What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Win32/TrojanDownloader.Agent.OOQ infection?

In this short article you will discover regarding the definition of Win32/TrojanDownloader.Agent.OOQ and also its negative impact on your computer system. Such ransomware are a kind of malware that is elaborated by on the internet fraudulences to demand paying the ransom money by a sufferer.

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Most of the cases, Win32/TrojanDownloader.Agent.OOQ infection will certainly advise its victims to start funds move for the function of reducing the effects of the modifications that the Trojan infection has introduced to the victim’s gadget.

Win32/TrojanDownloader.Agent.OOQ Summary

These adjustments can be as complies with:

  • Loads a driver;
  • Expresses interest in specific running processes;
  • A process created a hidden window;
  • Unconventionial language used in binary resources: Chinese (Simplified);
  • The binary likely contains encrypted or compressed data.;
  • The executable is compressed using UPX;
  • Uses Windows utilities for basic functionality;
  • Deletes its original binary from disk;
  • Attempts to stop active services;
  • Attempts to repeatedly call a single API many times in order to delay analysis time;
  • Network activity detected but not expressed in API logs;
  • Ciphering the files located on the sufferer’s disk drive — so the sufferer can no more make use of the data;
  • Preventing regular accessibility to the sufferer’s workstation;

Related domains:


One of the most typical networks whereby Win32/TrojanDownloader.Agent.OOQ Ransomware are infused are:

  • By means of phishing emails;
  • As a repercussion of customer ending up on a source that hosts a destructive software application;

As quickly as the Trojan is effectively infused, it will certainly either cipher the information on the victim’s computer or prevent the device from functioning in an appropriate way – while additionally putting a ransom note that states the demand for the sufferers to effect the payment for the function of decrypting the papers or restoring the data system back to the first problem. In most instances, the ransom note will certainly turn up when the client restarts the PC after the system has actually already been damaged.

Win32/TrojanDownloader.Agent.OOQ circulation channels.

In numerous edges of the world, Win32/TrojanDownloader.Agent.OOQ grows by leaps as well as bounds. However, the ransom notes as well as methods of obtaining the ransom amount might vary depending on specific local (regional) setups. The ransom notes as well as techniques of extorting the ransom amount may differ depending on certain neighborhood (regional) settings.

Ransomware injection

For example:

    Faulty alerts regarding unlicensed software program.

    In certain areas, the Trojans often wrongfully report having actually found some unlicensed applications enabled on the sufferer’s device. The alert then demands the individual to pay the ransom.

    Faulty declarations concerning prohibited material.

    In countries where software program piracy is much less popular, this method is not as effective for the cyber scams. Alternatively, the Win32/TrojanDownloader.Agent.OOQ popup alert may wrongly claim to be deriving from a law enforcement establishment and also will certainly report having situated child pornography or various other prohibited data on the gadget.

    Win32/TrojanDownloader.Agent.OOQ popup alert may wrongly declare to be obtaining from a legislation enforcement organization and also will report having situated child porn or other prohibited information on the gadget. The alert will likewise consist of a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: 585393AF
md5: 00938bb8b1fb0bf41a6bc4b6bd75a05c
name: 00938BB8B1FB0BF41A6BC4B6BD75A05C.mlw
sha1: a1a33190612557acdd0057201280e31e4cf0b2f5
sha256: 2f4b9d3a869663bf10387448f61748acb96bb6cdb7767aafab41234f8b18aa5f
sha512: df7b20d5edfe651294a32d371893a2c9e1386103852858f7c55b6dc177122c78c92346d1de1ffae812ba598bab97cf1039064030564019d29f557e7e25def3f1
ssdeep: 384:P/gNrN1rpWUpm/Qe8eUmcdkCN073xnWPEsmiBjfMGG1Nsqk0M:QNrN1rpWUpmoe/CkFxW/tBjFGv
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Win32/TrojanDownloader.Agent.OOQ also known as:

Bkav W32.AIDetect.malware2
Elastic malicious (high confidence)
DrWeb Trojan.Inject.5415
ClamAV Win.Trojan.Agent-35382
CAT-QuickHeal Trojan.Perkesh.A5
ALYac Generic.Malware.V!dld!g.0D939D3F
Cylance Unsafe
Zillya Downloader.LibPatcher.Win32.609
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_60% (D)
Cyren W32/Perkesh.B.gen!Eldorado
ESET-NOD32 Win32/TrojanDownloader.Agent.OOQ
APEX Malicious
Avast Win32:Trojan-gen
Cynet Malicious (score: 100)
BitDefender Generic.Malware.V!dld!g.0D939D3F
NANO-Antivirus Trojan.Win32.Age.vnfpe
ViRobot Dropper.Agent.24064.I
MicroWorld-eScan Generic.Malware.V!dld!g.0D939D3F
Ad-Aware Generic.Malware.V!dld!g.0D939D3F
Sophos ML/PE-A + Mal/Behav-112
Comodo Worm.Win32.AutoRun.~UH@1ay5f
BitDefenderTheta AI:Packer.F3EB93C71F
VIPRE Trojan.Win32.Generic!BT
Emsisoft Generic.Malware.V!dld!g.0D939D3F (B)
SentinelOne Static AI – Malicious PE
Jiangmin Worm/Agent.alt
Avira W32/Dldr.Age.41984.C
Antiy-AVL Trojan/Generic.ASMalwS.484F7
Microsoft Trojan:Win32/Wacatac.B!ml
Arcabit Generic.Malware.V!dld!g.0D939D3F
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Generic.Malware.V!dld!g.0D939D3F
AhnLab-V3 Trojan/Win32.Agent.C53214
McAfee Downloader-BNM.c
MAX malware (ai score=80)
VBA32 BScope.Trojan-Spy.Zbot
Panda Generic Malware
TrendMicro-HouseCall RTKT_BUREY.C
Rising Trojan.Killav!1.66BF (CLASSIC)
Yandex Trojan.GenAsa!2psSOfhM8tY
Ikarus Rootkit.Win32.Agent
Fortinet W32/KillAV.DSO!tr
AVG Win32:Trojan-gen

How to remove Win32/TrojanDownloader.Agent.OOQ virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Win32/TrojanDownloader.Agent.OOQ files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

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If the guide doesn’t help you to remove Win32/TrojanDownloader.Agent.OOQ you can always ask me in the comments for getting help.

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About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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