Threat Database Trojans Trojan.MSIL.Downloader.CHGC

Trojan.MSIL.Downloader.CHGC

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 17,368
Threat Level: 80 % (High)
Infected Computers: 5
First Seen: December 31, 2025
Last Seen: June 8, 2026
OS(es) Affected: Windows

The detection of Trojan.MSIL.Downloader.CHGC indicates that your system has been compromised by a malicious threat. This type of threat is designed to secretly install and run on a computer without the user's knowledge or consent, potentially leading to a range of serious security issues. It's essential to understand the nature of this threat and take immediate action to remove it and prevent further damage.

What Is Trojan.MSIL.Downloader.CHGC?

Trojan.MSIL.Downloader.CHGC is a type of Trojan horse malware, which is a broad category of malicious software that disguises itself as legitimate to gain unauthorized access to a computer system. The name suggests it may be related to downloading additional malicious components, but without specific details, it's crucial to focus on general removal and system security practices. Trojans can be used for various malicious purposes, including data theft, espionage, and the distribution of additional malware.

How Trojan.MSIL.Downloader.CHGC Operates

Trojan.MSIL.Downloader.CHGC, like other Trojans, likely operates by exploiting vulnerabilities in software or tricking users into installing it. Once installed, it can communicate with its command and control servers to receive instructions or download additional malware. This can lead to a range of malicious activities, from stealing sensitive information to using the infected computer as part of a botnet for distributed denial-of-service (DDoS) attacks or spamming. Understanding how Trojans operate is key to preventing their spread and mitigating their impact.

Symptoms of Infection

Identifying a Trojan infection can be challenging because these malware types are designed to remain stealthy. However, some common symptoms may indicate a problem: unexpected changes to your computer settings, unusual network activity, slow system performance, and the appearance of unwanted programs or toolbars. If you suspect your system has been infected, it's crucial to act quickly to minimize potential damage.

How to Remove Trojan.MSIL.Downloader.CHGC

  1. Boot your computer in Safe Mode with Networking to limit the malware's ability to interfere with the removal process.
  2. Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system. Ensure the tool is updated with the latest definitions to increase the chances of detecting and removing the malware.
  3. Manually uninstall any suspicious programs that were installed around the time the malware was detected. Be cautious and only remove programs you are certain are malicious or unnecessary.
  4. Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings to remove any malicious extensions or settings changes made by the malware.
  5. After completing the above steps, reboot your computer and perform another full scan with your anti-malware tool to ensure the threat has been fully removed.

Conclusion

Removing Trojan.MSIL.Downloader.CHGC requires a careful and methodical approach to ensure the malware is completely eradicated from your system. It's also a critical reminder of the importance of maintaining good cybersecurity practices, including keeping your operating system and software up to date, using strong antivirus software, and being cautious when opening email attachments or downloading software from the internet. By taking these steps and staying informed, you can significantly reduce the risk of falling victim to malware and protect your digital assets.

Analysis Report

General information

Family Name: Trojan.MSIL.Downloader.CHGC
Signature status: No Signature

Known Samples

MD5: 0ed33cef1f4bff70f5035bc795dbc5a2
SHA1: 5338d7c7e945eed2d8fd46ceaff582fd3ff45727
SHA256: C8BB107E1BFC535162295C87E98F3F0B66B0345B10DE15AC30D9D6B1E1ACCB4A
File Size: 379.39 KB, 379392 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have debug information
  • File doesn't have exports table
  • File doesn't have security information
  • File is .NET application
  • File is 32-bit executable
  • File is either console or GUI application
  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
  • 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)

Windows PE Version Information

Name Value
Assembly Version 1.0.0.0
File Version 1.0.0.0
Internal Name Ffrckztdkyf.exe
Original Filename Ffrckztdkyf.exe
Product Version 1.0.0.0

File Traits

  • .NET
  • GenKrypt
  • HighEntropy
  • x86

Block Information

Total Blocks: 10
Potentially Malicious Blocks: 4
Whitelisted Blocks: 1
Unknown Blocks: 5

Visual Map

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

Files Modified

File Attributes
\device\namedpipe\dav rpc service Generic Read,Write Data,Write Attributes,Write extended,Append data
\device\namedpipe\pshost.134254649812681372.8448.defaultappdomain.powershell Generic Read,Write Data,Write Attributes,Write extended,Append data,LEFT 524288
\device\namedpipe\wkssvc Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\users\user\appdata\local\temp\__psscriptpolicytest_mam43xj5.5bu.psm1 Generic Write,Read Attributes
c:\users\user\appdata\local\temp\__psscriptpolicytest_xb4l2t3s.mzc.ps1 Generic Write,Read Attributes

Registry Modifications

Key::Value Data API Name
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe 䅈螏ǜ RegNtPreCreateKey

Windows API Usage

Category API
User Data Access
  • GetUserDefaultLocaleName
  • GetUserName
  • GetUserNameEx
  • GetUserObjectInformation
Encryption Used
  • BCryptOpenAlgorithmProvider
Anti Debug
  • IsDebuggerPresent
  • NtQuerySystemInformation
Other Suspicious
  • AdjustTokenPrivileges
Process Manipulation Evasion
  • NtUnmapViewOfSection
Syscall Use
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtClose
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateFile
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtCreateSemaphore
  • ntdll.dll!NtDuplicateObject
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  • ntdll.dll!NtEnumerateValueKey
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • 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!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtRequestWaitReplyPort
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWorkerFactoryWorkerReady
  • ntdll.dll!NtWriteFile
  • UNKNOWN

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