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 Business

Often, employees of security operation centers and information security departments turn to Kaspersky specialists for expert help. We analyzed the most common reasons for such requests and created a specialized service that helps customers to ask a question directly to an expert in the area they need. Why you might   show more ...

need expert help The threat of cyberattacks is growing all the time as cybercriminals find ever more ways to achieve their goals, discovering new hardware and software vulnerabilities in applications, servers, VPN gateways, and operating systems and immediately weaponizing them. Hundreds of thousands of new malware samples emerge every day, and a wide variety of organizations, including major corporations and even government agencies, fall prey to ransomware attacks. In addition, new sophisticated threat and APT campaigns are also unearthed regularly. In this setting, threat intelligence (TI) plays a vital role. Only with timely information about attackers’ tools and tactics is it possible to build an adequate protection system, and, in the event of an incident, to conduct an effective investigation, detect intruders in the network, send them packing, and determine the primary attack vector to prevent a repeat attack. Applying TI in a given organization requires having a qualified in-house specialist who can use TI provider data in practice. That expert thus becomes the most valuable asset in any threat investigation. That said, hiring, training and keeping cybersecurity analysts is expensive, and not every company can afford to maintain a team of experts. Frequently asked questions Several departments at Kaspersky help clients deal with cyberincidents. Briefly, they are the Global Research & Analysis Team (GReAT), the Global Emergency Response Team (GERT), and the Kaspersky Threat Research Team. In all, we have brought together more than 250 world-class analysts and experts. The teams regularly receive lots of client requests regarding cyberthreats. Having analyzed the recent requests, we identified the following categories. Analysis of malware or suspicious software A scenario we encounter pretty frequently involves the triggering of detection logic in endpoint security or threat hunting rules. The company’s security service or SOC investigates the alert, finds a malicious or suspicious object but lacks the resources to conduct a detailed study. The company then asks our experts to determine the functionality of the detected object, how dangerous it is, and how to make sure the incident is resolved after its removal. If our experts can quickly identify what the client sent (we have a gigantic knowledge base of typical attacker tools and more than a billion unique malware samples), they answer immediately. Otherwise, our analysts need to investigate, and in complex cases, that can take a while. Additional information about indicators of compromise Most companies use a variety of sources for indicators of compromise (IoCs). The value of IoCs lies largely in the availability of context — that is, additional information about the indicator and its significance. That context is not always available, however. So, having detected a certain IoC in, say, the SIEM system, SOC analysts might see the presence of a trigger and realize an incident is possible but lack the information to investigate further. In such cases, they can send a request to us to provide information about the detected IoC, and in many cases such IoCs turn out to be interesting. For example, we once received an IP address that was found in a company’s traffic feed (i.e., accessed from the corporate network). Among the things hosted at the address was a software management server called Cobalt Strike, a powerful remote administration tool (or, simply, a backdoor), that all sorts of cybercriminals use. Its detection almost certainly means the company is already under attack (real or training). Our experts provided additional information about the tool and recommended initiating incident response (IR) immediately to neutralize the threat and determine the root cause of the compromise. Request for data on tactics, techniques, and procedures IoCs are by no means all a company needs to stop an attack or investigate an incident. Once the cybercriminal group behind the attack has been determined, SOC analysts typically require data on the group’s tactics, techniques, and procedures (TTPs); they need detailed descriptions of the group’s modus operandi to help determine where and how the attackers could have penetrated the infrastructure, the information on methods attackers typically use to become entrenched in the network, as well as on how they exfiltrate data. We provide this information as part of our Threat Intelligence Reporting service. Cybercriminals’ methods, even within the same group, can be very diverse, and describing all possible details is not feasible, even in a highly detailed report. Therefore, TI clients who use our APT and crimeware threat reports sometimes request additional information from us about a particular aspect of an attack technique in a specific context of relevance to the client. We have been providing those sorts of answers, and many others, through special services or within the limited framework of technical support. However, observing a rise in the number of requests and understanding the value of our research units’ expertise and knowledge, we decided to launch a dedicated service called Kaspersky Ask the Analyst, offering quick access to our expert advice through a single point of entry. Kaspersky Ask the Analyst Our new service enables clients’ representatives (primarily SOC analysts and infosec employees) to get advice from Kaspersky experts, thereby slashing their investigation costs. We understand the importance of timely threat information; therefore, we have an SLA in place for all types of requests. With Kaspersky Ask the Analyst, infosec specialists can: Receive additional data from Kaspersky Threat Intelligence reports, including extended IoC and analytics context from GReAT and the Kaspersky Threat Research Team. Depending on your precise situation, they will discuss any connections between the indicators detected at your company with the activity described in the reports; Get a detailed analysis of the behavior of the identified samples, determine their purpose, and get recommendations for mitigating the consequences of the attack. The Kaspersky Global Emergency Response Team’s incident response experts will help with the task; Obtain a description of a specific malware family (for example, a particular piece of ransomware) and advice on protecting against it, plus additional context for specific IoCs (hashes, URLs, IP addresses) to help prioritize alerts or incidents involving them. Kaspersky Threat Research experts provide this information; Receive a description of specific vulnerabilities and their severity levels, as well as information about how Kaspersky products guard against exploitation. Kaspersky Threat Research experts likewise provide this data; Request an individual investigation (search) of dark web data. This will provide valuable information about relevant threats, which in turn suggests effective measures for preventing or mitigating cyberattacks. Kaspersky Security Services experts carry out the investigation. You’ll find more information about these services on our website.

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 CISA

Eric Goldstein, Executive Assistant Director for Cybersecurity for the Cybersecurity and Infrastructure Security Agency (CISA), says the agency is all about helping companies and local government to keep hackers at bay. But are organizations ready to ask for help? The post Episode 228: CISA’s Eric Goldstein on being   show more ...

Everyone’s Friend in Cyber...Read the whole entry... » Click the icon below to listen. Related StoriesSpotlight: When Ransomware Comes CallingEpisode 227: What’s Fueling Cyber Attacks on Agriculture ?Spotlight: Operationalizing MDR with Pondurance CISO Dustin Hutchison

 Trends, Reports, Analysis

Ransomware extracted at least $590 million for the miscreants who create and distribute it in the first half of 2021 alone, according to the US Financial Crimes Enforcement Network (FinCEN).

 Identity Theft, Fraud, Scams

Experts reported a phishing attempt targeted at Verizon that involves the use of mathematical symbols to bypass anti-phishing systems to acquire users’ Office 365 credentials. The spoofed messages pretend to be a voicemail notification with an embedded Play button. The recent campaign reflects how users can be fooled if they do not pay attention to small details.

 Malware and Vulnerabilities

Kaspersky unearthed a cyberespionage campaign exploiting a zero-day flaw in Windows to deliver MysterySnail malware and steal data. A connection to a Chinese-speaking APT was also established. Experts recommend organizations stay proactive and ready with adequate security measures.

 Threat Actors

Iran-linked hackers were found conducting extensive password spraying attacks against Office 365 accounts of defense technology and global maritime firms in the U.S. and Israel. The group attempts to gain access to commercial satellite imagery and proprietary shipping plans/logs. Microsoft notified the victims and provided them with the information required to secure their accounts.

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Ubuntu Security Notice 5109-1 - It was discovered that nginx incorrectly handled files with certain modification dates. A remote attacker could possibly use this issue to cause a denial of service or other unspecified impact.

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REvil, the notorious ransomware gang behind a string of cyberattacks in recent years, appears to have gone off the radar once again, a little over a month after the cybercrime group staged a surprise return following a two-month-long hiatus. The development, first spotted by Recorded Future's Dmitry Smilyanets, comes after a member affiliated with the REvil operation posted on the XSS hacking

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Windows 10, iOS 15, Google Chrome, Apple Safari, Microsoft Exchange Server, and Ubuntu 20 were successfully broken into using original, never-before-seen exploits at the Tianfu Cup 2021, the fourth edition of the international cybersecurity contest held in the city of Chengdu, China. Targets this year included Google Chrome running on Windows 10 21H1, Apple Safari running on Macbook Pro, Adobe

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Representatives from the U.S., the European Union, and 30 other countries pledged to mitigate the risk of ransomware and harden the financial system from exploitation with the goal of disrupting the ecosystem, calling it an "escalating global security threat with serious economic and security consequences."  "From malign operations against local health providers that endanger patient care, to

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Since cybersecurity is definitely an issue that’s here to stay, I’ve just checked out the recently released first episodes of Cato Networks Cybersecurity Master Class Series.  According to Cato, the series aims to teach and demonstrate cybersecurity tools and best practices; provide research and real-world case studies on cybersecurity; and bring the voices and opinions of top cybersecurity

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Patching really, really matters – patching is what keeps technology solutions from becoming like big blocks of Swiss cheese, with endless security vulnerabilities punching hole after hole into critical solutions. But anyone who's spent any amount of time maintaining systems will know that patching is often easier said than done. Yes, in some instances, you can just run a command line to install

2021-10
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