Threat Database Trojans Trojan.CoinMiner.AN

Trojan.CoinMiner.AN

By CagedTech in Trojans

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 315
First Seen: July 21, 2021
Last Seen: November 13, 2025
OS(es) Affected: Windows

The detection of Trojan.CoinMiner.AN on your system indicates a potential security threat that requires immediate attention. This type of malware is designed to compromise your computer's resources for malicious purposes, and it's essential to understand its nature and take steps to remove it to prevent further damage.

What Is Trojan.CoinMiner.AN?

Trojan.CoinMiner.AN is a type of Trojan horse malware that is primarily designed to utilize your computer's resources for cryptocurrency mining without your knowledge or consent. This type of malware can be particularly stealthy, as it may not exhibit the typical symptoms of a virus, such as slowing down your computer or displaying annoying pop-ups. Instead, it operates in the background, consuming system resources and potentially causing increased electricity bills and reduced system performance over time.

How Trojan.CoinMiner.AN Operates

Once installed on your system, Trojan.CoinMiner.AN begins to operate by allocating your computer's processing power to mine for cryptocurrencies. This process can lead to significant system slowdowns, especially if the malware is configured to utilize a large portion of your computer's resources. The malware may also communicate with its command and control servers to receive updates or transmit mined cryptocurrency. It's crucial to note that this type of malware can be spread through various means, including infected software downloads, phishing emails, or exploited vulnerabilities in your system or applications.

Symptoms of Infection

Identifying a Trojan.CoinMiner.AN infection can be challenging due to its stealthy nature. However, some common symptoms may include increased CPU usage, slowed system performance, overheating of your computer, and increased electricity bills. You might also notice that your computer's fans are working more intensely than usual, even when you're not running resource-intensive applications. If you suspect that your system is infected, it's essential to take immediate action to remove the malware and prevent further damage.

How to Remove Trojan.CoinMiner.AN

  1. Boot your computer in Safe Mode with Networking to prevent the malware from loading and to gain better control over your system.
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter, to detect and remove all components of the Trojan.CoinMiner.AN malware.
  3. Uninstall any suspicious programs or applications that you don't recognize or that were installed around the time the malware was detected.
  4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or settings that the malware may have installed.
  5. Reboot your computer and perform another full scan with your anti-malware tool to ensure that all remnants of the malware have been removed.

Conclusion

Removing Trojan.CoinMiner.AN from your system requires a combination of technical knowledge and the right tools. By following the steps outlined above and maintaining good computing practices, such as keeping your operating system and software up to date, using strong antivirus software, and being cautious when clicking on links or downloading attachments, you can help protect your system from future infections. Remember, prevention is key, and staying informed about the latest threats and best practices for computer security is essential in today's digital landscape.

Analysis Report

General information

Family Name: Trojan.CoinMiner.AN
Signature status: No Signature

Known Samples

MD5: ed3dc4d2dc168406488f1b41a129848f
SHA1: 61f97ff08477be61b8beecebe4f834b1d5fc8b1c
SHA256: 314A7945898D3411803FB75A795E7E2D7B21EB4314819CBBF581A9B74CB698BE
File Size: 23.04 KB, 23040 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 .NET application
  • File is 32-bit executable
  • File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
  • File is either console or GUI 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)

Windows PE Version Information

Name Value
Assembly Version 1.0.0.0
Company Name ClaymoreDual14
File Description ClaymoreDual14
File Version 1.0.0.0
Internal Name ClaymoreDual14.dll
Original Filename ClaymoreDual14.dll
Product Name ClaymoreDual14
Product Version 1.0.0

File Traits

  • .NET
  • dll
  • x86

Block Information

Total Blocks: 26
Potentially Malicious Blocks: 12
Whitelisted Blocks: 14
Unknown Blocks: 0

Visual Map

0 0 0 x x 0 x x 0 0 x x x x x x 0 x 0 0 0 0 0 0 x 0
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Similar Families

  • CoinMiner.AN

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAccessCheck
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtClose
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtDuplicateToken
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
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  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenProcessTokenEx
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtOpenSemaphore
  • ntdll.dll!NtOpenThreadTokenEx
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryDebugFilterState
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQueryKey
  • ntdll.dll!NtQueryPerformanceCounter
  • ntdll.dll!NtQuerySecurityAttributesToken
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtQueryWnfStateData
  • ntdll.dll!NtReleaseMutant
  • ntdll.dll!NtReleaseSemaphore
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtRequestWaitReplyPort
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtUnmapViewOfSectionEx
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWriteFile
  • UNKNOWN

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