PUP.Gamehack.JY

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Last updated:

Threat Scorecard

Popularity Rank: 19,931
Threat Level: 10 % (Normal)
First Seen: September 3, 2026
Last Seen: September 28, 2026
OS(es) Affected: Windows

PUP.Gamehack.JY is a Potentially Unwanted Program (PUP) that targets Windows systems. While it is not classified as highly dangerous, its presence on a computer is generally considered undesirable, as it is often associated with game-hacking tools, modified game components, or software bundled alongside them. Like most PUPs, it may end up installed without a user fully understanding what it does or why it is there.

What Gamehack.JY Does

Gamehack.JY is identified as a native 64-bit Windows application that runs as a GUI-based program. Analysis shows it is not packed and does not carry a digital signature, meaning it has not been verified as coming from a trusted, identifiable publisher. The program includes interface elements associated with "imgui," a lightweight graphical library frequently used in applications that overlay information on top of other running programs, such as game-related utilities or hack tools.

During operation, Gamehack.JY has been observed creating or modifying a file on the system, specifically within a user's documents folder, suggesting it logs or tracks some form of initialization or execution state. It also makes use of a range of low-level Windows system calls to manage memory, handle files, and control process behavior. Additionally, it has been seen retrieving the current Windows username and invoking the ShellExecute function, which is commonly used to launch other programs or open files and links. This combination of behaviors is typical of utilities designed to inject functionality into other software or to interact closely with system-level processes.

How It Gets Onto Computers

PUPs like Gamehack.JY typically do not arrive through deliberate, informed installation. Instead, they are commonly bundled with other software, such as free downloads, game modification tools, cheat engines, or third-party installers. Users may unknowingly agree to install such programs while quickly clicking through installation wizards, or they may download them directly while searching for unofficial game hacks, trainers, or mods. Because the file lacks a digital signature, there is no way to verify its origin or confirm that it has not been altered from its original intended form.

Risks for the User

Although rated at the lowest danger level, Gamehack.JY still poses risks typical of its category. Programs in this class can behave unpredictably, interfere with normal system or application performance, and in some cases expose users to further unwanted software. Its ability to access the Windows username and launch other processes via ShellExecute means it could be used to execute additional files or scripts without clear user awareness, which could open the door to further unwanted installations.

Signs of Infection

Users may notice unfamiliar files appearing in their documents folder, unexpected background processes running, or unusual interface overlays appearing while using other software, particularly games. Since Gamehack.JY lacks a visible, user-facing window in many cases, its presence may only become apparent through security scans or system monitoring tools.

Staying Protected

To avoid PUPs like Gamehack.JY, it is wise to download software only from official and reputable sources, carefully read every step of an installation process, and avoid game hacks, trainers, or cheat tools from unverified websites. Keeping security software up to date and performing regular system scans can help detect and remove unwanted programs before they cause further issues.

Analysis Report

General information

Family Name: PUP.Gamehack.JY
Signature status: No Signature

Known Samples

MD5: c57466330870b8a198f431a89843e079
SHA1: 9e5004d2dd2b59a7b8528a76837ccdb5688056ab
SHA256: D8297F3FB57682256C8B1B18D34E72DA1B8FC041BDBB502B2B0F241E2203F443
File Size: 5.18 MB, 5176320 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have exports table
  • File doesn't have security information
  • File has TLS information
  • File is 64-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)
Show 1 more
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Traits

  • dll
  • imgui
  • x64

Block Information

Total Blocks: 8,158
Potentially Malicious Blocks: 2,453
Whitelisted Blocks: 5,627
Unknown Blocks: 78

Visual Map

... Data truncated
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Similar Families

  • Gamehack.JY

Files Modified

File Attributes
c:\users\user\documents\execution\initialized.txt Generic Write,Read Attributes

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAccessCheck
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtClose
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateFile
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtDeviceIoControlFile
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  • ntdll.dll!NtDuplicateToken
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • 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!NtQueryLicenseValue
  • 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!NtSetInformationThread
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtUnmapViewOfSectionEx
  • ntdll.dll!NtWaitForAlertByThreadId
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWorkerFactoryWorkerReady
  • ntdll.dll!NtWriteFile
  • UNKNOWN
User Data Access
  • GetUserName
Process Shell Execute
  • ShellExecute