Exploit This

Security News, Exploits, and Vulnerabilities.

A new exploit for zero-day vulnerability CVE-2018-8589

Yesterday, Microsoft published its security bulletin, which patches a vulnerability discovered by our technologies. We reported it to Microsoft on October 17, 2018. The company confirmed the vulnerability and assigned it CVE-2018-8589.

Zero-day exploit (CVE-2018-8453) used in targeted attacks

Yesterday, Microsoft published their security bulletin, which patches CVE-2018-8453, among others. It is a vulnerability in win32k.sys discovered by Kaspersky Lab in August. Microsoft confirmed the vulnerability and designated it CVE-2018-8453.

APT Trends Report Q2 2018

These summaries are a representative snapshot of what has been discussed in greater detail in our private reports during Q2 2018. They aim to highlight the significant events and findings that we feel people should be aware of.

Delving deep into VBScript

In late April we found and wrote a description of CVE-2018-8174, a new zero-day vulnerability for Internet Explorer that uses a well-known technique from the PoC exploit CVE-2014-6332. But whereas CVE-2014-6332 was aimed at integer overflow exploitation for writing to arbitrary memory locations, my interest lay in how this technique was adapted to exploit the use-after-free vulnerability.

IT threat evolution Q1 2018

In January, we uncovered a sophisticated mobile implant Skygofree that provides attackers with remote control of infected Android devices. Network worm OlympicDestroyer attacked on the Olympic infrastructure just before the opening of the games in February.

The King is dead. Long live the King!

In late April 2018, a new zero-day vulnerability for Internet Explorer (IE) was found using our sandbox; more than two years since the last in the wild example (CVE-2016-0189). This particular vulnerability and subsequent exploit are interesting for many reasons.

A Slice of 2017 Sofacy Activity

Sofacy, also known as APT28, Fancy Bear, and Tsar Team, is a highly active and prolific APT. From their high volume 0day deployment to their innovative and broad malware set, Sofacy is one of the top groups that we monitor, report, and protect against. 2017 was not any different in this regard.

Zero-day vulnerability in Telegram

In October 2017, we learned of a vulnerability in Telegram Messenger’s Windows client that was being exploited in the wild. It involves the use of a classic right-to-left override attack when a user sends files over the messenger service.

Analyzing an exploit for СVE-2017-11826

The latest Patch Tuesday (17 October) brought patches for 62 vulnerabilities, including one that fixed СVE-2017-11826 – a critical zero-day vulnerability used to launch targeted attacks – in all versions of Microsoft Office. The exploit for this vulnerability is an RTF document containing a DOCX document that exploits СVE-2017-11826 in the Office Open XML parser.

BlackOasis APT and new targeted attacks leveraging zero-day exploit

On October 10, 2017, Kaspersky Lab’s advanced exploit prevention systems identified a new Adobe Flash zero day exploit used in the wild against our customers. The exploit was delivered through a Microsoft Office document and the final payload was the latest version of FinSpy malware. We have reported the bug to Adobe who assigned it CVE-2017-11292 and released a patch earlier today.

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