News

Common "False Positives" in DNS Query Logs https://isc.sans.edu/forums/diary/Odd+DNS+Requests+that+are+Normal/24844/ Adblock Plus Allows Filter List Providers to Inject Code in Pages https://armin.dev/blog/2019/04/adblock-plus-code-injection/ Executables in Polyglot DICOM Images https://github.com/d00rt/pedicom/blob/master/doc/Attacking_Digital_Imaging_and_Communication_in_Medicine_(DICOM)_file_format_standard_-_Markel_Picado_Ortiz_(d00rt).pdf Malicious/Misleading VPN Ads https://www.bleepingcomputer.com/news/security/mobile-vpns-promoted-by-you-are-infected-or-hacked-ads/

Configuring MTA-STS https://isc.sans.edu/forums/diary/Configuring+MTASTS+and+TLS+Reporting+For+Your+Domain/24840/ How to Find Hidden Cameras in Your AirBNB https://isc.sans.edu/forums/diary/How+to+Find+Hidden+Cameras+in+your+AirBNB/24834/ Insecure Storage of VPN Credentials https://www.kb.cert.org/vuls/id/192371/ Microsoft Patch Problems https://support.microsoft.com/en-us/help/4493472/windows-7-update-kb4493472 https://support.microsoft.com/en-us/help/4493446/windows-8-1-update-kb4493446 Internet Explorer XML External Entity Vulnerability http://hyp3rlinx.altervista.org/advisories/MICROSOFT-INTERNET-EXPLORER-v11-XML-EXTERNAL-ENTITY-INJECTION-0DAY.txt

GMail Will Be Supporting MTA-STS and SMTP TLS Reporting https://tools.ietf.org/html/rfc8461 https://tools.ietf.org/html/rfc8460 https://www.zdnet.com/article/gmail-becomes-first-major-email-provider-to-support-mta-sts-and-tls-reporting/ Juniper Patch Fixes Static Password in Junos OS https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10923&actp=METADATA Uniden Commercial IP Camera Site Hosting Malware https://twitter.com/JayTHL/status/1116200014630596609

Ben and Scott dive into some of the latest announcements around Teams and Kaizala.

WPA3 Dragonblood Vulnerability http://papers.mathyvanhoef.com/dragonblood.pdf North Korean Trojan: HOPLIGHT https://www.us-cert.gov/ncas/analysis-reports/AR19-100A Gaza Cybergang Group1 "SneakyPastes" https://securelist.com/gaza-cybergang-group1-operation-sneakypastes/90068/

Microsoft and Adobe Patches https://isc.sans.edu/forums/diary/Microsoft+April+2019+Patch+Tuesday/24826/ https://helpx.adobe.com/security.html Fake "Food Poisoning" emails in Germany (in german) https://www.polizei-praevention.de/aktuelles/erneut-mails-mit-schadsoftware-gegen-gewerbetreibende-im-umlauf.html Vulnerability in Apache Axis https://rhinosecuritylabs.com/application-security/cve-2019-0227-expired-domain-rce-apache-axis/ Golang DLL Injection Vulnerability https://www.openwall.com/lists/oss-security/2019/04/09/1

GHidra vs. IDA https://isc.sans.edu/forums/diary/A+few+Ghidra+tips+for+IDA+users+part+1+the+decompilerunreachable+code/24822/ TrendMicro Patch https://success.trendmicro.com/solution/1122250 Dovecot Patch https://dovecot.org/list/dovecot-news/2019-March/000403.html Apache CVE-2019-0211 Exploit https://github.com/cfreal/exploits/tree/master/CVE-2019-0211-apache Using JavaScript in Exploits https://www.youtube.com/watch?v=HfpnloZM61I

Fake Office 365 Invoices Spread Ransomware https://isc.sans.edu/forums/diary/Fake+Office+365+Payment+Information+Update/24818/ Malware Hiding in .well-known directory https://www.zscaler.com/blogs/research/abuse-hidden-well-known-directory-https-sites Altering CT Images to Manipulate Diagnosis https://arxiv.org/pdf/1901.03597.pdf QT Framework RCE Vulnerability https://www.zerodayinitiative.com/blog/2019/4/3/loading-up-a-pair-of-qt-bugs-detailing-cve-2019-1636-and-cve-2019-6739

New Waves of Scans Detected By An Old Rule https://isc.sans.edu/forums/diary/New+Waves+of+Scans+Detected+by+an+Old+Rule/24812/ Xiaomi GuardApp Vulnerable to Man in the Middle https://blog.checkpoint.com/2019/04/04/xiaomi-vulnerability-when-security-is-not-what-it-seems/ Xwo Web Scanner Hunting for MongoDB https://www.alienvault.com/blogs/labs-research/xwo-a-python-based-bot-scanner Vulnerable SmartWatches "Defaced" https://api.heise.de/svc/embetty/tweet/1112326532939374593-images-0 https://www.heise.de/newsticker/meldung/Vidimensio-Smartwatches-Der-Sicherheits-Alptraum-geht-weiter-4359967.html

Ben and Scott dive into consulting in the cloud.

Ghidra tips for IDA users: Automatic Comments for API Call Parameters https://isc.sans.edu/forums/diary/A+few+Ghidra+tips+for+IDA+users+part+0+automatic+comments+for+API+call+parameters/24806/ Security Awareness Newsletter: Making Passwords Simple https://www.sans.org/security-awareness-training/resources/making-passwords-simple IRS Themed Phishing Emails https://www.proofpoint.com/us/threat-insight/post/tax-themed-email-campaigns-target-2019-filers Large Leak of Facebook User Data via 3rd Party App https://www.upguard.com/breaches/facebook-user-data-leak Arbitrary Command Execution in PostgreSQL https://medium.com/greenwolf-security/authenticated-arbitrary-command-execution-on-postgresql-9-3-latest-cd18945914d5

Compromised LaCie Drive Spread Fake AntiVirus https://isc.sans.edu/forums/diary/Fake+AV+is+Back+LaCie+Network+Drives+Used+to+Spread+Malware/24802/ Unpatched SOP Vulnerability in Internet Explorer/Edge https://thehackernews.com/2019/03/microsoft-edge-ie-zero-days.html Apache Fixes Privilege Escalation Flaw https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2019-0211 Verizon Users Phished for Credentials https://blog.lookout.com/mobile-phishing-verizon

Common "OpenAction" False Positive in PDFs Created by OpenOffice https://isc.sans.edu/forums/diary/Analysis+of+PDFs+Created+with+OpenOfficeLibreOffice/24798/ Android Monthly Update https://source.android.com/security/bulletin/2019-04-01#2019-04-01-details Malicious Android App Forwards Banking Calls to Attacker https://www.blackhat.com/asia-19/briefings/schedule/index.html#when-voice-phishing-met-malicious-android-app-13419 Google Allowing WebAuthn Login from Firefox/Edge https://twitter.com/christiaanbrand/status/1111430192596025347 All Your Data Are Belong to Us: Defending Against Credential Stuffing Attacks https://www.sans.org/webcasts/data-belong-us-defend-credential-stuffing-110340

Annotating Golang Binaries with Cutter and Jupyter https://isc.sans.edu/forums/diary/Annotating+Golang+binaries+with+Cutter+and+Jupyter/24790/ ASUS Targeted MAC Addresses Available for Download https://skylightcyber.com/2019/03/28/unleash-the-hash-shadowhammer-mac-list/ Weaponized Version of New Zealand Attack Manifesto https://bluehexagon.ai/blog/weaponized-version-of-new-zealand-terror-suspects-manifesto-discovered-in-the-wild/ Kubernetes Directory Traversal https://www.twistlock.com/labs-blog/disclosing-directory-traversal-vulnerability-kubernetes-copy-cve-2019-1002101/ VMWare Patches https://www.vmware.com/security/advisories/VMSA-2019-0005.html

Creating Your Own Passive DNS Logs https://isc.sans.edu/forums/diary/Running+your+Own+Passive+DNS+Service/24784/ Incomplete Patch for Cisco RV320 Routers https://www.redteam-pentesting.de/en/advisories/rt-sa-2019-003/-cisco-rv320-unauthenticated-configuration-export https://www.redteam-pentesting.de/en/advisories/rt-sa-2019-004/-cisco-rv320-unauthenticated-diagnostic-data-retrieval TPLink Debug Port Vulnerability https://twitter.com/mjg59/status/1111106885736787975 https://pastebin.com/GAzccR95

Ben and Scott dive into the slew of announcements from the last week, including upcoming changes to Microsoft Defender, Windows Virtual Desktop in Azure, and updates for Microsoft Teams.

Microsoft Releases Application Guard for Firefox and Chrome https://blogs.windows.com/windowsexperience/2019/03/15/announcing-windows-10-insider-preview-build-18358/ New Set of LTE Vulnerabilities https://syssec.kaist.ac.kr/pub/2019/kim_sp_2019.pdf NVidia Privilege Escalation https://rhinosecuritylabs.com/application-security/nvidia-arbitrary-file-writes-to-command-execution-cve-2019-5674/

Apple Updates https://support.apple.com/en-us/HT201222 ASUS Response to Kaspersky Report https://www.asus.com/News/hqfgVUyZ6uyAyJe1 Firefox Importing Windows Root Certificates https://bugzilla.mozilla.org/show_bug.cgi?id=1533397 UC Webbrowser MITM Vulnerability https://www.bleepingcomputer.com/news/security/uc-browser-for-android-desktop-exposes-500-million-users-to-mitm-attacks/

ASUS Live Update "ShadowHammer" Backdoor https://www.kaspersky.com/blog/shadow-hammer-teaser https://shadowhammer.kaspersky.com/ Telegram Unsent Feature https://techcrunch.com/2019/03/25/going-going-gone/ F5 Big IP Updates https://support.f5.com/csp/article/K14812883

Reversing Malware Written In Golang https://isc.sans.edu/forums/diary/Introduction+to+analysing+Go+binaries/24770/ More "VelvetSweatshop" Maldocs https://isc.sans.edu/forums/diary/VelvetSweatshop+Maldocs/24772/ Reading QR Codes in Python https://isc.sans.edu/forums/diary/Decoding+QR+Codes+with+Python/24774/ Pwn2Own Contest: Firefox, Safari, Edge and others fall https://www.zdnet.com/article/tesla-car-hacked-at-pwn2own-contest/ Norwegian Nokia Phones Sent Data to China (Article in Norwegian) https://nrkbeta.no/2019/03/21/norske-telefoner-sendte-personopplysninger-til-kina/ Java Card Vulnerabilities https://seclists.org/fulldisclosure/2019/Mar/35