Trojan.Agent.CLAEA
Threat Scorecard
EnigmaSoft Threat Scorecard
EnigmaSoft Threat Scorecards are assessment reports for different malware threats which have been collected and analyzed by our research team. EnigmaSoft Threat Scorecards evaluate and rank threats using several metrics including real-world and potential risk factors, trends, frequency, prevalence, and persistence. EnigmaSoft Threat Scorecards are updated regularly based on our research data and metrics and are useful for a wide range of computer users, from end users seeking solutions to remove malware from their systems to security experts analyzing threats.
EnigmaSoft Threat Scorecards display a variety of useful information, including:
Popularity Rank: The ranking of a particular threat in EnigmaSoft’s Threat Database.
Severity Level: The determined severity level of an object, represented numerically, based on our risk modeling process and research, as explained in our Threat Assessment Criteria.
Infected Computers: The number of confirmed and suspected cases of a particular threat detected on infected computers as reported by SpyHunter.
See also Threat Assessment Criteria.
| Threat Level: | 80 % (High) |
| Infected Computers: | 5 |
| First Seen: | August 22, 2024 |
| Last Seen: | October 18, 2026 |
| OS(es) Affected: | Windows |
Trojan.Agent.CLAEA is a dangerous Windows Trojan that can quietly take hold of a computer and give attackers far-reaching control over it. With a danger rating of 8 out of 10, this threat belongs to the broad "Agent" family of generic Trojans, which are designed to infiltrate systems unnoticed and carry out a variety of harmful tasks in the background, often without the user ever realizing something is wrong.
Table of Contents
What Trojan.Agent.CLAEA Does
Once active on a system, Trojan.Agent.CLAEA runs silently in the background, avoiding obvious signs of its presence. It is built as a native 64-bit Windows executable that interacts directly with low-level system components, which allows it to carry out its malicious routines with a degree of stealth. Typical behavior for this kind of Trojan includes allowing remote attackers to gain extensive control over the infected machine, covertly deleting files, and installing additional malware onto the system. Because it operates quietly and does not rely on an obvious graphical interface, victims may have no visible indication that their computer has been compromised until damage has already been done.
How It Usually Gets onto Computers
Like other members of the Agent Trojan family, Trojan.Agent.CLAEA typically spreads by exploiting unpatched system vulnerabilities and security flaws. It is commonly bundled with software downloaded from malicious or compromised websites, or delivered through email attachments sent from untrusted or unknown sources. These attachments can be disguised using a variety of file extensions, including executable files as well as files that appear to be harmless media or image formats. Users who download pirated software, click on suspicious links, or open unexpected email attachments are at increased risk of picking up this type of infection.
Risks for the User
The consequences of a Trojan.Agent.CLAEA infection can be severe. Because this threat can grant attackers remote control over the infected system, it opens the door to a wide range of secondary attacks, including data theft, installation of additional malicious programs, and manipulation or deletion of important files. Infected systems may also be used as a launching point for further attacks on other devices or networks. Given its high danger rating, this Trojan should be treated as a serious threat to both personal data and overall system security.
Signs of Infection
Because Trojan.Agent.CLAEA is designed to run silently, it can be difficult to detect through normal use alone. However, users may notice warning signs such as unexpected slowdowns in system performance, unusual background processes consuming system resources, unexplained changes to files, programs behaving erratically, or new and unfamiliar software appearing on the system without explanation. Any unexpected network activity or unusual outbound connections could also indicate that a Trojan is communicating with a remote attacker.
How to Stay Protected
To reduce the risk of infection, users should keep their operating system and all installed software fully updated, since this Trojan often relies on exploiting known security vulnerabilities. It is important to avoid downloading software from untrustworthy or unofficial websites and to be cautious with email attachments, especially those from unknown senders or with unexpected file types. Regularly backing up important data, using strong security practices, and running reputable, up-to-date malware scanning tools can help detect and remove threats like Trojan.Agent.CLAEA before they cause significant harm.
Analysis Report
General information
| Family Name: | Trojan.Agent.CLAEA |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
e368f37c47ff27c0227a2d75816a9241
SHA1:
0984a1cfbdafa126e8aa66a768cdc54d422795e8
SHA256:
A1FD881B1F4DEB168570F8D86CDE628AE683390FEAA817E1286D0D4404E61BFE
File Size:
391.17 KB, 391168 bytes
|
Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have exports table
- File doesn't have security information
- File is 64-bit executable
- File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
- File is either console or GUI application
- File is Native application (NOT .NET application)
- File is not packed
- IMAGE_FILE_DLL is not set inside PE header (Executable)
- IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)
File Traits
- No Version Info
- ntdll
- x64
Block Information
Block Information
During analysis, EnigmaSoft breaks file samples into logical blocks for classification and comparison with other samples. Blocks can be used to generate malware detection rules and to group file samples into families based on shared source code, functionality and other distinguishing attributes and characteristics. This section lists a summary of this block data, as well as its classification by EnigmaSoft. A visual representation of the block data is also displayed, where available.| Total Blocks: | 1,167 |
|---|---|
| Potentially Malicious Blocks: | 2 |
| Whitelisted Blocks: | 1,113 |
| Unknown Blocks: | 52 |
Visual Map
? - Unknown Block
x - Potentially Malicious Block
Windows API Usage
Windows API Usage
This section lists Windows API calls that are used by the samples in this family. Windows API usage analysis is a valuable tool that can help identify malicious activity, such as keylogging, security privilege escalation, data encryption, data exfiltration, interference with antivirus software, and network request manipulation.| Category | API |
|---|---|
| Syscall Use |
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