Trojan.MSIL.Inject.GNB

The detection of Trojan.MSIL.Inject.GNB on your system indicates a potential security threat that requires immediate attention. This report aims to provide you with a comprehensive understanding of the threat, its operations, symptoms, and most importantly, the steps to remove it from your computer. It's crucial to address this issue promptly to prevent any further damage or unauthorized access to your personal data.

What Is Trojan.MSIL.Inject.GNB?

Trojan.MSIL.Inject.GNB is identified as a Trojan-type threat, which means it is a malicious program designed to grant unauthorized access to a user's system. The name itself suggests it may involve code injection techniques, potentially allowing the malware to evade detection or embed itself deeper into the system. Understanding the nature of this threat is key to mitigating its effects and preventing future infections.

How Trojan.MSIL.Inject.GNB Operates

Trojan horses, by their nature, are deceptive. They often disguise themselves as legitimate software or attach to genuine programs to infiltrate a system. Once inside, they can perform a variety of malicious actions, including but not limited to, data theft, espionage, and the installation of additional malware. The specific operations of Trojan.MSIL.Inject.GNB can vary, but its primary goal is to compromise the security and integrity of the infected system, potentially leading to significant problems for the user.

Symptoms of Infection

Symptoms of a Trojan infection can be subtle and may not always be immediately apparent. Common signs include unusual system behavior, such as slow performance, frequent crashes, or the appearance of unwanted programs or toolbars in your web browser. Sometimes, the presence of a Trojan can be indicated by increased network activity, as the malware communicates with its command and control servers. Being vigilant about these symptoms can help in early detection and mitigation of the threat.

How to Remove Trojan.MSIL.Inject.GNB

1. Enter Safe Mode with Networking: This will limit the malware's ability to run and interfere with the removal process. Restart your computer and press the key to access your boot menu (this varies by manufacturer but is often F12, F2, or Del). Select Safe Mode with Networking.
2. Conduct a Full Scan with a Reputable Tool: Utilize a trusted anti-malware program, such as SpyHunter, to perform a full scan of your system. This will help identify and remove all components of the Trojan.
3. Uninstall Suspicious Programs: Go through your installed programs and remove any that you do not recognize or that were installed around the time the infection was detected.
4. Reset Your Web Browsers: Resetting Chrome, Firefox, Edge, or any other browsers you use can help remove any malicious extensions or settings changes made by the Trojan. This can usually be done through the browser's settings or options menu.
5. Reboot and Re-scan: After completing the above steps, restart your computer in normal mode and run another full scan with your anti-malware tool to ensure all threats have been removed.

Conclusion

Removing Trojan.MSIL.Inject.GNB requires a systematic approach to ensure that all components of the malware are eliminated from your system. By following the steps outlined above and maintaining vigilance, you can protect your system from this and other threats. Regularly updating your operating system, using strong, unique passwords, and being cautious with email attachments and downloads are also crucial in preventing future infections. Remember, proactive security measures are your best defense against malware and other cyber threats.

Analysis Report

General information

Family Name:	Trojan.MSIL.Inject.GNB
Signature status:	No Signature

Known Samples

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Known Samples

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

MD5: c9119109ff42ffbf1cc006888629c465 SHA1: 126059eadd9a4252d172b1cf967ff88aaab19d9f SHA256: A37E3A29D5EA350D6AC08E2780EA81DA97B69759D822B18EE9D4E607EA46840A File Size: 3.05 MB, 3050787 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 doesn't have security information
• File has TLS 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)

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• 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

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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
Comments	This installation was built with Inno Setup.
File Description	app3 Setup
Product Name	app3
Product Version	0.1.0.1

File Traits

• .NET
• HighEntropy
• RijndaelManaged
• x86
• ZYXDN

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
c:\users\user\appdata\local\temp\is-630as.tmp\126059eadd9a4252d172b1cf967ff88aaab19d9f_0003050787.tmp	Generic Write,Read Attributes
c:\users\user\appdata\local\temp\is-66g6j.tmp\_isetup\_setup64.tmp	Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\users\user\appdata\local\temp\is-66g6j.tmp\_isetup\_shfoldr.dll	Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\users\user\downloads\is-66pin.tmp	Generic Read,Write Data,Write Attributes,Write extended,Append data

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\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc1c75	k  8��8 1z��B �8 �6 �v y� z�Z xy �� �a ۀ T�B������1�����5����ee  +Bx�< ����5�R � �7 �!wz"M)"Wc#�#�� $kF $��%"�%:�%� &� &�x'�(�(X�)�`*J*9 *�^ +�[+��	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
Process Manipulation Evasion	NtUnmapViewOfSection
Process Shell Execute	CreateProcess
User Data Access	GetComputerName GetUserName GetUserObjectInformation
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:\Users\Xigwbxdf\AppData\Local\Temp\is-630AS.tmp\126059eadd9a4252d172b1cf967ff88aaab19d9f_0003050787.tmp" /SL5="$80114,2572353,153088,c:\users\user\downloads\126059eadd9a4252d172b1cf967ff88aaab19d9f_0003050787"