What is Umbral? Umbral is a type of malware known as a stealer. This classification includes malicious programs designed to steal valuable information from infected devices. Umbral has the ability to extract and exfiltrate data from systems and various installed applications. It is worth noting that the “Super Mario 3” malware has been observed distributing this program.
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Overview of Umbral malware
Umbral Malware operates by obtaining sensitive data from compromised systems, as mentioned in the introduction. However, it also possesses a range of anti-analysis features. When executed on a virtual machine, this stealer detects its presence and terminates itself. Additionally, Umbral adds itself to the exclusion list of Microsoft Defender, bypassing the anti-virus scan for threats.
The malware requests admin privileges from the user. If granted, it attempts to disable Microsoft Defender. With administrator privileges, Umbral blocks access to official websites of popular anti-virus tools and includes itself in the list of programs run at system startup, ensuring persistence.
Umbral primarily targets browsers, like other stealers. Its focus is on extracting various browsing-related information, particularly Internet cookies and saved usernames/passwords (full list of targeted browsers). The program also seeks to acquire information related to cryptocurrency wallets (full list).
In addition, Umbral can obtain Discord tokens and Telegram session files. For video gaming software, the stealer targets Roblox cookies and Minecraft session files. It can also take snapshots using integrated/attached cameras and capture screenshots.
In summary, the presence of malicious software like Umbral on devices can lead to serious privacy issues, financial losses, and even identity theft.
Examples of stealer-type malware
We have examined numerous malware samples, including stealers such as RedEnergy, RDStealer, and FadeStealer. Data-stealing programs can target specific details or a wide range of information. Moreover, malware is versatile and can have various functionalities, and stealers are no exception.
However, regardless of how malicious software operates, it poses severe threats to device integrity and user privacy. Therefore, immediate action is necessary to eliminate all threats upon detection.
Umbral was observed being spread by the Super Mario 3 malware, which is further discussed in our article on that infection. This stealer can be distributed using various methods.
Cybercriminals often use phishing and social engineering tactics to proliferate malware. Malicious programs are frequently disguised as or bundled with regular software/media.
Virulent files come in different formats, including executables (.exe, .run, etc.), archives (ZIP, RAR, etc.), documents (Microsoft Office, Microsoft OneNote, PDF, etc.), JavaScript, and more. When such a file is executed, run, or opened, the infection chain begins
.
Malware is primarily distributed through stealthy/deceptive drive-by downloads, untrustworthy download sources (e.g., freeware and third-party websites, Peer-to-Peer sharing networks, etc.), online scams, malicious attachments and links in spam emails/messages, malvertising, illegal software activation tools (“cracks”), and fake updates.
Furthermore, some malicious programs can self-spread via local networks and removable storage devices (e.g., external hard drives, USB flash drives, etc.).
How to avoid malware installation?
While browsing, it is crucial to exercise caution as fraudulent and malicious online content often appears legitimate and harmless. The same level of vigilance should be applied to incoming emails, DMs/PMs, SMSes, and other messages. Opening attachments or clicking on links from suspicious sources is not recommended, as they may contain infections.
Furthermore, all downloads should be done from official and verified channels. It is advisable to activate and update software using genuine functions/tools, as those obtained from third parties may contain malware.
Having a reputable and up-to-date anti-virus installed is of utmost importance. Regular system scans should be conducted using security programs to detect and remove any threats. If you suspect that your computer is already infected, we recommend running a scan with Gridinsoft Anti-Malware to automatically eliminate infiltrated malware.
| Name | Umbral Malware |
| Detection | Trojan:Win32/Sabsik.FL.B!ml on VirusTotal |
| Damage | Umbral and similar malware can result in severe consequences such as stolen passwords and banking information, identity theft, and the victim’s computer being added to a botnet. |
| Fix Tool | See If Your System Has Been Affected by Umbral Virus |
How to remove the Umbral from my PC?
Umbral malware is extremely hard to delete by hand. It stores its data in several places throughout the disk, and can get back itself from one of the parts. In addition, a range of changes in the windows registry, networking setups and also Group Policies are really hard to locate and return to the initial. It is much better to make use of a special program – exactly, an anti-malware program. GridinSoft Anti-Malware will definitely fit the most ideal for malware elimination reasons.
Why GridinSoft Anti-Malware? It is really lightweight and has its detection databases updated just about every hour. In addition, it does not have such bugs and vulnerabilities as Microsoft Defender does. The combination of these details makes GridinSoft Anti-Malware suitable for clearing away malware of any kind.
Remove the Umbral with GridinSoft Anti-Malware
- Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
- Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
- When the scan is over, you may choose the action for each detected virus. For all files of Umbral the default option is “Delete”. Press “Apply” to finish the malware removal.
Frequently Asked Questions (FAQ)
What is Umbral Malware?
Umbral Malware is a type of malicious software that falls under the category of “stealer” malware. It is designed to extract valuable information from infected devices, such as sensitive data, passwords, and banking credentials.
How does Umbral Malware spread?
Umbral Malware can be distributed through various methods, including being proliferated by other malware like the “Super Mario 3” malware. It can also be spread through phishing and social engineering tactics, disguised as or bundled with regular software/media, or distributed via malicious attachments and links in spam emails or messages.
What does Umbral Malware target?
Umbral Malware primarily targets browsers, aiming to extract browsing-related information such as Internet cookies and saved usernames/passwords. It also seeks to acquire information related to cryptocurrency wallets and can obtain Discord tokens, Telegram session files, Roblox cookies, and Minecraft session files.
What are the risks associated with Umbral Malware?
The risks associated with Umbral Malware include stolen passwords and banking information, potential identity theft, and the possibility of the victim’s computer being added to a botnet. These consequences can lead to financial losses, privacy breaches, and reputational damage.
How can I protect myself from Umbral Malware?
To protect yourself from Umbral Malware and similar threats, it is important to practice safe browsing habits, avoid opening suspicious attachments or clicking on links from unknown sources, and only download software from official and verified channels. Keeping your operating system and security software up to date and using reputable anti-malware tools can also help mitigate the risk.
What should I do if I suspect my device is infected with Umbral Malware?
If you suspect your device is infected with Umbral Malware or any other malware, it is recommended to run a scan with reputable anti-malware software to detect and remove the infection. Additionally, consider changing your passwords, monitoring your accounts for any suspicious activity, and seeking professional assistance if needed.
Can Umbral Malware be completely eliminated?
With the help of advanced anti-malware tools and proper security measures, it is possible to detect and remove Umbral Malware from infected devices. However, it is important to stay vigilant and regularly update your security software to protect against evolving malware threats.
Are there any other similar types of malware to be aware of?
Yes, there are various types of malware that pose similar risks, including other stealer-type malware like RedEnergy, RDStealer, and FadeStealer. It is essential to stay informed about the evolving threat landscape and take necessary precautions to protect your devices and personal information.
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