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

What is Ursu.824539 infection?

In this post you will certainly discover about the definition of Ursu.824539 as well as its negative effect on your computer system. Such ransomware are a kind of malware that is elaborated by online fraudulences to require paying the ransom money by a target.

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Most of the instances, Ursu.824539 ransomware will certainly advise its sufferers to launch funds transfer for the function of counteracting the amendments that the Trojan infection has introduced to the victim’s tool.

Ursu.824539 Summary

These adjustments can be as follows:

  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files found on the sufferer’s disk drive — so the victim can no more use the information;
  • Preventing routine accessibility to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
z.whorecord.xyz Trojan-Ransom.Win32.Blocker.awqu
a.tomx.xyz Trojan-Ransom.Win32.Blocker.awqu


One of the most typical channels through which Ursu.824539 Ransomware Trojans are injected are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As a repercussion of customer ending up on a source that organizes a destructive software;

As quickly as the Trojan is successfully injected, it will certainly either cipher the data on the target’s computer or avoid the tool from operating in an appropriate way – while additionally placing a ransom note that points out the requirement for the victims to effect the repayment for the objective of decrypting the documents or recovering the file system back to the preliminary problem. In a lot of circumstances, the ransom money note will come up when the customer restarts the COMPUTER after the system has already been harmed.

Ursu.824539 circulation networks.

In numerous edges of the globe, Ursu.824539 grows by jumps and also bounds. Nonetheless, the ransom money notes as well as methods of obtaining the ransom quantity may differ depending on particular regional (local) settings. The ransom notes and tricks of extorting the ransom money quantity may vary depending on specific local (regional) settings.

Ransomware injection

As an example:

    Faulty notifies about unlicensed software.

    In certain areas, the Trojans typically wrongfully report having found some unlicensed applications enabled on the victim’s tool. The alert then demands the user to pay the ransom.

    Faulty declarations concerning unlawful material.

    In nations where software application piracy is much less prominent, this method is not as reliable for the cyber scams. Alternatively, the Ursu.824539 popup alert might incorrectly claim to be deriving from a police organization as well as will report having located child porn or other illegal information on the device.

    Ursu.824539 popup alert may falsely claim to be acquiring from a legislation enforcement establishment and will report having located kid pornography or various other prohibited data on the gadget. The alert will similarly contain a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: 1B545BC3
md5: e48b4379a8cc814dec16f2a3e92c588f
name: E48B4379A8CC814DEC16F2A3E92C588F.mlw
sha1: 61083d58b52be614d879ab03650fee7559cc6cd6
sha256: 4e41046e21918a410606371547880329230d1f65399e5b99b843ec54f92bf598
sha512: cec840fb35956f0e3933312c374d7ca6d264639baa005080c2c6efee8b4266aa9cf82d4938925a81e3481fe7e61dda24b459928c7556c5740fabff97ad2eea42
ssdeep: 96:YPsF6dbrPlBP1I/nQDddkclCC5vwwpJWtIDKfhj8WhJzzNtI:KsF6dndnI/nQDbIAI8WPyWfVO
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 Microsoft 2013
Assembly Version:
InternalName: z.exe
CompanyName: Microsoft
ProductName: z
FileDescription: z
OriginalFilename: z.exe

Ursu.824539 also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Gen:Variant.Ursu.824539
FireEye Generic.mg.e48b4379a8cc814d
McAfee Artemis!E48B4379A8CC
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.Blocker.j!c
Sangfor Trojan.Win32.Kazy.frgR
K7AntiVirus Trojan ( 00564ebe1 )
BitDefender Gen:Variant.Ursu.824539
K7GW Trojan ( 00564ebe1 )
BitDefenderTheta Gen:NN.ZemsilF.34590.am0@a8!X77
Symantec Trojan.Gen.2
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Blocker.awqu
Alibaba Ransom:Win32/Blocker.4e301cdd
NANO-Antivirus Trojan.Win32.Blocker.bmwitn
Rising Ransom.Blocker!8.12A (CLOUD)
Ad-Aware Gen:Variant.Ursu.824539
Sophos Mal/Generic-S
Comodo Malware@#er2tfgt3k2ee
F-Secure Trojan.TR/Kazy.159861.2
Zillya Trojan.Blocker.Win32.6916
McAfee-GW-Edition Artemis!Trojan
Emsisoft Gen:Variant.Ursu.824539 (B)
Ikarus Trojan.MSIL.Tiny
MaxSecure Trojan.Malware.5533856.susgen
Avira TR/Kazy.159861.2
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Trojan:Win32/Occamy.AA
Arcabit Trojan.Ursu.DC94DB
ZoneAlarm Trojan-Ransom.Win32.Blocker.awqu
GData Gen:Variant.Ursu.824539
Cynet Malicious (score: 85)
MAX malware (ai score=84)
Malwarebytes Generic.Malware/Suspicious
Panda Generic Malware
APEX Malicious
ESET-NOD32 a variant of MSIL/Tiny.CE
Tencent Win32.Trojan.Blocker.Ajvf
Fortinet W32/Blocker.AWQU!tr
AVG Win32:Malware-gen
Cybereason malicious.9a8cc8
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Blocker.HgIASOgA

How to remove Ursu.824539 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 Ursu.824539 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 Ursu.824539 you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
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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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