Threat Database Trojans Trojan.BypassUAC.LA

Trojan.BypassUAC.LA

By CagedTech in Trojans

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 3
First Seen: July 1, 2024
Last Seen: March 31, 2026
OS(es) Affected: Windows

The detection of Trojan.BypassUAC.LA 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 operational mechanisms, symptoms of infection, and most importantly, steps to remove it from your system. It's crucial to approach this situation with a clear understanding of the risks involved and the actions needed to mitigate them.

What Is Trojan.BypassUAC.LA?

Trojan.BypassUAC.LA is identified as a Trojan-type threat, which means it is a type of malware that disguises itself as legitimate software but actually allows unauthorized access to the victim's system. The name suggests it might be designed to bypass User Account Control (UAC) mechanisms, potentially allowing it to execute malicious actions without prompting the user for administrative privileges. Understanding the nature of this threat is key to taking appropriate countermeasures.

How Trojan.BypassUAC.LA Operates

Trojan.BypassUAC.LA, like other Trojans, operates by deceiving users into installing it on their systems. Once installed, it can perform a variety of malicious activities, such as data theft, installation of additional malware, or even allowing remote access to the compromised system. The specific mechanisms and goals of Trojan.BypassUAC.LA can vary, but its primary function is to remain hidden while it carries out its malicious objectives. It's essential to recognize that Trojans can be highly versatile and adaptable, making them particularly dangerous.

Symptoms of Infection

Symptoms of a Trojan.BypassUAC.LA infection can be subtle and may not always be immediately apparent. However, common indicators of a malware infection include unexpected system crashes, slow system performance, unusual network activity, and the appearance of unwanted programs or toolbars in your web browser. Sometimes, the system may display alerts or warnings from the antivirus software indicating the detection of malicious activity. Being vigilant about these symptoms can help in early detection and removal of the threat.

How to Remove Trojan.BypassUAC.LA

  1. Enter Safe Mode with Networking: This will limit the malware's ability to interfere with the removal process. Restart your computer and press the key to enter safe mode (this varies by system but is often F8).
  2. Conduct a Full Scan: Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system. This can 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 malware was detected.
  4. Reset Your Web Browsers: Resetting browsers like Chrome, Firefox, and Edge can help remove any malicious extensions or settings that the Trojan may have altered. Each browser has its own method for doing this, usually found in the settings or options menu.
  5. Reboot and Re-scan: After taking these steps, reboot your system and perform another scan with your anti-malware tool to ensure that the threat has been fully removed.

Conclusion

Removing Trojan.BypassUAC.LA requires a systematic approach to ensure that all components of the malware are eliminated from your system. By understanding how Trojans operate and following the steps outlined in this report, you can effectively remove the threat and protect your system from future infections. It's also important to maintain good cybersecurity practices, such as regularly updating your operating system and software, using strong antivirus protection, and being cautious when opening emails or downloading software from the internet. Staying informed and proactive is key to safeguarding your digital environment.

Analysis Report

General information

Family Name: Trojan.BypassUAC.LA
Signature status: No Signature

Known Samples

MD5: e0a2815d202c30daac0c716275ee10e2
SHA1: b140da16a41be9d05bc4a5bc1fb64ce909188946
SHA256: BBC9A3CA99CB779FE2BF28A38590E02F4D1FEC773F6B39074E30BDE4446483FD
File Size: 6.61 MB, 6607360 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have exports table
  • File doesn't have security 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)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Traits

  • HighEntropy
  • No Version Info
  • WriteProcessMemory
  • x64

Block Information

Total Blocks: 215
Potentially Malicious Blocks: 28
Whitelisted Blocks: 187
Unknown Blocks: 0

Visual Map

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

Similar Families

  • BypassUAC.LA
  • Kryptik.FSG

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlpcConnectPort
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtClose
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtDuplicateObject
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtOpenEvent
  • ntdll.dll!NtQueryInformationProcess
Show More
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQuerySystemInformation
  • ntdll.dll!NtQueryWnfStateNameInformation
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceEvent
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtUpdateWnfStateData
  • ntdll.dll!NtWaitForMultipleObjects
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWriteFile
  • UNKNOWN
Process Manipulation Evasion
  • NtUnmapViewOfSection
  • ReadProcessMemory
  • VirtualAllocEx
Process Shell Execute
  • CreateProcess

Shell Command Execution

C:\Windows\System32\lsass.exe (NULL)

Trending

Most Viewed

Loading...