Win32/Filecoder.OHA

Written by Robert Bailey

What is Win32/Filecoder.OHA infection?

In this post you will certainly locate concerning the definition of Win32/Filecoder.OHA as well as its negative impact on your computer. Such ransomware are a type of malware that is clarified by on-line frauds to demand paying the ransom money by a victim.

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In the majority of the cases, Win32/Filecoder.OHA ransomware will instruct its victims to initiate funds transfer for the objective of reducing the effects of the amendments that the Trojan infection has actually presented to the target’s tool.

Win32/Filecoder.OHA Summary

These alterations can be as follows:

  • Attempts to connect to a dead IP:Port (3 unique times);
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • Looks up the external IP address;
  • Queries information on disks, possibly for anti-virtualization. Since VMs share the same disk space so it is expected that they won’t be getting as much space as an application running on
    native hardware will have access to.
  • Network activity contains more than one unique useragent.;
  • Ciphering the documents situated on the target’s disk drive — so the target can no more make use of the data;
  • Preventing routine access to the victim’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
api.ipify.org Generic.Ransom.DCRTR.75179DF7
ocsp.comodoca.com Generic.Ransom.DCRTR.75179DF7
ocsp.usertrust.com Generic.Ransom.DCRTR.75179DF7
decryptmyfiles.top Generic.Ransom.DCRTR.75179DF7
ocsp.sectigo.com Generic.Ransom.DCRTR.75179DF7

Win32/Filecoder.OHA

One of the most regular networks through which Win32/Filecoder.OHA Ransomware Trojans are infused are:

  • By ways of phishing emails;
  • As an effect of individual winding up on a resource that holds a harmful software application;

As quickly as the Trojan is successfully infused, it will either cipher the data on the sufferer’s PC or avoid the gadget from working in a correct manner – while likewise positioning a ransom money note that points out the need for the sufferers to impact the payment for the purpose of decrypting the files or recovering the data system back to the preliminary condition. In many instances, the ransom money note will certainly turn up when the customer restarts the COMPUTER after the system has currently been harmed.

Win32/Filecoder.OHA distribution networks.

In numerous corners of the world, Win32/Filecoder.OHA expands by leaps and also bounds. Nonetheless, the ransom money notes and methods of obtaining the ransom money amount may vary depending on particular local (regional) settings. The ransom notes as well as tricks of extorting the ransom amount might vary depending on particular neighborhood (regional) setups.

Ransomware injection

For example:

    Faulty informs regarding unlicensed software.

    In specific areas, the Trojans usually wrongfully report having spotted some unlicensed applications allowed on the target’s gadget. The alert then requires the individual to pay the ransom.

    Faulty statements regarding illegal web content.

    In nations where software program piracy is less prominent, this method is not as efficient for the cyber fraudulences. Additionally, the Win32/Filecoder.OHA popup alert may wrongly claim to be deriving from a police organization and will certainly report having situated youngster pornography or other prohibited information on the gadget.

    Win32/Filecoder.OHA popup alert might incorrectly assert to be obtaining from a law enforcement organization and also will certainly report having situated kid pornography or various other prohibited information on the gadget. The alert will likewise have a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: 62035BFC
md5: 0e61e496fc218c1c6dc1f5640a3ac7e5
name: 0E61E496FC218C1C6DC1F5640A3AC7E5.mlw
sha1: aae1b11aa9f2b0a2e32577db8026b843dc16a79d
sha256: a0070951284e17ec843b498d0a11f4a2ebb8ce64c9f27faf7af96124fd691b1e
sha512: 7b7d6acf3a8f1f2c948cdac035543715d0dc235a169f01127579685f54c7851b06130d5ac4db9345cdb2a6fedfec0395fe306d2f2f2a2bfa45847e325e0c49fd
ssdeep: 6144:qQ8ziRbNblqoN8qqrgJ/u9C1qhKRSMBAt4bCuMAwmlqdBSbRV50DErTMbNhzemx:WzihPqoN8qqcJ/u9C1qwRSMBAtkCuMA
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Filecoder.OHA also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Riskware ( 0040eff71 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
ALYac Generic.Ransom.DCRTR.75179DF7
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_60% (W)
Alibaba Ransom:Win32/generic.ali2000027
K7GW Riskware ( 0040eff71 )
Cybereason malicious.6fc218
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Filecoder.OHA
APEX Malicious
Avast Win32:Malware-gen
Kaspersky HEUR:Trojan-Ransom.Win32.Encoder.gen
BitDefender Generic.Ransom.DCRTR.75179DF7
MicroWorld-eScan Generic.Ransom.DCRTR.75179DF7
Ad-Aware Generic.Ransom.DCRTR.75179DF7
Sophos ML/PE-A
BitDefenderTheta Gen:NN.ZexaF.34690.ruW@a4EZ3Rni
TrendMicro Ransom.Win32.DCRTR.USMANEI21
FireEye Generic.mg.0e61e496fc218c1c
Emsisoft Generic.Ransom.DCRTR.75179DF7 (B)
SentinelOne Static AI – Malicious PE
Webroot W32.Malware.Gen
eGambit Unsafe.AI_Score_99%
Microsoft Ransom:Win32/Paradise.BC!MTB
Arcabit Generic.Ransom.DCRTR.75179DF7
AegisLab Trojan.Win32.Dcrtr.4!c
GData Win32.Trojan-Ransom.Filecoder.BO
McAfee Artemis!0E61E496FC21
MAX malware (ai score=82)
VBA32 BScope.Trojan.Staser
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom.Win32.DCRTR.USMANEI21
Rising Ransom.Paradise!8.FB0D (CLOUD)
Ikarus Trojan-Ransom.Paradise
MaxSecure Trojan.Malware.121218.susgen
Fortinet W32/PossibleThreat
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Win32/Filecoder.OHA 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/Filecoder.OHA 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/Filecoder.OHA you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/products/

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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