Researchers from the Masaryk University finally published full paper of the practical cryptographic attack against the implementation of RSA in the widely used trusted platform modules / crypto tokens.
"The Return of Coppersmith’s Attack: Practical Factorization of Widely Used RSA Moduli" https://crocs.fi.muni.cz/_media/public/papers/nemec_roca_ccs17_preprint.pdf
Those guys published an interesting paper about the secure cryptographic computation with the threat model without attackers based on Earth. They are proposing SpaceHSM hardware secure devices on the orbit.
"SpaceTEE: Secure and Tamper-Proof Computing in Space using CubeSats"
There is a small chance that the documents encrypted by Bad Rabbit ransomware could be recovered without paying ransom, if the shadow copies had been enabled in the Windows prior to infection. Victims can restore the original versions of the encrypted files using standard Windows backup mechanism.
For technical analysis of the Bad Rabbit ransomware, see the second link.
Google is going to deprecate the use of pinned public key certificates, public key pinning (PKP), from the Google Chrome browser.
The British government has publicly attributed North Korean government hackers as a source behind the "WannaCry" malware epidemy.
Multiple remote execution vulnerabilities (CVE-2017-13089, CVE-2017-13090) were patched in the popular software Wget. Update!
The source code of an AhMyth Android remote administration tool is available on GitHub. It can steal contact information, turn on camera, microphone, read SMS, and more.
Malscan is a robust and fully featured scanning platform for Linux servers built upon the ClamAV platform, providing all of the features of Clamscan with a host of new features and detection modes.
There is an update for the world's fastest and most advanced password recovery utility Hashcat.
Interesting research on the possibility of a cheap online surveillance.
"In this work we examine the capability of [..] an individual with a modest budget -- to access the data collected by the advertising ecosystem. Specifically, we find that an individual can use the targeted advertising system to conduct physical and digital surveillance on targets that use smartphone apps with ads."
Mnemonic company together with the Norwegian Consumer Council tested several smartwatches for children and found numerous security vulnerabilities that allows child tracking, etc.
The Cisco Talos team discovered an e-mail campaign spreading malicious Visual Basic inserted in a Cyber Conflict U.S. conference flyer, targeting cyber warfare conference participants.
SfyLabs security researchers have spotted a new Android banking trojan named LokiBot. It has banking trojan functionality, but turns into ransomware and locks users out of their phones if they try to remove its admin privileges.
There is a newly published cryptographic attack on some legacy systems like Fortinet FortiGate VPN, which uses ANSI X9.31 random number generator with a hardcoded seed key.
Nice explanation of a remote code execution vulnerability (CVE-2017-13772) on a TP-Link WR940N home WiFi router.
Purism’s Librem Laptops running open-source coreboot firmware are now available with completely disabled Intel Management Engine.
Wire, open source end-to-end encrypted messenger is now open for corporate clients. It offers secure chats, calls and file sharing while following strict European data protection laws.
SensePost researchers found out that the Microsoft Office home page is able to compromise user by loading ActiveX component with VBscript.
Microsoft security department were contacted by a worried user that found 2 seemingly identical µTorrent executables, with valid digital signatures, but different cryptographic hashes. As they have found out there were marketing campaign identifier in "a text file inside a ZIP file inside a PE file, BASE64 encoded and injected in the digital signature of a PE file.". Quite complicated...
A vulnerability (CVE-2017-15361) in generation of RSA keys used by a software library adopted in cryptographic smartcards, security tokens and other secure hardware chips manufactured by Infineon Technologies AG allows for a practical factorization attack, in which the attacker computes the private part of an RSA key. The attack is feasible for commonly used key lengths, including 1024 and 2048 bits, and affects chips manufactured as early as 2012, that are now commonplace.
The rolling code in electronic keys for Subaru Forester (2009) and some other models are not random. Keys can be cloned, cars unlocked, with the hardware costs of $25. https://github.com/tomwimmenhove/subarufobrob
Microsoft reintroduced a Pool-based overflow kernel vulnerability on Windows 10 x64 (RS2) Creators Update which was originally patched in 2016. The guys wrote an exploit with rich explanation.
Blog about the "Exploding Git Repositories" that will crash your git process.
MediaTek and Broadcom Wi-Fi AP drivers have a weak random number generator, allowing prediction of Group Temporal Key. Practical attack requires a LOT of handshakes.
How to hide a process from SysInternals without the admin rights, but with the privilege escalation.
Adam Langley blogged about the low level testing of the FIDO U2F security keys, namely Yubico, VASCO SecureClick, Feitian ePass, Thetis, U2F Zero, KEY-ID / HyperFIDO.
Good introductory blog about the (in)security of Intel Boot Guard. The author also published source code of the UEFITool with visual validation of Intel Boot Guard coverage.
A script that tests if access points are affected by Key Reinstallation Attacks (CVE-2017-13082) was published on a GitHub by researcher Mathy Vanhoef.
The Miscreant is a Misuse-resistant symmetric encryption library supporting the AES-SIV (RFC 5297) and CHAIN/STREAM constructions.
There is a great probability that if you used Outlook’s S/MIME encryption in the past 6 months, plaintext of your emails was leaked to the mail exchange because of Outlook S/MIME CVE-2017-11776 vulnerability.
The Kaspersky anti-virus was allegedly stealing NSA secrets using a silent signature mode that detected classified documents. Israel hacked the Kaspersky, and notified the NSA.
A custom OxygenOS Android fork that comes installed on all OnePlus smartphones, is tracking users, allowing OnePlus to connect each phone to its customer.
Chromebooks and Chromeboxes are affected by a bug in certain Infineon Trusted Platform Module (TPM) firmware versions. RSA keys generated by the TPM being vulnerable to a computationally expensive attacks. Targeted attacks are possible.
KovCoreG hacking group used advertising network on Pornhub to redirect users to a fake browser update websites that installed malware.
Apple released a security patch for macOS High Sierra 10.13 to fix vulnerabilities in the Apple file system (APFS) volumes and Keychain software. The patch also addresses a flaw in the Apple file system that exposes encrypted drive’s password in the hint box.
Yet another part of the reverse engineering blog post series analyzing TrickBot with IDA.
Keybase has launched a nice new feature - encrypted Git. There are no services like website, pull requests, issue tracking or wiki, just simple git. Encrypted.
Security researcher Gal Beniamini from Google has discovered a security vulnerability (CVE-2017-11120) in Apple's iPhone and other devices that use Broadcom Wi-Fi chips and published working exploit after notifying affected parties.
Google engineers also found multiple flaws and vulnerabilities in the popular DNS software package - Dnsmasq. The patches are now committed to the project’s git repository. Make sure to upgrade to v2.78.
Arbor Networks researchers attributed Flusihoc DDoS botnet to the Chinese origins. More than 154 different command and control servers were used during the years, with over 48 still active right now.
HP Enterprise shared ArcSight source code with the Russians.
The vulnerability in Siemens industrial switches allows an unauthenticated attacker who has access to the network to remotely perform administrative actions.
Computer manufacturer company Purism is currently running crowdfunding campaign to finance Librem 5 – A Security and Privacy Focused Phone.
From the campaign webpage:
"Librem 5, the phone that focuses on security by design and privacy protection by default. Running Free/Libre and Open Source software and a GNU+Linux Operating System designed to create an open development utopia, rather than the walled gardens from all other phone providers."
Microsoft announced new cloud-based memory corruption bug detector with the codename Project Springfield.
Super-Stealthy Droppers - Linux "Diskless" binary execution by example.
The ZNIU Android malware is exploiting Linux kernel "Dirty COW" vulnerability to install itself on a device and collect money through the SMS-enabled payment service.
Good introduction blog into the art of binary fuzzing and crash analysis demonstrated by fuzzing famous open-source Mimikatz software.
Security researcher Inti De Ceukelaire has gained access to company team pages by exploiting faulty business logic in popular third-party on-line helpdesks.
Server part of the Wire end-to-end encrypted instant messenger application is now open-source, but there are lots of external dependencies and no documentation yet.
A brief description behind the technology of a private contact discovery used in Signal messenger.
X41 IT Security company has released an in-depth analysis of the three leading enterprise web browsers Google Chrome, Microsoft Edge, and Internet Explorer.
A nice list of a various open-source honeypot projects available on-line.
SigThief - The script that will rip a signature off a signed PE file and append it to another one, fixing up the certificate table to sign the file. It's not a valid signature BUT it's enough for some anti-viruses to flag the executable as trustworthy.
SfyLabs' researchers discovered a new Android banking Trojan named Red Alert 2.0, that is being offered for rent on many dark websites. It uses Twitter as a fall back mechanism for communication.
Windows cleanup utility CCleaner distributed by antivirus vendor Avast contained a multi-stage Floxif malware.
According to Slovak CSIRT, multiple Python packages in the PyPI Python repository was hit by typosquatting attack.
Medfusion 4000 Wireless Syringe Infusion Pumps used in acute critical care settings could be remotely controlled, patients killed.
Kaspersky researchers discovered a new attack technique leveraging an undocumented Microsoft Word feature that loads PHP scripts hosted on third-party web servers.
DigitalOcean warned that some pre-built and pre-configured application (One-Click) offered by the cloud platform are using default admin passwords.
A use after free error in Apache HTTP can leak pieces of arbitrary memory from the server. It's tracked as an CVE-2017-9798 "Optionsbleed" vulnerability.
Mr. SIP is a tool developed to audit and simulate SIP-based attacks.
The security researcher Pierre Kim has discovered ten critical zero-day vulnerabilities in D-Link routers.
There is a new research paper published on a security of a Bluetooth stack named "The dangers of Bluetooth implementations: Unveiling zero day
vulnerabilities and security flaws in modern Bluetooth stacks." Really alarming vulnerabilities discussed.
From a paper: "BlueBorne allows attackers to take control of devices, access corporate data and networks, penetrate secure “air-gapped” networks, and spread malware to other devices. The attack does not require the targeted device to be set on discoverable mode or to be paired to the attacker’s device."
FireEye has analyzed a malicious Microsoft Office RTF document that leveraged CVE-2017-8759, a SOAP WSDL parser code injection vulnerability leveraged by attackers to distribute notoriously known FinFisher / FINSPY malware.
I have included exploit example that is published on a GitHub.
Kaspersky Labs have analyzed the trend of malicious cryptocurrency mining practices on an infected machines.
The Android BankBot malware found on Google Play store is targeting multiple UAE banking applications.
NSA had developed the capability to decrypt and decode Kazaa and eDonkey file-sharing apps traffic to determine which files are being shared, and what queries are being performed over those P2P networks.
Formally verified implementation of Curve25519 made it into Firefox 57. And it is 20% faster on 64-bit architectures.
A nice curated list of IDA plugins.
Autodesk A360 cloud-based online storage misused as a delivery platform for multiple malware families.
Brian Krebs has done a good open source intel work on a shadowy past of Marcus Hutchins, author of the popular cybersecurity blog MalwareTech.
Wikileaks has published documents about the CIA Angelfire - "persistent framework that can load and execute custom implants on target computers running the Microsoft Windows operating system (XP or Win7)"
ESET has published a research paper about a Gazer, stealth cyberespionage trojan, attributed to the notoriously known Turla group. The group was spreading malware using watering hole and spearphishing campaigns. I cannot find any more direct attribution except the fact that it is targeting "embassies and consulates" which, I believe, are a very common target for every intelligence actor...
Zimperium Researcher Adam Donenfeld published a proof-of-concept for iOS Kernel Exploit.
Very good analysis of a group chat vulnerabilities in a popular IM applications:
"Insecurities of WhatsApp's, Signal's, and Threema's Group Chats"
Cloudflare's blog post about a quantum resistant supersingular isogeny Diffie-Hellman key agreement used in TLS 1.3.
A Phrack-style paper on research into abusing Windows token privileges for escalation of privilege. Deep down the rabbit hole.
Security researchers at Positive Technologies have discovered an undocumented configuration setting that disables the Intel Management Engine.
Danish conglomerate Maersk expects to lose between $200-300m due to Petya ransomware infection, according to their latest quarterly results.
A Windows Object Linking Embedding (OLE) interface vulnerability in Microsoft PowerPoint in being exploited in order to install malware.
Interesting blog about the exploitation of a Foxit Reader.
"A tale about Foxit Reader - Safe Reading mode and other vulnerabilities"
Engineer decrypts Apple's Secure Enclave Processor (SEP) firmware.
Facebook awards $100,000 to 2017 Internet Defense Prize winning paper "Detecting Credential Spearphishing Attacks in Enterprise Settings". Very useful research for urgent topic.
Cryptographic library Libsodium has been audited by Matthew Green of Cryptography Engineering.
New research on integer factorization suggests that "build a massive decryption tool of IPsec traffic protected by the Oakley group~1 (a 768-bit discrete logarithm problem), was feasible in a reasonable time using technologies available before the year 2000." https://eprint.iacr.org/2017/758
EggShell is an iOS and macOS post exploitation surveillance pentest tool written in Python.