PUP.iWin.A

The detection of PUP.iWin.A on your system indicates the presence of a potentially unwanted program (PUP) that may be compromising your computer's security and performance. It is essential to understand the nature of this threat and take immediate action to remove it and prevent future infections.

What Is PUP.iWin.A?

PUP.iWin.A is a type of malware that is classified as a potentially unwanted program. This category of threats includes software that may not be malicious in the classical sense but can still cause significant disruptions to your system's operation and potentially expose you to more severe risks. PUPs often find their way onto computers through bundled software installations, where they are included alongside legitimate applications without the user's full knowledge or consent.

How PUP.iWin.A Operates

Once installed, PUP.iWin.A can operate in various ways to compromise your system. It may display unwanted advertisements, collect user data without consent, or even install additional unwanted software. These programs can also modify system settings, affect browser performance, and in some cases, act as a conduit for more dangerous malware by exploiting vulnerabilities or creating backdoors. Understanding how PUP.iWin.A operates is crucial for devising an effective removal strategy and preventing re-infection.

Symptoms of Infection

Symptoms of a PUP.iWin.A infection can vary but commonly include an increase in unwanted pop-ups, slower system performance, unexpected changes in browser settings, and the presence of unfamiliar programs. Users may also notice that their web searches are being redirected to unwanted sites or that their personal data is being collected without their consent. Recognizing these symptoms early on can help in mitigating the damage caused by the PUP.

How to Remove PUP.iWin.A

1. Boot your computer in Safe Mode with Networking to prevent the malware from loading and to give you a clean environment to work in.
2. Conduct a full scan of your system using a reputable anti-malware tool, such as SpyHunter, to detect and remove all instances of PUP.iWin.A and any other associated malware.
3. Uninstall any suspicious programs that you do not recognize or that were installed around the time the PUP was detected. Be cautious and only uninstall programs you are certain are not needed.
4. Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings to remove any unwanted extensions or settings changes made by the PUP.
5. After completing the above steps, reboot your computer and perform another scan with your anti-malware tool to ensure that all traces of the PUP have been removed.

Conclusion

Removing PUP.iWin.A from your system requires a combination of technical knowledge and the right tools. By understanding what PUP.iWin.A is, how it operates, and being aware of the symptoms of infection, you can take proactive steps to secure your computer. Following the removal steps outlined above can help ensure that your system is cleaned of this potentially unwanted program. Remember, prevention is key; always be cautious when installing software, read user agreements carefully, and keep your security software up to date to protect against future threats.

Analysis Report

General information

Family Name:	PUP.iWin.A
Signature status:	Root Not Trusted

Known Samples

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Known Samples

This section lists other file samples believed to be associated with this family.

MD5: f117395295752ec82ee4c03f30a6c2cd SHA1: efd4eb4e9568e5f7abfd1853fd0b6892c367bb54 SHA256: 95306DB4A4B71F6D19389FA36351EEC13460DF2DBE21F13E6B8B37908D860B2D File Size: 2.09 MB, 2087360 bytes

MD5: 257877d3d366af1d2029329aae48c089 SHA1: 9ae0ba8e22f61dc78e1876a470908242ec133bbd SHA256: 0D6CA16D6EB21B2E42930123B733FCAE7A0490296151CF73F7681FD6AFEF45E4 File Size: 1.31 MB, 1307512 bytes

Windows Portable Executable Attributes

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Windows Portable Executable Attributes

This section lists file attributes found within family samples. These attributes are extracted from the files’ Windows PE (Portable Executable) specification and various system flags. Portable Executable Attributes give malware researchers insight into a file’s functionality, executable details, platform and runtime environment.

• 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 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)

File Icons

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File Icons

This section displays icon resources found within family samples. Malware often replicates icons commonly associated with legitimate software to mislead users into believing the malware is safe.

Windows PE Version Information

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Windows PE Version Information

This section displays values and attributes that have been set in the Windows file version information data structure for samples within this family. To mislead users, malware actors often add fake version information mimicking legitimate software.

Name	Value
Company Name	iWin Inc.
File Description	iWin Games Manager V4
File Version	4.2.2.141
Legal Copyright	(c)2019 iWin Inc.
Product Name	iWin Games Manager V4
Product Version	4.2.2.141

Digital Signatures

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Digital Signatures

This section lists digital signatures that are attached to samples within this family. When analyzing and verifying digital signatures, it is important to confirm that the signature’s root authority is a well-known and trustworthy entity and that the status of the signature is good. Malware is often signed with non-trustworthy “Self Signed” digital signatures (which can be easily created by a malware author with no verification). Malware may also be signed by legitimate signatures that have an invalid status, and by signatures from questionable root authorities with fake or misleading “Signer” names.

Signer	Root	Status
iWin, Inc.	Microsoft ID Verified Code Signing PCA 2021	Root Not Trusted

File Traits

• x86

Files Modified

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Files Modified

This section lists files that were created, modified, moved and/or deleted by samples in this family. File system activity can provide valuable insight into how malware functions on the operating system.

File	Attributes
\device\namedpipe\fgmtotrayapppipe	Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\program files (x86)\iwin games manager v4\fgm.exe	Generic Write,Read Attributes
c:\program files (x86)\iwin games manager v4\fgmtray.exe	Generic Write,Read Attributes
c:\program files (x86)\iwin games manager v4\lnahelper.exe	Generic Write,Read Attributes
c:\program files (x86)\iwin games manager v4\usslauncher.exe	Generic Write,Read Attributes
c:\program files (x86)\iwin games manager v4\usswatcher.exe	Generic Write,Read Attributes
c:\programdata\iwin streaming service\global\config\channels.dat	Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\programdata\iwin streaming service\global\config\channels.dat-journal	Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\programdata\iwin streaming service\global\config\games.dat	Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\programdata\iwin streaming service\global\config\games.dat-journal	Generic Read,Write Data,Write Attributes,Write extended,Append data

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c:\programdata\iwin streaming service\global\config\global.cfg	Generic Write,Read Attributes
c:\programdata\iwin streaming service\global\config\modules.dat	Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\programdata\iwin streaming service\global\config\modules.dat-journal	Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\programdata\iwin streaming service\global\config\shortcuts.dat	Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\programdata\iwin streaming service\global\config\shortcuts.dat-journal	Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\programdata\iwin streaming service\global\logs\gm.database.log-[2025-12-27].log	Generic Write,Read Attributes
c:\programdata\iwin streaming service\global\logs\gm.database.log-[2025-12-28].log	Generic Write,Read Attributes
c:\programdata\iwin streaming service\global\logs\gm.main.log-[2025-12-27].log	Generic Write,Read Attributes
c:\programdata\iwin streaming service\global\logs\gm.main.log-[2025-12-28].log	Generic Write,Read Attributes
c:\programdata\iwin streaming service\global\logs\startup.dat	Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\programdata\iwin streaming service\global\logs\startup.dat-journal	Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\programdata\iwin streaming service\global\logs\upgrader.log	Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\users\user\appdata\local\temp\nsaa351.tmp\modern-header.bmp	Generic Write,Read Attributes
c:\users\user\appdata\local\temp\nsaa351.tmp\modern-wizard.bmp	Generic Write,Read Attributes
c:\users\user\appdata\local\temp\nsfa2d3.tmp	Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete
c:\users\user\appdata\local\temp\nslbe35.tmp	Synchronize,Write Attributes
c:\users\user\appdata\local\temp\nslbe35.tmp\nsprocess.dll	Generic Write,Read Attributes
c:\users\user\appdata\local\temp\nslbe35.tmp\nsprocess.dll	Synchronize,Write Attributes

Registry Modifications

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Registry Modifications

This section lists registry keys and values that were created, modified and/or deleted by samples in this family. Windows Registry activity can provide valuable insight into malware functionality. Additionally, malware often creates registry values to allow itself to automatically start and indefinitely persist after an initial infection has compromised the system.

Key::Value	Data	API Name
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::displayversion	4.2.2.141	RegNtPreCreateKey
HKLM\software\policies\google\chrome\localnetworkaccessallowedforurls::1	[*.]iwin.com	RegNtPreCreateKey
HKLM\software\policies\google\chrome\localnetworkaccessallowedforurls::1	[*.]iplay.com	RegNtPreCreateKey
HKLM\software\policies\google\chrome\localnetworkaccessallowedforurls::1	msnprod.oberon-media.com	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey

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HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::proxybypass		RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::intranetname		RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::uncasintranet		RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::autodetect		RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::proxybypass		RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::intranetname		RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::uncasintranet		RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::autodetect		RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc3475	�    xy * � /�� Y� d� kP~ � ��ރ �p��^ �o ���z ee AVs}kP~��1p�� 7 � �� ﺃe e�� � ��1 �� fe�� g	RegNtPreCreateKey
HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc1c75	�j 8��8 1z��B �8 �6 �v y� z�Z xy �� �a ۀ T�B������1�����5����ee  +Bx�< ��5 � �7 �!wz"M)"Wc#�#�� $kF $��%"�%:�%� &� &�x'�(�(X�)�`*J*9 *�^ +�[+��,=�,��	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::proxybypass		RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::intranetname		RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::uncasintranet		RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::autodetect		RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::proxybypass		RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::intranetname		RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::uncasintranet		RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::autodetect		RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\uninstall\iwin games manager v4::streamingservicepath	C:\ProgramData\iWin Streaming Service	RegNtPreCreateKey
HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc3475	�    xy * � /�� Y� d� kP~ � ��ރ �p��^ �o ���z ee BVs}kP~��1p�� 7 � �� ﺃe e�� � ��1 �� fe�� g	RegNtPreCreateKey
HKLM\system\controlset001\control\session manager::pendingfilerenameoperations	*1\??\C:\Windows\SystemTemp\MicrosoftEdgeUpdate.exe.old5af52*1\??\C:\Windows\SystemTemp\CopilotUpdate.exe.old5af62*1\??\C:\P	RegNtPreCreateKey
HKLM\system\controlset001\control\session manager::pendingfilerenameoperations	*1\??\C:\Windows\SystemTemp\MicrosoftEdgeUpdate.exe.old5af52*1\??\C:\Windows\SystemTemp\CopilotUpdate.exe.old5af62*1\??\C:\P	RegNtPreCreateKey

Windows API Usage

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Windows API Usage

This section lists Windows API calls that are used by the samples in this family. Windows API usage analysis is a valuable tool that can help identify malicious activity, such as keylogging, security privilege escalation, data encryption, data exfiltration, interference with antivirus software, and network request manipulation.

Category	API
Anti Debug	NtQuerySystemInformation
Process Manipulation Evasion	NtUnmapViewOfSection
Process Shell Execute	CreateProcess ShellExecuteEx
Service Control	OpenSCManager OpenService
Network Winsock2	WSAStartup
Network Winhttp	WinHttpOpen
Keyboard Access	GetKeyState

Shell Command Execution

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Shell Command Execution

This section lists Windows shell commands that are run by the samples in this family. Windows Shell commands are often leveraged by malware for nefarious purposes and can be used to elevate security privileges, download and launch other malware, exploit vulnerabilities, collect and exfiltrate data, and hide malicious activity.

"C:\Program Files (x86)\iWin Games Manager V4\LnaHelper.exe"

"C:\Program Files (x86)\iWin Games Manager V4\FGM.exe" -service.ensuresettings=true

open C:\Program Files (x86)\iWin Games Manager V4\UssWatcher.exe -service.start=true

"C:\Program Files (x86)\iWin Games Manager V4\FGM.exe" -service.run=true

open C:\Program Files (x86)\iWin Games Manager V4\UssWatcher.exe -service.start=true