Written by Robert Bailey

What is Exploit.Win32.Certutil.lo infection?

In this post you will certainly find regarding the interpretation of Exploit.Win32.Certutil.lo and also its unfavorable impact on your computer. Such ransomware are a type of malware that is specified by on-line frauds to demand paying the ransom by a sufferer.

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In the majority of the cases, Exploit.Win32.Certutil.lo ransomware will advise its targets to launch funds move for the purpose of reducing the effects of the modifications that the Trojan infection has introduced to the victim’s device.

Exploit.Win32.Certutil.lo Summary

These adjustments can be as follows:

  • Reads data out of its own binary image;
  • Network activity detected but not expressed in API logs;
  • Ciphering the papers located on the target’s disk drive — so the victim can no longer use the data;
  • Preventing regular access to the victim’s workstation;

Related domains:

z.whorecord.xyz Ransom.DelShadowCopy/BAT!1.D021 (CLASSIC)
a.tomx.xyz Ransom.DelShadowCopy/BAT!1.D021 (CLASSIC)


One of the most typical networks through which Exploit.Win32.Certutil.lo Ransomware Trojans are injected are:

  • By methods of phishing e-mails;
  • As a consequence of user winding up on a source that hosts a destructive software;

As soon as the Trojan is successfully injected, it will certainly either cipher the information on the victim’s PC or prevent the device from operating in an appropriate fashion – while additionally positioning a ransom note that discusses the need for the sufferers to impact the settlement for the function of decrypting the papers or restoring the file system back to the first problem. In the majority of instances, the ransom money note will show up when the customer reboots the PC after the system has actually already been damaged.

Exploit.Win32.Certutil.lo distribution channels.

In various edges of the globe, Exploit.Win32.Certutil.lo grows by leaps and bounds. Nevertheless, the ransom money notes and techniques of obtaining the ransom amount might vary depending on particular neighborhood (local) settings. The ransom notes and techniques of obtaining the ransom quantity might differ depending on specific regional (local) settings.

Ransomware injection

For example:

    Faulty informs about unlicensed software.

    In specific locations, the Trojans usually wrongfully report having spotted some unlicensed applications enabled on the target’s tool. The alert after that requires the user to pay the ransom.

    Faulty statements concerning illegal material.

    In countries where software program piracy is less popular, this method is not as effective for the cyber frauds. Alternatively, the Exploit.Win32.Certutil.lo popup alert might incorrectly declare to be stemming from a law enforcement institution and will report having situated child porn or various other unlawful information on the device.

    Exploit.Win32.Certutil.lo popup alert may incorrectly claim to be acquiring from a legislation enforcement establishment and will report having located child pornography or other prohibited data on the device. The alert will similarly include a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: 5DA2A9F2
md5: f21907f69b2f976845f66f56ef893247
name: F21907F69B2F976845F66F56EF893247.mlw
sha1: a21795d17c51596087302716747597b01a59177e
sha256: a080aa812c19b8bbe2b32ac62f362909cebc68658ec751be2ee234ffd1200f47
sha512: 3b2518274d256a01684f7f00726c599a4fbbe5820ec4415ae8b0ef1574b9c356542aa2b39d8d18339d66619fdb9d8af478187c6413e047cd1c9542ccb21df642
ssdeep: 6144:XoYJ7Xar2B0crns+PuEIzY/5B51Hu8HmNN6nJVq6VQwrhsIq:XoQ7Xar2BHs/EIzm/OVuJV7VQwrhsn
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Exploit.Win32.Certutil.lo also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware2
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.35698346
FireEye Generic.mg.f21907f69b2f9768
McAfee RDN/GenericM
Sangfor Malware
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Trojan.GenericKD.35698346
K7GW Riskware ( 0040eff71 )
Cybereason malicious.69b2f9
Symantec Trojan.Gen.MBT
APEX Malicious
Kaspersky Exploit.Win32.Certutil.lo
Alibaba Exploit:Win32/Certutil.6228da20
ViRobot Trojan.Win32.Z.Agent.379994.A
AegisLab Trojan.Win32.Cheetah.4!c
Rising Ransom.DelShadowCopy/BAT!1.D021 (CLASSIC)
Ad-Aware Trojan.GenericKD.35698346
Sophos Mal/Generic-S
Comodo TrojWare.Win32.TrojanDownloader.BadShell.XST@7pmj40
TrendMicro Trojan.Win32.MALREP.THLACBO
McAfee-GW-Edition BehavesLike.Win32.Generic.fh
Emsisoft Trojan.GenericKD.35698346 (B)
SentinelOne Static AI – Suspicious PE
MAX malware (ai score=80)
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Microsoft Program:Win32/Wacapew.C!ml
Arcabit Trojan.Generic.D220B6AA
ZoneAlarm Exploit.Win32.Certutil.lo
GData Trojan.GenericKD.35698346
Cynet Malicious (score: 100)
BitDefenderTheta Gen:NN.ZexaF.34688.xyY@a0TnJ8nO
ALYac Trojan.GenericKD.35698346
TrendMicro-HouseCall Trojan.Win32.MALREP.THLACBO
Yandex PUP.Agent!xm5AqmXDCRA
Fortinet PossibleThreat.PALLAS.H
AVG FileRepMetagen [Malware]
Paloalto generic.ml
Qihoo-360 Generic/HEUR/QVM06.3.E443.Malware.Gen

How to remove Exploit.Win32.Certutil.lo virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

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 Exploit.Win32.Certutil.lo 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 Exploit.Win32.Certutil.lo 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

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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