Threat Database Trojans Trojan.Stealer

Trojan.Stealer

By CagedTech in Trojans
Published:
Last updated:

Threat Scorecard

Popularity Rank: 6,668
Threat Level: 80 % (High)
Infected Computers: 24,473
First Seen: May 24, 2012
Last Seen: September 10, 2026
OS(es) Affected: Windows

The detection of Trojan.Stealer on your system indicates a potential security threat that requires immediate attention. This type of malware is designed to compromise your computer's security and steal sensitive information, making it essential to understand its nature and take prompt action to remove it.

What Is Trojan.Stealer?

Trojan.Stealer is a type of malware that falls under the broader category of Trojans, which are malicious programs that disguise themselves as legitimate software. The primary goal of Trojan.Stealer is to infiltrate your system and gather sensitive data, such as login credentials, financial information, or personal details, without your knowledge or consent. This malware can be particularly dangerous because it can lead to identity theft, financial loss, and unauthorized access to your computer and online accounts.

How Trojan.Stealer Operates

Trojan.Stealer operates by exploiting vulnerabilities in your system's security or by deceiving you into installing it voluntarily. Once installed, it can communicate with its command and control servers to receive instructions and transmit stolen data. This malware can also install additional malicious components, modify system settings, and disrupt the normal functioning of your computer. Its stealthy nature makes it challenging to detect without the aid of antivirus software or other security tools.

Symptoms of Infection

Identifying a Trojan.Stealer infection can be difficult, as it often runs in the background without visible symptoms. However, you might notice unusual system behavior, such as slow performance, frequent crashes, or unexpected pop-ups and advertisements. Additionally, you might observe unauthorized changes to your system settings, suspicious network activity, or unexplained data usage. If you suspect that your system has been compromised, it's crucial to take immediate action to mitigate the damage.

How to Remove Trojan.Stealer

  1. Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow for internet access. This will make it easier to download and install removal tools.
  2. Download and install a reputable anti-malware tool, such as SpyHunter, which can detect and remove Trojan.Stealer and other malicious software. Perform a full scan of your system to identify all infected files and components.
  3. Uninstall any suspicious programs or applications that you don't recognize or that were installed around the time the malware was detected. Be cautious and only remove programs that you are certain are malicious or unnecessary.
  4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings. This can help remove any malicious extensions or settings that the malware might have installed.
  5. Reboot your computer and perform another full scan with your anti-malware tool to ensure that all remnants of the malware have been removed. This step is crucial to confirm that your system is clean and secure.

Conclusion

Removing Trojan.Stealer from your system requires careful and systematic steps to ensure that all components of the malware are eliminated. By following the guidance provided and using reputable security tools, you can restore your system's security and protect your sensitive information from theft. Remember, prevention is key; always be cautious when downloading software, opening email attachments, or clicking on links from unknown sources to minimize the risk of future infections.

SpyHunter Detects & Remove Trojan.Stealer

File System Details

Trojan.Stealer may create the following file(s):
# File Name MD5 Detections
1. taskmgr.exe f6f44d774e1cdeb8ff75c6314a99d548 465
2. NlmService.exe 1b440d416103418759155fbdbd314721 39
3. troj_generic_94ac75181094d9f9dc150b99011a0036cc0be513bdf87a70dcb3af08b3d6af9e.exe 8015e25459aa214bcd1697ab722a7ec9 1
4. file.exe 1a6455ff63137466cf365df239a43901 0
5. 104a961365504c44819b4e01af15c19d 104a961365504c44819b4e01af15c19d 0
More files

Registry Details

Trojan.Stealer may create the following registry entry or registry entries:
Regexp file mask
%ALLUSERSPROFILE%\antivir.exe
%ALLUSERSPROFILE%\infozam.exe
%ALLUSERSPROFILE%\IntellIJ.exe
%APPDATA%\Microsoft\steam.vbe
%LOCALAPPDATA%\AppVShNotifytvbs.vbs
%WINDIR%\system32\config\systemprofile\AppData\Roaming\Microsoft\steam.vbe

Directories

Trojan.Stealer may create the following directory or directories:

%APPDATA%\Windows Manager Secuity Becap
%APPDATA%\steampch

Analysis Report

General information

Family Name: Trojan.Stealer
Packers: UPX!
Signature status: No Signature

Known Samples

MD5: 21858b4cb2dcb0fc005bb4221af6d1d5
SHA1: 822035faa84c50a4d22925dda183d395908333ed
SHA256: 1CC831645D2D6C7E87962E9D8EE0C697A6E60277ACFC71C10F5FA7501881C42D
File Size: 189.10 KB, 189096 bytes
MD5: 6203a9caa5ecb581227c43c194c5a2c7
SHA1: a8958001961665b99b6c35a16eb81bf2ef672875
SHA256: 9586520FC101D730A127361E16C46DF9EBF62B93B5C92A57DF7403460136CCA9
File Size: 83.97 KB, 83968 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have debug information
  • 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)
  • File is Native application (NOT .NET application)
  • File is not packed
Show More
  • IMAGE_FILE_DLL is not set inside PE header (Executable)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

Windows PE Version Information

Name Value
Comments http://www.bpsoft.com
Company Name BreakPoint Software, Inc.
File Description bpsregwd.dll
File Version
  • 5.0.2.3909
  • 4.20
Internal Name bpsregwd
Legal Copyright
  • Copyright (C) 1999-2004 BreakPoint Software, Inc. All rights reserved.
  • Copyright (C) 1999-2007 BreakPoint Software, Inc. All rights reserved.
Original Filename bpsregwd.dll
Product Name bpsregwd
Product Version
  • 5.0.2.3909
  • 4.20

Digital Signatures

Signer Root Status
BreakPoint Software, Inc. Thawte Code Signing CA Hash Mismatch

File Traits

  • dll
  • HighEntropy
  • packed
  • x86

Block Information

Total Blocks: 843
Potentially Malicious Blocks: 0
Whitelisted Blocks: 807
Unknown Blocks: 36

Visual Map

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 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 1 0 0 0 1 1 1 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 1 0 0 0 0 0 0 1 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 0 1 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 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 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 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 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 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!NtQueryAttributesFile
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  • ntdll.dll!NtQueryDebugFilterState
  • ntdll.dll!NtQueryInformationProcess
  • 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
Process Manipulation Evasion
  • NtUnmapViewOfSection
Process Shell Execute
  • CreateProcess
Anti Debug
  • NtQuerySystemInformation

Shell Command Execution

C:\WINDOWS\SysWOW64\rundll32.exe C:\WINDOWS\system32\rundll32.exe c:\users\user\downloads\822035faa84c50a4d22925dda183d395908333ed_0000189096.,LiQMAxHB
C:\WINDOWS\SysWOW64\rundll32.exe C:\WINDOWS\system32\rundll32.exe c:\users\user\downloads\a8958001961665b99b6c35a16eb81bf2ef672875_0000083968.,LiQMAxHB