PUP.HackAgent.TC

The detection of PUP.HackAgent.TC indicates that your system has been compromised by a potentially unwanted program (PUP). This type of malware is designed to perform unwanted actions on your computer, often without your knowledge or consent. PUPs can be particularly problematic as they may not exhibit the typical behaviors of more overt malware, making them harder to detect and remove.

What Is PUP.HackAgent.TC?

PUP.HackAgent.TC is classified as a potentially unwanted program, which means it is not necessarily malicious in the traditional sense but can still cause significant issues for the user. These programs often find their way onto systems through bundled software downloads, where they are included alongside legitimate applications. Once installed, PUPs can lead to a range of problems, from annoying advertisements and slowed system performance to more serious issues like data theft and further malware infections.

How PUP.HackAgent.TC Operates

Understanding how PUP.HackAgent.TC operates is crucial for effective removal and prevention of future infections. Typically, PUPs like PUP.HackAgent.TC will install themselves on a system and then begin to execute their designed functions, which could include displaying unwanted advertisements, collecting user data, or even downloading and installing additional malware. They often disguise themselves as useful tools or integrate into the system in a way that makes them difficult to identify and uninstall.

Symptoms of Infection

Symptoms of a PUP.HackAgent.TC infection can vary but commonly include an increase in unwanted pop-ups or advertisements, unexpected changes to browser settings or homepage, slowed computer performance, and in some cases, the installation of additional unwanted software. Users might also notice that their web searches are being redirected to suspicious websites or that their personal data is being collected without their consent. Recognizing these symptoms early on can help in taking prompt action to remove the PUP and prevent further damage.

How to Remove PUP.HackAgent.TC

  1. Enter Safe Mode with Networking to limit the malware's ability to interfere with the removal process. This mode allows you to use the internet to download removal tools while limiting the programs that can run, making it easier to remove stubborn malware.
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter. These tools are designed to detect and remove PUPs and other types of malware, and they can often find and eliminate threats that might be missed by built-in security software.
  3. Uninstall any suspicious programs that you do not recognize or that were installed around the time you noticed the infection. Be cautious and only uninstall programs that you are certain are not needed, as removing necessary software can cause system instability.
  4. Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings. This can help remove any changes made by the PUP, such as altered homepages or the installation of unwanted extensions. The process for resetting browsers varies, so refer to the specific browser's support pages for instructions.
  5. Reboot your computer and perform another full scan with your anti-malware tool to ensure that all components of PUP.HackAgent.TC have been removed. This step is crucial as some malware can leave behind remnants that require a system restart to fully eliminate.

Conclusion

The removal of PUP.HackAgent.TC requires careful attention to detail and a systematic approach to ensure that all components of the malware are eliminated. By following the steps outlined above and maintaining vigilance in downloading and installing software, users can protect themselves against PUPs and other types of malware. Regular system scans, keeping software up to date, and being cautious with email attachments and downloads are also important practices for preventing future infections. Remember, prevention and quick action are key to minimizing the impact of malware infections and keeping your system secure.

Analysis Report

General information

Family Name: PUP.HackAgent.TC
Signature status: No Signature

Known Samples

MD5: 5525b01b7ff46ec00839adcbb6db16ba
SHA1: 84f15356564d34d26d8a0c1d86c33fdd225d6634
SHA256: 3F82707634DBC274FDABD7F22E2C91C88662B06FB39056983BD2E7AC87C8B529
File Size: 212.99 KB, 212992 bytes
MD5: e417dfe7b4d7cea4a9692f2be656da5f
SHA1: 14020787c991a61d9359d2f32033bde6823b89de
SHA256: 22665BACD6E019B4AC59CDAE4EFC4F2FD5B7CAA6CE9BA0FF6D7B61FE941D8E1C
File Size: 34.82 KB, 34816 bytes
MD5: fd21b2d7a90ebded0dc2303d2409d3c9
SHA1: de446ebfaf2d82ac3b1b90c3e8e6aee55b7f2e2c
SHA256: 8105EE5B83AC267A11069E836E46A94A4AEB043D404E2177B5479A18D35E16A8
File Size: 84.99 KB, 84992 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 relocations information
  • File doesn't have security information
  • File has been packed
  • File has TLS information
  • File is 64-bit executable
  • File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
  • File is either console or GUI application
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  • 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)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Traits

  • No Version Info
  • packed
  • WriteProcessMemory
  • x64

Block Information

Total Blocks: 264
Potentially Malicious Blocks: 20
Whitelisted Blocks: 227
Unknown Blocks: 17

Visual Map

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ? ? ? ? 0 ? ? 0 ? ? ? ? 0 0 0 0 0 0 0 0 ? 0 ? 1 0 ? 0 0 0 0 0 0 0 0 0 0 0 x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ? 0 0 0 0 0 x 0 0 0 0 0 0 0 0 x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x x x 0 x x x 0 x ? ? x 0 0 0 0 0 0 0 0 x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x x x x ? 0 x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x x x 0 0 0 2 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Similar Families

  • Kryptik.KBBI

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\cmd.exe ט玢ꊱǜ RegNtPreCreateKey

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtClose
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtDeviceIoControlFile
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtNotifyChangeKey
  • ntdll.dll!NtOpenEvent
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  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtOpenThread
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryDirectoryFileEx
  • ntdll.dll!NtQueryFullAttributesFile
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQueryKey
  • ntdll.dll!NtQueryPerformanceCounter
  • ntdll.dll!NtQuerySecurityObject
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtQueryWnfStateData
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationKey
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtTerminateProcess
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWriteFile
  • UNKNOWN
Process Manipulation Evasion
  • NtUnmapViewOfSection

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