PUP.GHInstaller.A

The detection of PUP.GHInstaller.A on your system indicates the presence of a potentially unwanted program (PUP) that may be causing issues with your computer's performance and security. It's essential to understand the nature of this threat and take appropriate steps to remove it to prevent any potential harm.

What Is PUP.GHInstaller.A?

PUP.GHInstaller.A is a type of malware that is classified as a potentially unwanted program. This means that it may not be as harmful as other types of malware, such as viruses or Trojans, but it can still cause problems with your system. PUPs are often installed unintentionally by users, usually through bundled software downloads or misleading advertisements. They can collect user data, display unwanted ads, and slow down system performance.

How PUP.GHInstaller.A Operates

PUP.GHInstaller.A, like other PUPs, operates by installing itself on a user's system without their full knowledge or consent. It may be bundled with other software or presented as a useful tool, but its primary purpose is to generate revenue for its creators through advertising or data collection. Once installed, it can start collecting user data, such as browsing history and search queries, and use this information to display targeted ads. It may also slow down system performance by consuming system resources and causing conflicts with other programs.

Symptoms of Infection

If your system is infected with PUP.GHInstaller.A, you may notice several symptoms. These can include unwanted ads or pop-ups, slow system performance, and unfamiliar programs or toolbars installed on your browser. You may also notice that your browser's homepage or search engine has been changed without your consent. Additionally, you may experience system crashes or freezes, and your system may become more vulnerable to other types of malware.

  • Unwanted ads or pop-ups
  • Slow system performance
  • Unfamiliar programs or toolbars installed on your browser
  • Changed browser homepage or search engine
  • System crashes or freezes

How to Remove PUP.GHInstaller.A

  1. Boot your system in Safe Mode with Networking to prevent the malware from loading and to allow you to download and install removal tools.
  2. Download and install a reputable anti-malware tool, such as SpyHunter, and perform a full scan of your system to detect and remove PUP.GHInstaller.A and any other malware.
  3. Uninstall any suspicious programs or applications that you do not recognize or that were installed without your consent.
  4. Reset your browser settings to their default values, including Chrome, Firefox, and Edge, to remove any unwanted extensions or add-ons.
  5. Reboot your system and perform another scan with your anti-malware tool to ensure that the malware has been completely removed.

Conclusion

Removing PUP.GHInstaller.A from your system is crucial to prevent any potential harm and to restore your system's performance and security. By following the steps outlined above, you can effectively remove this malware and prevent future infections. It's also essential to practice safe computing habits, such as avoiding suspicious downloads and being cautious when clicking on ads or links, to minimize the risk of malware infections. Regularly updating your operating system and software, as well as using reputable anti-malware tools, can also help protect your system from various types of malware.

Analysis Report

General information

Family Name: PUP.GHInstaller.A
Signature status: No Signature

Known Samples

MD5: 02d722b626aa3334c6a5b29b27855af8
SHA1: 8137e7e2f9a937bf1d9419aa85d1c9170db00856
File Size: 310.78 KB, 310784 bytes
MD5: e36277f34f739f9b8c70292ac2a72efb
SHA1: 6284fa98d393965d2de9d4e92ad43cf41c5578de
SHA256: 6933DFF2E224C408340683F9B1CC9A46BDB6C5A415C15B72661F9C70BF17F9A3
File Size: 52.22 KB, 52224 bytes
MD5: 05c74429b9089f595675ee9f630dc62f
SHA1: 4cc62c0b11cfb422be1f63ca0b593ad75bc7b159
SHA256: FB02284C533E81063298C6029B1EC3DA4DE79A1E9FD93A4F2E1A830192CACB2A
File Size: 23.55 KB, 23552 bytes
MD5: 920e4d11a1d5f27ea4bd1a3f13a59146
SHA1: 0c7b8dca9c05cefc537f3b2ea1405ff39fc4a8f0
SHA256: D13B81322BB3C29B9E647843F7028FC5AC9880ADEFFDE2A2F9A6F82A21470E5B
File Size: 310.78 KB, 310784 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have debug information
  • File doesn't have relocations information
  • File doesn't have resources
  • File doesn't have security information
  • File has been packed
  • File has exports table
  • File is 32-bit executable
  • File is either console or GUI application
  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
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  • 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 Icons

File Traits

  • dll
  • HighEntropy
  • No Version Info
  • packed
  • x86

Block Information

Total Blocks: 1,075
Potentially Malicious Blocks: 2
Whitelisted Blocks: 297
Unknown Blocks: 776

Visual Map

? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? 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 ? 0 ? 0 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? 0 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? 0 ? ? ? ? 0 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? 0 ? ? 0 ? ? ? ? ? ? ? ? ? ? ? ? 0 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? 0 ? ? ? ? ? ? ? ? ? ? 0 ? ? ? ? ? ? ? ? 0 ? ? ? ? ? 0 0 ? ? ? ? ? ? ? 0 ? ? ? ? ? 0 0 ? ? ? 0 ? 0 ? ? ? x x 0 0 0 0 0 0 0 1 ? 0 ? ? 0 ? ? ? ? ? ? ? ? ? 0 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? 0 ? ? ? ? 0 ? ? ? 1 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 1 1 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 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 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 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 1 1 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 0 0 0 0 0 0
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!NtProtectVirtualMemory
Show More
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryDebugFilterState
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationThread
  • 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
  • ntdll.dll!NtWriteVirtualMemory
  • win32u.dll!NtUserGetKeyboardLayout
  • win32u.dll!NtUserGetThreadState
Process Shell Execute
  • CreateProcess
Anti Debug
  • NtQuerySystemInformation

Shell Command Execution

C:\WINDOWS\SysWOW64\rundll32.exe C:\WINDOWS\system32\rundll32.exe c:\users\user\downloads\6284fa98d393965d2de9d4e92ad43cf41c5578de_0000052224.,LiQMAxHB
C:\WINDOWS\SysWOW64\rundll32.exe C:\WINDOWS\system32\rundll32.exe c:\users\user\downloads\4cc62c0b11cfb422be1f63ca0b593ad75bc7b159_0000023552.,LiQMAxHB

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