Researchers at the University of California have found that GPUs are vulnerable to side-channel attacks and demonstrated multiple types of attacks. After reverse engineering Nvidia GPU, researchers were able to steal rendered password box from a browser, sniffed other browser related data and also settings from the neural network computations on a GPU in the data center.
Cybersecurity firm Trend Micro has analyzed a new cryptocurrency mining malware that targets Linux OS and is able to hide its processes by implementing a rootkit component.
The rootkit will replace and hooks the readdir and readdir64 application programming interfaces (APIs) of the libc library so the system is unable to monitor miner workers anymore.
An Australian hacker has spent thousands of hours hacking the DRM that medical device manufacturers put on a continuous positive airway pressure (CPAP) machines to create a free tool that lets patients modify their treatment.
In 2016, Russia's Internet Research Agency used browser plugin malware called FaceMusic which "liked" Russian content and made their content popular on a social networks.
Now a Russian national living in Bulgaria has been detained on an US arrest warrant and is accused of online fraud & maintaining a computer network with servers in Dallas between Sep 2014 - Dec 2016.
The European Commission has just announced trials in Hungary, Greece and Latvia of iBorderCtrl project that includes the use of an AI-based lie detection system to spot when visitors to the EU give false information about themselves and their reasons for entering the area.
Troy Hunt analyzed 2FA, U2F authentication mechanisms and commented on the Google Advanced Protection enrollment procedure.
Bitwarden open source password manager has completed a thorough security audit and cryptographic analysis from the security experts at Cure53.
According to a Censys online platform, over a million AT&T devices, probably cable modems share the same TLS private key.
Researchers from Mozilla published blog on how they have designed privacy-aware Firefox Sync.
Two weeks ago we wrote about an attack against the OCB2 authenticated encryption scheme. It breaks integrity of OCB2.
Now there are two more papers, one breaks confidentiality and the other recovers plain text.
There is a zero day exploit "PHP_imap_open_exploit" in PHP that allows bypassing disabled exec functions by using call to imap_open.
Linux had officially committed to implementing and obeying the Code of Conduct — which is immediately misused to remove top Linux coders.
Some of the Linux developers are now threatening to withdraw the license to all of their code.
Bug in Twitter sent users' private direct messages to third-party developers who were not authorized to receive them. Some brand accounts should be affected.
Qualcomm accuses Apple of stealing chip secrets for the purpose of helping Intel overcome engineering flaws in its chips.
Australian government pushes for the smartphone spyware implanted by Telco vendors, manufacturers.
At least the sixth backdoor account was removed from Cisco devices this year.
This time it's "hardcoded credentials" in the Cisco Video Surveillance Manager (VSM) Software.
ESET researchers discovered, that the Kodi Media Player add-ons are misused for the cryptocurrency mining malware distribution.
According to a stackexchange post, "the Chinese police is forcing whole cities to install an Android spyware app Jingwang Weishi.
They are stopping people in the street and detaining those who refuse to install it."
Researchers proved that the security of PKCS #1 Digital Signatures is as secure as any of its successors like RSA-PSS and RSA Full-Domain.
There is a novel cache poisoning attack on WiFi by a remote off-path mitm attack vector.
Takes only 30 seconds and is using interesting multi-packet injection for timing side channel inference for injection. Works on Windows, OSX and Linux.
If you are running Linux machines in Microsoft Azure, you should disable built-in wa-linux-agent backdoor that enable root access from Azure console.
There is a good blog post by Stuart Schechter about the dark side of the two factor authentication. Highly recommended reading.
Great research by Eyal Ronen, Kenneth G. Paterson and Adi Shamir demonstrate that adopting pseudo constant time implementations of TLS are not secure against the modified Lucky 13 attack on encryption in CBC-mode. Tested against four fully patched implementations of TLS - Amazon's s2n, GnuTLS, mbed TLS and wolfSSL.
Traefik, popular open source reverse proxy and load balancing solution is leaking (CVE-2018-15598) TLS certificate private keys via API.
Google enrolled Hardware Secure Module to their Cloud Key Management Service. The customers can use it to store their encryption keys with FIPS 140-2 Level 3 security certified devices from now on.
Microsoft Corp said that Russian hackers are targeting U.S. political groups ahead of November’s congressional elections.
The WIRED cover story on how Russian NotPetya malware took down Maersk, the world’s largest shipping firm.
Kaspersky Lab published analysis of a sophisticated "Dark Tequila" banking malware which is targeting customers in Mexico and other Latin American nations.
NSA successfully cracked and listened for years to encrypted networks of Russian Airlines, Al Jazeera, and other “High Potential” targets.
Anonymous targeted Spanish Constitutional Court, economy and foreign ministry websites to support Catalonia separatist drive.
Red Teaming/Adversary Simulation Toolkit is a collection of open source and commercial tools that aid in red team operations.
There is an OpenSSH user enumeration attack against all software versions on all operating systems.
It's a timing attack with proof of concept already published.
The so-called RedAlpha malware campaign targeting the Tibetan community is deploying a novel “ext4” Linux backdoor. The group is using infrastructure registered with Tsinghua1 University, China and is believed to be conducted by Chinese state-sponsored actors in support of China’s economic development goals.
The Australia’s Assistance and Access Bill, introduced this week, want to jail people for up to 10 years if they refuse to unlock their phones.
A new research paper named "Piping Botnet - Turning Green Technology into a Water Disaster" demonstrate that the researchers were able to manipulate commercial smart IoT systems used for regulating water and electricity resources.
The guy with his BMW car encountered the theft attempt, where something that looked like a vandalism was actually a really smart attack against the modern alarm system.
Cloudflare analyzed the changes and improvements of a new TLS 1.3 (RFC 8446) standard that was finally published last week.
New Foreshadow attack demonstrates how speculative execution can be exploited for reading the contents of Intels' SGX-protected memory as well as extracting the machine’s private attestation key.
Practical dictionary attacks are possible against the main mode of IPsec IKEv1/v2 standard. Successful exploitation of a weak password requires only a single active man-in-the-middle attack.
If you are interested how cryptographic key management is practically done, I have written a blog Commercial Cryptographic Key Management in 2018, where I am explaining a little bit about the hardware, people and processes behind it.
Google published BrokenType, the font fuzzing toolset that helped find lots of vulnerabilities in the Windows kernel. It includes a font mutator, generator and loader.
Reddit got hacked. According to the investigation, it looks like hackers accessed employees 2FA protected accounts.
An attacker "compromised a few of Reddit's accounts with cloud and source code hosting providers by intercepting SMS 2FA verification codes".
A non-official French website keepass.fr using an URL similar to the popular password manager KeePass one lets you download a tampered version of the password manager with some adware in it.
According to The Intercept_, Google is planning to launch a censored version of its search engine in China that will blacklist websites and search terms about human rights, democracy, religion, and peaceful protest.
One can only wonder whether it is some part of a broader strategy, how to spread channels of influence abroad.
There is a great blog published on a Trail of Bits about the recent invalid elliptic curve point attack against the Bluetooth implementations.
Give it a try if you are interested, it's really easy to read!
A borough and a town in Alaska have been hit by a devastating ransomware attack, forcing employees to completely stop using computers and go back to typewriters and hand receipts.
BYOB (Build Your Own Botnet) is an open-source project that provides a framework for security researchers and developers to build and operate a basic botnet to deepen their understanding of the sophisticated malware that infects millions of devices every year and spawns modern botnets, in order to improve their ability to develop countermeasures against these threats.
FireEye wrote article about the internals of a FIN7 hacking group global operation.
WireGuard, next generation VPN software, is finally submitted for the Linux kernel inclusion. Linus Torvalds commented the pull request:
"I've skimmed it, and compared to the horrors that are OpenVPN and IPSec, it's a work of art."
Malhunt: automated malware search in memory dumps using volatility and Yara rules.
Researchers from the Palo Alto Networks analyzed new Mirai and Gafgyt IoT/Linux botnet campaigns. The samples used more than 11 exploits for spreading, exploiting D-Link, Dasan GPON routers.
Brian Krebs published a blog post about the current status of the Universal 2nd Factor (U2F) support. Google practically eliminated employee phishing by introducing mandatory usage of the physical security keys.
There is a new module for the CHIPSEC Security Assessment Framework to check CPU USB debug features and host Direct Connection Interface (DCI), which can be used to modify system firmware with physical access and introduce "Evil Maid" firmware attacks.
Chinese police arrested malware developers for hacking millions of computers to steal $2 million in cryptocurrencies.
Paper on a new Spectre variant called SpectreRSB was published with the name "Spectre Returns! Speculation Attacks using the Return Stack Buffer".
According to a paper „none of the known defenses including Retpoline and Intel's microcode patches stop all SpectreRSB attacks.“
The source code of an Exobot Android Banking Trojan has been leaked online back in May has rapidly spread in the malware community.
Because of insufficient validation of parameters in many Bluetooth implementations, attackers can inject invalid elliptic curve parameters which aren’t checked by many implementations in an invalid public key making session keys vulnerable.
The Cisco Talos security team found multiple vulnerabilities, including remote code execution vulnerability in the Sony IPELA E series network camera. https://blog.talosintelligence.com/2018/07/sony-ipela-vulnerability-spotlight-multiple.html
NSA declassified papers from John Tiltman, one of Britain’s top cryptanalysts during the Second World War, which reveal how pre-world war 2 Brits analyzed and decrypted Russian cryptography.
The academics have mounted a successful GPS spoofing attack against road navigation systems that can trick humans into driving to incorrect locations. The novel part is that they are using real map data to generate plausible malicious instructions.
Folks from Cloudflare, Mozilla, Fastly, and Apple during a hackaton implemented Encrypted Server Name Indication (SNI). There are implementations in BoringSSL, NSS and picotls.
Good insight on how credit card thieves use free-to-play apps to steal and launder money from the credit cards.
Chromium recently introduced Cross-Origin Read Blocking (CORB) that helps mitigate the threat of side-channel attacks (including Spectre).
For anybody interested in reverse engineering, nice write up about the Smoke Loader malware bot unpacking mechanism and communication with the C&C.
A research on how to bypass memory scanners using Cobalt Strike’s beacon payload and the gargoyle memory scanning evasion technique.
Eset researchers analyzed ongoing espionage campaign against the Ukrainian government institutions.
The intercept summarized what the public has learned about Russian and U.S. spycraft from the Special Counsel Robert Mueller’s indictment of hackers.
Security researchers have uncovered a highly targeted mobile malware campaign that has been operating since August 2015 and found spying on 13 selected iPhones in India.
There is an exploit for Ubuntu Linux (up to 4.17.4) where other users coredumps can be read via setgid directory and killpriv bypass.
Hackers have poisoned the Arch Linux PDF reader package named “acroread” that was found in a user-provided Arch User Repository (AUR). They have put downloader malware inside.
Hackers took over the maintainer account of the eslint-scope and eslint-config-eslint npm packages and published malicious versions which were downloading some juicy scripts from the pastebin.com. https://eslint.org/blog/2018/07/postmortem-for-malicious-package-publishes
Backend of the TimeHop iOS application was compromised, personal records of the 21 million customers leaked.
Nice journalism about how few researchers found the names and addresses of soldiers and secret agents using Strava fitness application when the company published tracking maps on the internet.
Lexington Insurance Company and Beazley Insurance Company are suing Trustwave over a 2009 breach. Trustwave supposedly failed to detect malware that caused a breach.
This will be huge precedent in the whole industry.
One email to a North American Network Operators mailing list led to a concerted effort to kick a notorious BGP hijacking factory off the Internet.
It looks like that the Carbanak banking malware source code was leaked.
Researchers found spying malware signed using digital certificates stolen from D-Link and other Taiwanese tech-companies.
Samsung Galaxy S9 and S9+ devices, maybe others, are texting camera photos to random contacts through the Samsung Messages app without user permission.
Gentoo Linux distribution GitHub repository was compromised. Attacker removed out all the maintainers, who realized the intrusion only 10 minutes after he gained access. He add
rm -rf /* to build scripts, changed README and some minor things.
Since January 2017, Stylish browser extension has been augmented with spyware that records every single website that its 2 million other users visit, then sends complete browsing activity back to its servers, together with a unique identifier.
Digicert Withdraws from the CA Security Council (CASC), because they "feel that CASC is not sufficiently transparent and does not represent the diversity of the modern Certificate Authority (CA) industry. Improving the ecosystem requires broad participation from all interested stakeholders, and many are being excluded unnecessarily."
Great step Digicert!
CryptoCurrency Clipboard Hijacker malware discovered by Bleeping Computer monitors for more than 2.3 million Bitcoin addresses, then replace them in memory, with the attacker address.
Local root jailbreak, authorization bypass & privilege escalation vulnerabilities in all ADB broadband routers, gateways and modems. The patch is already available.
A Microsoft Security division published an analysis of the malware sample which exploited the Adobe Reader software and the Windows operating system using two zero-day exploits in a single PDF file.
Blog about why it is not helpful to use the Canvas Defender extension, a browser canvas fingerprinting countermeasure.
Blog about the cryptographic primitives used by the North Korean Red Star operating system. The OS is mostly uses AES-256 Rijndael with dynamic S-Box modifications, but the design is evolving and the latest version of the algorithm has more differences.
Interesting technique how to bypass web-application firewalls by abusing SSL/TLS. An attacker can use an unsupported SSL cipher to initialize the connection to the webserver which supports that cipher, but the WAF would not be able to identify the attack because it can't view the data.
Good introduction to the Linux ELF file format with some practical examples how sections look like, how to shrink the size during compilation and more.
Marcus Brinkmann demonstrated how some configuration options in the GnuPG allow remote attackers to spoof arbitrary signature. He used the embedded “filename” parameter in OpenPGP literal data packets, together with the verbose option set in their gpg.conf file.
Tapplock Smart Lock has critical bugs making it a trivial protection. They are using the AES key derived from the MAC address, so anyone with a Bluetooth enabled smartphone can pick up the key upon getting to a smart lock Bluetooth range.
Crooks are injecting credit card stealing backdoor to the config files of a hacked Magento e-commerce platforms. They can reinfect the rest of code base over and over again with the config load.
Updated Satori botnet began to perform network wide scan looking for exploitable XiongMai uc-httpd 1.0.0 devices (CVE-2018-10088).
Baby Monitors in the USA were hacked via obscure Chinese IoT cloud. The woman from the Facebook post claims that someone controlled the camera remotely and spied on her, possibly listened in to conversations.
OpenBSD disables Intel's hyper-threading due to possible exploitable spectre-class bugs in the architecture.
Linux is getting support for in-kernel hibernation encryption. Encrypts disk-image memory, thereby increasing the general security of full-disk encryption on Linux and reducing the attack surface.
OTSECA - (ot)her (sec)urity (a)wareness is an open source security auditing tool to search and dump system configuration. It allows you to generate reports in HTML or RAW-HTML formats.