco Security Advisories 19 SEP 2012, Author: Russ McRee cisco security apple advisories sep sans https://isc.sans.edu/podcastdetail/6542 ISC StormCast for Monday, June 17th 2019 - SANS ISC ISC StormCast for Monday, June 17th 2019, Author: Johannes B. Ullrich, Ph.D. Cybersecurity Podcast isc monday june sans https://secure.dshield.org/diary/Increase+in+Malicious+RAR+SFX+files/29852 Increase in Malicious RAR SFX files - SANS ISC Increase in Malicious RAR SFX files, Author: Xavier Mertens increase malicious rar sfx files https://cybersafenv.org/isc-stormcast-for-monday-august-18th-2025-https-isc-sans-edu-podcastdetail-9574-mon-aug-18th/ ISC Stormcast For Monday, August 18th, 2025 https://isc.sans.edu/podcastdetail/9574, (Mon, Aug... https://secure.dshield.org/diary.html?date=2021-02-01 Internet Storm Center Diary 2021-02-01 - SANS ISC Internet Storm Center Diary 2021-02-01, Author: Johannes Ullrich internet storm center diary sans isc https://isc.sans.edu/podcastdetail/2536 ISC StormCast for Wednesday, May 16th 2012 - SANS ISC ISC StormCast for Wednesday, May 16th 2012, Author: Johannes Ullrich Cybersecurity Podcast isc wednesday may sans https://isc.sans.edu/diary.html?date=2023-02-21 Internet Storm Center Diary 2023-02-21 - SANS ISC Internet Storm Center Diary 2023-02-21, Author: Johannes Ullrich internet storm center diary sans isc https://isc.sans.edu/diary/Routers+Targeted+for+Gafgyt+Botnet+Guest+Diary/30390 Routers Targeted for Gafgyt Botnet [Guest Diary] - SANS ISC Routers Targeted for Gafgyt Botnet [Guest Diary], Author: Guy Bruneau routers targeted gafgyt botnet guest https://isc.sans.edu/podcastdetail.html?id=2896 ISC StormCast for Thursday, October 25th 2012 - SANS ISC ISC StormCast for Thursday, October 25th 2012, Author: Johannes Ullrich Cybersecurity Podcast isc thursday october sans https://isc.sans.edu/diary.html?date=2020-03-05 Internet Storm Center Diary 2020-03-05 - SANS ISC Internet Storm Center Diary 2020-03-05, Author: Johannes Ullrich internet storm center diary sans isc https://isc.sans.edu/podcastdetail/6702 ISC StormCast for Thursday, October 10th 2019 - SANS ISC ISC StormCast for Thursday, October 10th 2019, Author: Johannes B. Ullrich, Ph.D. Cybersecurity Podcast isc thursday october sans https://isc.sans.edu/diary/Facebook+phishing+using+Belgium+be+domains/6451 Facebook phishing using Belgium (.be) domains - SANS ISC Facebook phishing using Belgium (.be) domains, Author: Raul Siles facebook phishing using belgium domains https://isc.sans.edu/diary/32514 YARA-X 1.10.0 Release: Fix Warnings - SANS ISC YARA-X 1.10.0 Release: Fix Warnings, Author: Didier Stevens yara x release warnings sans https://isc.sans.edu/podcastdetail/3746 ISC StormCast for Friday, December 27th 2013 - SANS ISC ISC StormCast for Friday, December 27th 2013, Author: Johannes Ullrich Cybersecurity Podcast isc friday december sans https://isc.sans.edu/diary.html?date=2019-10-10 Internet Storm Center Diary 2019-10-10 - SANS ISC Internet Storm Center Diary 2019-10-10, Author: Johannes Ullrich internet storm center diary sans isc https://cybersafenv.org/isc-stormcast-for-friday-april-17th-2026-https-isc-sans-edu-podcastdetail-9896-fri-apr-17th/ ISC Stormcast For Friday, April 17th, 2026 https://isc.sans.edu/podcastdetail/9896, (Fri, Apr 17th)... https://secure.dshield.org/diary.html?date=2009-05-12 Internet Storm Center Diary 2009-05-12 - SANS ISC Internet Storm Center Diary 2009-05-12, Author: Swa Frantzen internet storm center diary sans isc https://isc.sans.edu/podcastdetail/7400 ISC StormCast for Friday, March 5th, 2021 - SANS ISC ISC StormCast for Friday, March 5th, 2021, Author: Johannes B. Ullrich, Ph.D. Cybersecurity Podcast isc friday march sans https://cybersafenv.org/isc-stormcast-for-friday-november-22nd-2024-https-isc-sans-edu-podcastdetail-9230-fri-nov-22nd/ ISC Stormcast For Friday, November 22nd, 2024 https://isc.sans.edu/podcastdetail/9230, (Fri, Nov... https://isc.sans.edu/diary/22268 Tracking Website Defacers with HTTP Referers - SANS ISC Tracking Website Defacers with HTTP Referers, Author: Xavier Mertens tracking defacers http referers sans https://isc.sans.edu/diary.html?date=2023-10-31 Internet Storm Center Diary 2023-10-31 - SANS ISC Internet Storm Center Diary 2023-10-31, Author: Johannes Ullrich internet storm center diary sans isc https://isc.sans.edu/diary/PDF+XSS+vulnerability+announced+at+CCC/1999 PDF XSS vulnerability announced at CCC - SANS ISC PDF XSS vulnerability announced at CCC, Author: Toby Kohlenberg xss vulnerability announced at pdf ccc sans https://isc.sans.edu/diary/Blackhole+Advertising+Sites+with+Pihole/23377/ Blackhole Advertising Sites with Pi-hole - SANS ISC Blackhole Advertising Sites with Pi-hole, Author: Guy Bruneau blackhole advertising sites pi sans https://isc.sans.edu/diary.html?storyid=30376 Internet Storm Center Diary 2026-05-18 - SANS ISC Internet Storm Center Diary 2026-05-18, Author: Kenneth Hartman internet storm center diary sans isc https://isc.sans.edu/diary/29548 Microsoft February 2023 Patch Tuesday - SANS ISC Microsoft February 2023 Patch Tuesday, Author: Johannes Ullrich patch tuesday microsoft february sans isc https://isc.sans.edu/diary.html?date=2013-11-12 Internet Storm Center Diary 2013-11-12 - SANS ISC Internet Storm Center Diary 2013-11-12, Author: Johannes Ullrich internet storm center diary sans isc https://isc.sans.edu/diary.html?date=2019-08-01 Internet Storm Center Diary 2019-08-01 - SANS ISC Internet Storm Center Diary 2019-08-01, Author: Johannes Ullrich internet storm center diary sans isc https://isc.sans.edu/diary.html?date=2007-04-03 Internet Storm Center Diary 2007-04-03 - SANS ISC Internet Storm Center Diary 2007-04-03, Author: Swa Frantzen internet storm center diary sans isc https://isc.sans.edu/diary/Corrupt+BASE64+Strings%3A+Detection+and+Decoding/26616 Corrupt BASE64 Strings: Detection and Decoding - SANS ISC Corrupt BASE64 Strings: Detection and Decoding, Author: Didier Stevens corrupt strings detection decoding sans https://isc.sans.edu/podcastdetail.html?id=4995 ISC StormCast for Friday, May 13th 2016 - SANS ISC ISC StormCast for Friday, May 13th 2016, Author: Johannes B. Ullrich, Ph.D. Cybersecurity Podcast isc friday may sans https://isc.sans.edu/diary/27352 ISC Stormcast For Monday, April 26th, 2021 https://isc.sans.edu/podcastdetail.html?id=7472 ISC Stormcast For Monday, April 26th, 2021 https://isc.sans.edu/podcastdetail.html?id=7472, Author: Johannes Ullrich https://isc.sans.edu/diary/TA551+Shathak+pushes+IcedID+Bokbot/28092 TA551 (Shathak) pushes IcedID (Bokbot) - SANS ISC TA551 (Shathak) pushes IcedID (Bokbot), Author: Brad Duncan pushes icedid sans isc https://isc.sans.edu/diary.html?date=2016-03-10 Internet Storm Center Diary 2016-03-10 - SANS ISC Internet Storm Center Diary 2016-03-10, Author: Brad Duncan internet storm center diary sans isc https://isc.sans.edu/diary.html?date=2019-07-21 Internet Storm Center Diary 2019-07-21 - SANS ISC Internet Storm Center Diary 2019-07-21, Author: Didier Stevens internet storm center diary sans isc https://isc.sans.edu/podcastdetail.html?id=4701 ISC StormCast for Friday, October 16th 2015 - SANS ISC ISC StormCast for Friday, October 16th 2015, Author: Johannes Ullrich Cybersecurity Podcast isc friday october sans https://secure.dshield.org/diary.html?date=2011-02-15 Internet Storm Center Diary 2011-02-15 - SANS ISC Internet Storm Center Diary 2011-02-15, Author: Jason Lam internet storm center diary sans isc https://isc.sans.edu/diary.html?storyid=32842 Internet Storm Center Diary 2026-05-13 - SANS ISC Internet Storm Center Diary 2026-05-13, Author: Rob VandenBrink internet storm center diary sans isc https://isc.sans.edu/diary.html?storyid=32368 Internet Storm Center Diary 2026-05-21 - SANS ISC Internet Storm Center Diary 2026-05-21, Author: Johannes Ullrich internet storm center diary sans isc https://isc.sans.edu/diary/10918 Apple advisory on "MacDefender" malware - SANS ISC Apple advisory on "MacDefender" malware, Author: Daniel Wesemann apple advisory malware sans isc https://isc.sans.edu/diary.html?date=2006-08-31 Internet Storm Center Diary 2006-08-31 - SANS ISC Internet Storm Center Diary 2006-08-31, Author: Joel Esler internet storm center diary sans isc https://isc.sans.edu/podcastdetail/6430 ISC StormCast for Thursday, March 28th 2019 - SANS ISC ISC StormCast for Thursday, March 28th 2019, Author: Johannes B. Ullrich, Ph.D. Cybersecurity Podcast isc thursday march sans https://isc.sans.edu/diary/31760 ISC Stormcast For Wednesday, March 12th, 2025 https://isc.sans.edu/podcastdetail/9360 ISC Stormcast For Wednesday, March 12th, 2025 https://isc.sans.edu/podcastdetail/9360, Author: Johannes Ullrich https://isc.sans.edu/diary.html?date=2026-02-21 Internet Storm Center Diary 2026-02-21 - SANS ISC Internet Storm Center Diary 2026-02-21, Author: Brad Duncan internet storm center diary sans isc https://isc.sans.edu/diary.html?date=2008-06-17 Internet Storm Center Diary 2008-06-17 - SANS ISC Internet Storm Center Diary 2008-06-17, Author: Kyle Haugsness internet storm center diary sans isc https://cybersafenv.org/isc-stormcast-for-wednesday-october-23rd-2024-https-isc-sans-edu-podcastdetail-9192-wed-oct-23rd/ ISC Stormcast For Wednesday, October 23rd, 2024 https://isc.sans.edu/podcastdetail/9192, (Wed, Oct... https://isc.sans.edu/diary/21087 The strange case of WinZip MRU Registry key - SANS ISC The strange case of WinZip MRU Registry key, Author: Pasquale Stirparo the strange case winzip mru registry https://isc.sans.edu/diary/Emergency+patch+expected+for+Flash+Player/11617/ Emergency patch expected for Flash Player - SANS ISC Emergency patch expected for Flash Player, Author: Swa Frantzen flash player emergency patch expected sans https://blog.ibvl.in/index.php/2026/01/20/isc-stormcast-for-tuesday-january-20th-2026-https-isc-sans-edu-podcastdetail-9772-tue-jan-20th/ ISC Stormcast For Tuesday, January 20th, 2026 https://isc.sans.edu/podcastdetail/9772, (Tue, Jan... Jan 20, 2026 - (c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License. https://isc.sans.edu/diary/wicd+Privilege+Escalation+0day+Exploit/12967/ wicd Privilege Escalation 0day Exploit - SANS ISC wicd Privilege Escalation 0day Exploit, Author: Guy Bruneau privilege escalation exploit sans isc https://untrustednetwork.net/cs/2021/05/12/ics_on_internet/ SANS ISC Diary - Number of industrial control systems on the internet is lower then in 2020...but... https://isc.sans.edu/diary/27582 June 2021 Forensic Contest: Answers and Analysis - SANS ISC June 2021 Forensic Contest: Answers and Analysis, Author: Brad Duncan june forensic contest answers analysis https://isc.sans.edu/diary/CitectSCADA+Buffer+Overflow+Vulnerability/4556 CitectSCADA Buffer Overflow Vulnerability - SANS ISC CitectSCADA Buffer Overflow Vulnerability, Author: John Bambenek buffer overflow vulnerability sans isc https://isc.sans.edu/diary.html?storyid=32286 Internet Storm Center Diary 2026-05-15 - SANS ISC Internet Storm Center Diary 2026-05-15, Author: Johannes Ullrich internet storm center diary sans isc https://isc.sans.edu/diary/Using+Nmap+As+a+Lightweight+Vulnerability+Scanner/26098 Using Nmap As a Lightweight Vulnerability Scanner - SANS ISC Using Nmap As a Lightweight Vulnerability Scanner, Author: Xavier Mertens as a vulnerability scanner using nmap lightweight https://isc.sans.edu/diary/17495 How to send mass e-mail the right way - SANS ISC How to send mass e-mail the right way, Author: Johannes Ullrich the right way how to send mass https://isc.sans.edu/diary.html?storyid=32896 Internet Storm Center Diary 2026-05-08 - SANS ISC Internet Storm Center Diary 2026-05-08, Author: Johannes Ullrich internet storm center diary sans isc https://isc.sans.edu/diary/29122 Powershell Backdoor with DGA Capability - SANS ISC Powershell Backdoor with DGA Capability, Author: Xavier Mertens powershell backdoor dga capability sans