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Understanding the Exchange Server Attacks: Exploiting CVE-2022-41040 and CVE-2022-41082
In recent months, we have seen a surge in attacks targeting Exchange Servers. These attacks have been made possible by exploiting the CVE-2022-41040 and CVE-2022-41082. This post will delve into the details of these vulnerabilities and how attackers exploit them to gain access to Exchange Servers. Exploiting CVE-2022-41040: The first step in this attack is exploiting CVE-2022-41040 to gain access to the PowerShell API endpoint of the Exchange Server. This vulnerability arises
2 min read


Citrix CVE-2022-27516
CVE-2022-27516 is a severe vulnerability recently discovered in Citrix, a widely-used software program. This vulnerability has the potential to wreak havoc on Citrix users, and it is important for individuals and organizations that use the program to take steps to protect themselves against it. The vulnerability in question lies within Citrix's handling of certain types of data inputs. Specifically, the program fails to properly validate and sanitize user-supplied input, allo
2 min read


Fortinet CVE-2022-42475
CVE-2022-42475 is a recently discovered vulnerability in the software that powers Fortinet, a popular cybersecurity company. This vulnerability has the potential to be exploited by hackers to gain unauthorized access to sensitive information, making it a serious concern for both Fortinet and its customers. The vulnerability is a type of flaw known as a "buffer overflow" error. This occurs when a computer program attempts to store more data in a temporary memory buffer than it
2 min read


Forensic Friday - Jump Lists
What are Jump Lists? Jump Lists are windows features introduced with Windows 7, and they contain information about recently accessed applications and files. They allow files and applications to be pinned to the taskbar. There are two forms of jump list that can be created in windows. The first form is called AUTOMATICDESTINATIONS-MS. Like its name, these jump lists are created automatically when the users open a file or an application. This jump list is located in the followi
2 min read


Stale Active Directory User Accounts
A user account is created in Active Directory for each user in your environment. Over time as users leave the organization, their accounts do not always get removed from Active Directory. As a result, many organizations have an excessive amount of stale user accounts in Active Directory. You can identify a stale account using the last time the password was changed or the user's last login timestamp. Stale user accounts in Active Directory pose a significant risk to the organi
3 min read


Forensic Friday - Profile Lists
What are Profile Lists? Windows keeps track of user-profiles and their locations in the registry. The profile location is stored under the key below: HKLM\Software\Microsoft\Windows NT\CurrentVersion\ProfileList This registry key contains one subkey for each user profile on a Windows machine. Inside of each of these subkeys is a registry value called ProfileImagePath that includes the profile path for all users. You can obtain information on user profiles such as profile las
3 min read


CVE-2022-1388 (F5 BIG-IP)
CVE-2022-1388 is a critical CVE (CVSS 9.8) in F5 Networks’ BIG-IP solution management interface. This CVE will allow threat actors to bypass F5’s iControl REST authentication to gain remote code execution. This is not the first significant vulnerability we have seen with the BIG-IP platform. In 2021, security practitioners worldwide observed attacks against the iControl REST API as well. This was tracked as CVE-2021-22986. The vulnerability is what security researchers call a
3 min read


Business Continuity and Disaster Recovery
Business continuity and disaster recovery (BCDR or BC/DR) is a collection of processes and procedures that assist a company in recovering from a disaster and returning to normal business operations. It is a broad approach that encompasses both IT and commercial operations and tasks in the aftermath of a disaster. BCDR frequently integrates business operations and information technology to decrease catastrophic risks and support organizations in swiftly resuming normal operati
4 min read


Forensic Friday - Prefetch
What is Windows Prefetch? Windows Prefetch creates files when a user opens an application on a Windows host. The Windows Operating system will make a prefetch record when an application is run from a specific area for the absolute time. Microsoft introduced prefetch with the Windows XP operating system. The idea behind the prefetch is that it would accelerate the boot process and start-up process. In older versions of Windows, prefetch files were limited to 128 files. With ne
4 min read


Emotet Changing Techniques
Phishing attacks remain the number one technique used in cyberattacks. Some of the most common phishing attacks leveraged attachments to facilitate the initial infection chain. We disproportionally see Microsoft Office documents and PDF files used to embed the malicious code as far as the attachments themselves go. When we say Microsoft Office documents, we refer to files created by the Microsoft Office suite such as Microsoft Word, Excel, PowerPoint, etc. Historically we wou
3 min read


Spring4Shell
A critical vulnerability CVE-2022-22965 (Spring4Shell or SpringShell) was found on March 29, 2022, in an open-source Java framework while testing named Spring. This vulnerability allows the attacker to execute arbitrary code on a web server. Spring is a widely used framework, so this vulnerability can be highly lethal. The data binding feature of Spring Framework was used to bind data in an HTTP request to some of the objects being used in an application. The vulnerability ex
3 min read


RPC Vulnerability (CVE-2022-26809)
On patch Tuesday, April 12, 2022, Microsoft released patches for CVE-2022-26809. A vulnerability that is a zero-click exploit targeting Microsoft RPC services. As of right now, there is not a PoC out in the wild. However, the scanning for the vulnerability has increased. Based on the impact of this vulnerability, it is likely that there will be a PoC in the wild soon. Patch your servers now before the PoC come out. What is RPC? The Remote Procedure Call (RPC) service is used
2 min read


Cyberattacks On The Rise
As we look across the landscape, we see that cyberattacks continue to succeed in all business sectors. In the cases we have observed, the cyberattack leveraged weak security controls and, as a result, could have been prevented by organizations adopting security best practices. A new study shows that ransomware, phishing, social engineering, denial of service (DoS) attacks, and the business fallout of a data breach rank as the top concerns of global organizations. The recently
1 min read


Attack Surface Management
Considering today's attack surface's massive and hyper-dimensional nature, we begin to see how challenging it is to manage this attack surface in a modern enterprise. The risk surface of the enterprise is constantly expanding. Threats are finding their way into enterprises, constantly morphing and adapting to network defenses. It is thus a daunting task to bring the vast scope of an organization's enterprise attack surface into focus. Many security leaders lack awareness of a
3 min read


Benefits of a vCISO
Flexibility: A virtual Chief Information Security Officer (vCISO) can be reached immediately via a simple phone call, whether the vCISO is on or off-site (based on what has been agreed upon). Due to the vCISO’s networking expertise, a vCISO can scale up extremely fast. Additionally, a vCISO can oversee security testing, data protection, and much more, depending on the company's needs. Furthermore, it allows companies to hire a qualified vCISO on a temporary or medium-term bas
3 min read


Zero Trust... What you need to know
Cybersecurity is full of buzzwords like XDR, MDR, and EDR. A new buzzword has been stealing the scene: secure access service edge (SASE). Gartner is the leader in trends, and the company that coined the word XDR and MDR has stated, “By 2024, 30% of enterprises will adopt cloud-delivered SWG, CASB, ZTNA and branch office firewall as a service (FWaaS) capabilities from the same vendor, up from less than 5% in 2020.” (Andrew Lerner, 2021) SASE incorporates security technology to
3 min read


What is Qbot / Qakbot
QBot, also known as Qakbot or pinkslipbot, is an information stealer that has been active since 2007. It is malware software that can monitor the browser's activities and lots of information on the victim's computer. It is also known as a banking trojan capable of stealing finance-related data from the infected device and loader by using c2 servers to target payload and downloads. Other important information that QBot can steal from a system are: Name of the account City Coun
3 min read


An Encounter with Pandora
Pandora ransomware came into the spotlight in March of 2022 after posting some high-profile victims on its leak site. The ransomware group announced its first victim on Feb 21st, 2022. Their biggest victim was Denso, a car parts manufacturer. After an attack on one of its offices in Germany, Denso confirmed that cybercriminals leaked stolen, classified information from the Japan-based car-components manufacturer. Pandora claims to have exfiltrated 1TB of data from Denso. So w
4 min read


How are your Backups?
Producing and preserving copies of data to safeguard businesses against data loss is referred to as backup and recovery. The data from backups are usually restored to its previous location or to a different place where it will be used to substitute the lost or damaged data. Companies of all sizes need to protect themselves against ransomware, phishing scams, malware, and other cyberattacks. These attacks can often completely devastate your company in the blink of an eye. Howe
3 min read


5 Reasons you should not pay ransomware attackers
Ransomware is the type of suspicious software Cybercriminals use to encrypt your data, rendering it unusable. As a result, the attackers demand the ransom money to release the victim's data. Once the attack is successfully executed, the victim has to pay money to access their data, but paying to the attacker is not a good decision because once they produce, the attacker knows they can get money from the victim, so they attack again and again. If you don't pay, you'll lose mo
3 min read
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