What is Trojan:Win32/Occamy.C73 infection?

In this post you will find concerning the definition of Trojan:Win32/Occamy.C73 and also its adverse effect on your computer. Such ransomware are a type of malware that is clarified by on-line fraudulences to demand paying the ransom by a sufferer.

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Most of the situations, Trojan:Win32/Occamy.C73 infection will certainly advise its targets to initiate funds move for the purpose of neutralizing the changes that the Trojan infection has actually presented to the sufferer’s gadget.

Trojan:Win32/Occamy.C73 Summary

These adjustments can be as adheres to:

  • Detected script timer window indicative of sleep style evasion;
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • A scripting utility was executed;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Stores JavaScript or a script command in the registry, likely for persistence or configuration;
  • Ciphering the records found on the victim’s disk drive — so the target can no longer utilize the information;
  • Preventing normal access to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.


One of the most common channels where Trojan:Win32/Occamy.C73 Trojans are injected are:

  • By ways of phishing e-mails;
  • As an effect of individual winding up on a source that hosts a destructive software;

As soon as the Trojan is successfully injected, it will either cipher the data on the sufferer’s PC or stop the gadget from functioning in a correct way – while additionally positioning 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 initial condition. In a lot of circumstances, the ransom note will come up when the customer restarts the COMPUTER after the system has actually already been damaged.

Trojan:Win32/Occamy.C73 distribution networks.

In different edges of the world, Trojan:Win32/Occamy.C73 grows by leaps and also bounds. However, the ransom money notes and techniques of obtaining the ransom money quantity might differ depending upon specific local (regional) setups. The ransom money notes as well as methods of extorting the ransom quantity might differ depending on particular local (local) setups.

Ransomware injection

For example:

    Faulty informs concerning unlicensed software program.

    In specific locations, the Trojans typically wrongfully report having actually discovered some unlicensed applications made it possible for on the target’s gadget. The alert then requires the individual to pay the ransom money.

    Faulty declarations regarding illegal web content.

    In countries where software piracy is less popular, this method is not as reliable for the cyber fraudulences. Additionally, the Trojan:Win32/Occamy.C73 popup alert might incorrectly claim to be originating from a police organization as well as will certainly report having located child pornography or other unlawful data on the device.

    Trojan:Win32/Occamy.C73 popup alert might falsely declare to be deriving from a regulation enforcement establishment as well as will report having situated kid porn or various other prohibited data on the device. The alert will similarly include a need for the user to pay the ransom money.

Technical details

File Info:

crc32: D2E7F8DD
md5: 69d5c2fcaca87359f79d71c0878a01f8
name: 69D5C2FCACA87359F79D71C0878A01F8.mlw
sha1: a4a025228eeda56e286d9f8071e27acd615a2bce
sha256: 73ceb9e6a6f3713590bbb4680cc7cd6406b82182a7d9dbc6972c96aae377b99c
sha512: 0037db0caf20d88799053693962f68bc3e7a47b58a476ece85af347337fa2600e76ac56fa5cca848522d29ce19e3906776c01321d4201bbebe3d18c2159db44c
ssdeep: 12288:IAvgc9esNcFWApsRHpSH7CLzPm8ttoYlcRhQvk:IAv39NcsApsRJO7CLzPmElcRn
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

Translation: 0x0809 0x04b0

Trojan:Win32/Occamy.C73 also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
ALYac Trojan.GenericKD.6349694
Cylance Unsafe
Zillya Adware.OutBrowse.Win32.79594
Sangfor Worm.VBS.Agent.NLD
K7GW Trojan ( 00505cf51 )
K7AntiVirus Trojan ( 00505cf51 )
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Script:SNH-gen [Trj]
Cynet Malicious (score: 100)
Kaspersky Trojan-Ransom.Win32.Blocker.kpqo
BitDefender Trojan.GenericKD.6349694
MicroWorld-eScan Trojan.GenericKD.6349694
Tencent Win32.Trojan.Blocker.Wsan
Ad-Aware Trojan.GenericKD.6349694
Sophos ML/PE-A
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.TrojanAitInject.fc
Emsisoft Trojan.GenericKD.6349694 (B)
Avira HEUR/AGEN.1102706
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Microsoft Trojan:Win32/Occamy.C73
GData Trojan.GenericKD.6349694
AhnLab-V3 Trojan/Win32.Blocker.R205686
McAfee Artemis!69D5C2FCACA8
MAX malware (ai score=94)
Malwarebytes Malware.AI.3515169
Panda Trj/CI.A
Rising Ransom.Blocker!8.12A (CLOUD)
Yandex Trojan.Blocker!T1KbSbm9AR4
Ikarus Worm.VBS.Agent
Fortinet VBS/Kryptik.GA!tr
AVG Script:SNH-gen [Trj]
Qihoo-360 Win32/Trojan.Dropper.6d4

How to remove Trojan:Win32/Occamy.C73 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 Trojan:Win32/Occamy.C73 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 Trojan:Win32/Occamy.C73 you can always ask me in the comments for getting help.

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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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