Tag FireEye

InfoSec Week 31, 2018

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".
https://www.reddit.com/r/announcements/comments/93qnm5/we_had_a_security_incident_heres_what_you_need_to/

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.
https://twitter.com/JusticeRage/status/1021815597972291591

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.
https://theintercept.com/2018/08/01/google-china-search-engine-censorship/

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!
https://blog.trailofbits.com/2018/08/01/bluetooth-invalid-curve-points/amp/

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.
https://mashable.com/2018/08/02/malware-alaska-town

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.
https://github.com/colental/byob

FireEye wrote article about the internals of a FIN7 hacking group global operation.
https://www.fireeye.com/blog/threat-research/2018/08/fin7-pursuing-an-enigmatic-and-evasive-global-criminal-operation.html

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."
https://marc.info/?l=linux-netdev&m=153306429108040&w=2
http://lists.openwall.net/netdev/2018/08/02/124

Malhunt: automated malware search in memory dumps using volatility and Yara rules.
https://github.com/andreafortuna/malhunt

InfoSec Week 50, 2017

Crooks hacked Fox-IT by capturing fox-it.com DNS record, then obtained a certificated and executed a man-in-the-middle attack on connection.
https://www.fox-it.com/en/insights/blogs/blog/fox-hit-cyber-attack/

The Mandiant - FireEye company analyzed an incident at a critical infrastructure organization where an attacker deployed so called TRITON malware designed to manipulate industrial safety system. According to the analysis, "the malware was delivered as a Py2EXE compiled python script [...] containing standard Python libraries, open source libraries, as well as the attacker-developed Triconex attack framework for interacting with the Triconex controllers."
https://www.fireeye.com/blog/threat-research/2017/12/attackers-deploy-new-ics-attack-framework-triton.html

The anonymous researcher behind the massive internet scans of the IoT devices known for the BrickerBot case published some insights on his operation. Looks like he is a gray hat after all.
https://ghostbin.com/paste/q2vq2

Google published Android security roadmap for the next year. There will be lots of improvements, and new requirements for App developers.
https://android-developers.googleblog.com/2017/12/improving-app-security-and-performance.html

Multiple vulnerabilities were identified in Telegram messenger for Android, like arbitrary file overwrite on receiving and directory traversal. There are definitely better alternatives to this software...
https://bugs.chromium.org/p/project-zero/issues/detail?id=1470

Guy uploaded his self-signed malformed certificate to the websites which process them and found out lots of them is vulnerable to the XSS injection.
https://binaryfigments.com/2017/12/11/dont-trust-all-ssl-tls-certificates/

Mavinject is a legitimate Windows component digitally signed by Microsoft, that can be abused to inject any DLL inside a running process.
https://reaqta.com/2017/12/mavinject-microsoft-injector/

Microsoft pushed comprehensive audit reports on Windows Events to GitHub.
https://github.com/MicrosoftDocs/windows-itpro-docs/tree/master/windows/device-security/auditing

InfoSec Week 36, 2017

The security researcher Pierre Kim has discovered ten critical zero-day vulnerabilities in D-Link routers.
https://pierrekim.github.io/blog/2017-09-08-dlink-850l-mydlink-cloud-0days-vulnerabilities.html

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."
http://go.armis.com/hubfs/BlueBorne%20Technical%20White%20Paper.pdf

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.
https://www.fireeye.com/blog/threat-research/2017/09/zero-day-used-to-distribute-finspy.html
https://github.com/Voulnet/CVE-2017-8759-Exploit-sample

Kaspersky Labs have analyzed the trend of malicious cryptocurrency mining practices on an infected machines.
https://securelist.com/miners-on-the-rise/81706/

The Android BankBot malware found on Google Play store is targeting multiple UAE banking applications.
http://blog.trendmicro.com/trendlabs-security-intelligence/bankbot-found-google-play-targets-ten-new-uae-banking-apps

Good analysis of how the JavaScript framework can be abused to bypass XSS mitigations, specifically NoScript’s XSS filter.
http://blog.portswigger.net/2017/09/abusing-javascript-frameworks-to-bypass.html

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.
https://theintercept.com/2017/09/13/nsa-broke-the-encryption-on-file-sharing-apps-kazaa-and-edonkey/

Formally verified implementation of Curve25519 made it into Firefox 57. And it is 20% faster on 64-bit architectures.
https://blog.mozilla.org/security/2017/09/13/verified-cryptography-firefox-57/

A nice curated list of IDA plugins.
https://github.com/onethawt/idaplugins-list

InfoSec Week 24, 2017

Erebus ransomware distributed by the malicious advertisement campaign is using Rig exploit kit to infect Linux servers across the world.
Some companies had to pay already.
https://www.trendmicro.com/vinfo/us/security/news/cyber-attacks/erebus-linux-ransomware-impact-to-servers-and-countermeasures

FireEye published anatomy of a cyber extortion scheme executed by FIN10 group. They infiltrate company networks, steal valuable data, then attempt to extort executives and board members of a company.
https://www.hackread.com/wp-content/uploads/2017/06/fin10-cyber-extortionist-canadian-mining-firms-casinos-to-ransom.pdf
https://www.fireeye.com/blog/threat-research/2017/06/fin10-anatomy-of-a-cyber-extortion-operation.html

Researchers changed e-cigarette USB compatible charger for a keyboard emulator, so it can issue commands when connected to the PC.
http://news.sky.com/story/e-cigarettes-can-be-used-to-hack-computers-10908333

Wired has published an article about the malware behind the Ukraine power grid blackout.
https://www.wired.com/story/crash-override-malware/

A lottery computer programmer designed his code so that on three days of the year, he could predict winning numbers in some games.
https://www.bloomberg.com/news/articles/2017-06-12/programmer-pleads-guilty-to-theft-in-lottery-rigging-scandal

Part of the Wikileaks Vault 7 release, Cherry Blossom, exposes CIA wireless hacking toolkit.
https://wikileaks.org/vault7/#Cherry Blossom

Cisco Talos has published BASS - Automated Signature Synthesizer for malware detection.
https://github.com/Cisco-Talos/bass

Some (AVG, Avast, Avira, CheckPoint, K7) antivirus software‘s kernel vulnerabilities found by the bee13oy security researcher.
https://github.com/bee13oy/AV_Kernel_Vulns