Threat Database Trojans Trojan.Downloader.Gen.ABR

Trojan.Downloader.Gen.ABR

By CagedTech in Trojans

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 0
First Seen: July 9, 2026
OS(es) Affected: Windows

The detection of Trojan.Downloader.Gen.ABR on your system indicates a potential security threat that requires immediate attention. This type of malware is designed to compromise the security of your computer, allowing unauthorized access to your personal data and potentially leading to further malicious activities. It is essential to understand the nature of this threat and take prompt action to remove it from your system.

What Is Trojan.Downloader.Gen.ABR?

Trojan.Downloader.Gen.ABR is a type of Trojan horse malware that is designed to download and install additional malicious software on your computer. The name "Trojan" refers to the fact that this type of malware disguises itself as a legitimate program or file, allowing it to evade detection and gain access to your system. The "Downloader" part of the name indicates that this malware is capable of downloading and installing other malicious programs, which can lead to a range of problems, including data theft, system crashes, and further malware infections.

How Trojan.Downloader.Gen.ABR Operates

Trojan.Downloader.Gen.ABR operates by exploiting vulnerabilities in your system or tricking you into installing it. Once installed, it can connect to a remote server to download and install additional malware, which can include keyloggers, ransomware, and other types of malicious software. This malware can also modify system settings, disable security software, and create backdoors to allow remote access to your computer. The exact mechanisms used by Trojan.Downloader.Gen.ABR can vary, but its primary goal is to compromise the security of your system and allow unauthorized access to your personal data.

Symptoms of Infection

The symptoms of a Trojan.Downloader.Gen.ABR infection can vary, but common indicators include slow system performance, unexpected pop-ups or advertisements, and unfamiliar programs or icons on your desktop. You may also notice that your system is crashing or freezing frequently, or that your antivirus software is disabled or not functioning properly. In some cases, you may not notice any symptoms at all, which is why it's essential to run regular virus scans and monitor your system for suspicious activity.

How to Remove Trojan.Downloader.Gen.ABR

  1. Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow you to download and install removal tools.
  2. Download and install a reputable anti-malware tool, such as SpyHunter, and run a full scan of your system to detect and remove Trojan.Downloader.Gen.ABR and any related malware.
  3. Uninstall any suspicious programs or applications that you don't recognize or that were installed without your knowledge or consent.
  4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or add-ons.
  5. Reboot your computer and run another full scan with your anti-malware tool to ensure that all remnants of the malware have been removed.

Conclusion

Removing Trojan.Downloader.Gen.ABR from your system requires prompt and careful action to prevent further damage and protect your personal data. By following the steps outlined above and taking steps to secure your system, you can help prevent future infections and keep your computer and data safe. Remember to always be cautious when downloading and installing software, and to run regular virus scans to detect and remove any potential threats. If you're unsure about how to remove Trojan.Downloader.Gen.ABR or if you've already taken steps to remove it, it's a good idea to seek the advice of a professional or contact a reputable security vendor for further guidance and support.

Analysis Report

General information

Family Name: Trojan.Downloader.Gen.ABR
Signature status: Hash Mismatch

Known Samples

MD5: 1fb1c6e7d03c6f30f81c3389326ccf01
SHA1: 34118ba6e3470cfe111ee54b78c5947c58b06804
SHA256: EFC95254FE6E4D63B0767C871FF1EF23E298EFE127B0565EF65B520B45E25E18
File Size: 353.20 KB, 353202 bytes
MD5: 825747b5d553ee9b2ff4fb221b089497
SHA1: f25c49defdabbdd4fcf19b7594450db8a09cc1b5
SHA256: 87DE529D9658320786594B03D7EF695CBDF3807156B48820A1B8C7411CF302C2
File Size: 353.22 KB, 353218 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have exports table
  • File doesn't have relocations 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)

Digital Signatures

Signer Root Status
DingTalk Technology Co.,Ltd. DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1 Hash Mismatch

File Traits

  • big overlay
  • HighEntropy
  • No Version Info
  • x64

Block Information

Total Blocks: 45
Potentially Malicious Blocks: 31
Whitelisted Blocks: 10
Unknown Blocks: 4

Visual Map

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

Similar Families

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWriteFile
  • UNKNOWN

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