Threat Database Trojans Trojan.CoinLoader.C

Trojan.CoinLoader.C

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 18,334
Threat Level: 80 % (High)
Infected Computers: 782
First Seen: September 1, 2021
Last Seen: June 2, 2026
OS(es) Affected: Windows

The detection of Trojan.CoinLoader.C indicates that your system has been compromised by a potentially malicious threat. This type of threat is generally categorized as a Trojan, which is a broad term for malware that disguises itself as legitimate software. Trojans can cause significant harm to your system and data, making it essential to understand the nature of this threat and take immediate action to remove it.

What Is Trojan.CoinLoader.C?

Trojan.CoinLoader.C is a type of malware that is designed to secretly install and run on a compromised computer. The specifics of its operation and the goals of its creators are not detailed in this report, but it is known to be a threat that can lead to various malicious activities. Trojans, in general, are known for their ability to open backdoors, allowing unauthorized access to the infected system, steal sensitive information, and disrupt system operation.

How Trojan.CoinLoader.C Operates

While the exact mechanisms of Trojan.CoinLoader.C are not specified, Trojans typically operate by exploiting vulnerabilities in software or tricking users into installing them. Once installed, they can communicate with their command and control servers to receive instructions, which might include downloading additional malware, stealing data, or using the infected computer for malicious activities such as cryptocurrency mining or spamming. The operation of Trojan.CoinLoader.C would likely follow similar patterns, aiming to remain stealthy to avoid detection.

Symptoms of Infection

Symptoms of a Trojan infection can be subtle and may not always be immediately apparent. Common signs include a significant slowdown in system performance, unexpected changes in system settings, appearance of unfamiliar programs or icons, and increased network activity. Sometimes, Trojans can also lead to frequent crashes, pop-ups, or other annoying behaviors. However, some Trojans are designed to operate silently, making them difficult to detect without proper security software.

How to Remove Trojan.CoinLoader.C

  1. Boot into Safe Mode with Networking: This will limit the malware's ability to interfere with the removal process. To do this, restart your computer and press the key to access your boot menu (this key varies by manufacturer but is often F8, F12, or Del). Select Safe Mode with Networking.
  2. Run a Full Scan with a Reputable Tool: Use a reputable anti-malware tool, such as SpyHunter, to scan your system for malware. Ensure the tool is updated to the latest version to increase the chances of detecting and removing Trojan.CoinLoader.C.
  3. Uninstall Suspicious Programs: Go through your installed programs and remove any that you do not recognize or that were installed around the time you suspect the infection occurred.
  4. Reset Your Browsers: Resetting your browsers (Chrome, Firefox, Edge) to their default settings can help remove any malicious extensions or settings changes made by the Trojan.
  5. Reboot and Re-scan: After completing the above steps, reboot your computer and run another full scan with your anti-malware tool to ensure that the threat has been fully removed.

Conclusion

The detection and removal of Trojan.CoinLoader.C require immediate attention to prevent further damage to your system and data. By following the steps outlined above and maintaining vigilance through regular system scans and updates, you can protect your computer from similar threats in the future. Remember, prevention is key, so always be cautious when downloading software, opening email attachments, or clicking on links from unknown sources.

Analysis Report

General information

Family Name: Trojan.CoinLoader.C
Signature status: Hash Mismatch

Known Samples

MD5: 739751ee594fa388ff07aa5e97c772a8
SHA1: 6e36918ab42fbf28fa884256ed76cee520c01704
SHA256: ED38FECA73E57A44BC1DC308EF3584B7718666C7EBD7CB67ABCB558B8B978458
File Size: 598.47 KB, 598472 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have debug information
  • File doesn't have relocations information
  • File has exports table
  • File is 32-bit executable
  • File is either console or GUI application
  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
  • File is Native application (NOT .NET application)
  • File is not packed
  • IMAGE_FILE_DLL is not set inside PE header (Executable)
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  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

Digital Signatures

Signer Root Status
Microsoft Corporation Microsoft Code Signing PCA 2010 Hash Mismatch

File Traits

  • dll
  • HighEntropy
  • x86

Block Information

Total Blocks: 2
Potentially Malicious Blocks: 1
Whitelisted Blocks: 1
Unknown Blocks: 0

Visual Map

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

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtClose
  • ntdll.dll!NtCreateFile
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtQueryAttributesFile
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  • ntdll.dll!NtQueryDebugFilterState
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQuerySystemInformationEx
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtReadFile
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationFile
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWriteFile
Process Manipulation Evasion
  • NtUnmapViewOfSection
Process Shell Execute
  • CreateProcess
Anti Debug
  • NtQuerySystemInformation

Shell Command Execution

C:\WINDOWS\SysWOW64\rundll32.exe C:\WINDOWS\system32\rundll32.exe c:\users\user\downloads\6e36918ab42fbf28fa884256ed76cee520c01704_0000598472.,LiQMAxHB

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