Trojan:Win32/Occamy.C51

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

What is Trojan:Win32/Occamy.C51 infection?

In this article you will certainly discover regarding the meaning of Trojan:Win32/Occamy.C51 as well as its negative effect on your computer. Such ransomware are a form of malware that is specified by on-line frauds to require paying the ransom by a sufferer.

GridinSoft Anti-Malware Review
It is better to prevent, than repair and repent!
When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
Gridinsoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | 10% Off Coupon
Subscribe to our Telegram channel to be the first to know about news and our exclusive materials on information security.

In the majority of the instances, Trojan:Win32/Occamy.C51 infection will certainly instruct its victims to initiate funds transfer for the function of reducing the effects of the amendments that the Trojan infection has actually introduced to the target’s tool.

Trojan:Win32/Occamy.C51 Summary

These adjustments can be as complies with:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • 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.

  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • 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 documents found on the victim’s disk drive — so the target can no more use the information;
  • Preventing normal 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.

Trojan:Win32/Occamy.C51

One of the most common channels through which Trojan:Win32/Occamy.C51 Ransomware Trojans are infused are:

  • By means of phishing emails;
  • As a consequence of individual ending up on a source that hosts a malicious software;

As soon as the Trojan is effectively injected, it will either cipher the data on the victim’s PC or avoid the tool from operating in an appropriate fashion – while additionally placing a ransom money note that mentions the requirement for the victims to impact the payment for the function of decrypting the records or bring back the file system back to the initial condition. In a lot of instances, the ransom note will turn up when the client restarts the COMPUTER after the system has actually already been damaged.

Trojan:Win32/Occamy.C51 distribution channels.

In numerous corners of the globe, Trojan:Win32/Occamy.C51 expands by jumps and also bounds. Nonetheless, the ransom notes and also methods of extorting the ransom money quantity may differ depending on specific local (regional) setups. The ransom notes and techniques of extorting the ransom quantity may differ depending on specific regional (local) settings.

Ransomware injection

For example:

    Faulty informs regarding unlicensed software.

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

    Faulty declarations about prohibited material.

    In nations where software program piracy is much less popular, this method is not as effective for the cyber fraudulences. Conversely, the Trojan:Win32/Occamy.C51 popup alert may falsely declare to be originating from a law enforcement organization as well as will report having situated child pornography or various other prohibited information on the device.

    Trojan:Win32/Occamy.C51 popup alert may wrongly claim to be obtaining from a regulation enforcement institution and will report having located kid porn or other prohibited data on the gadget. The alert will in a similar way include a need for the user to pay the ransom.

Technical details

File Info:

crc32: F004B730
md5: 51bb2aef43d0d739a15dd35dec5d7fc2
name: 99103_1461113913_17.sb2-740.exe
sha1: afdf9675db4deb56769e462e2d0309f6deeb6cc9
sha256: 5142ac1a36d4aed87ef4324e456349c431d7ba4686f5e61c0de4ed48a672ac54
sha512: f25f880eb350456b44c69d50de43456fc4b257322381f6697811994a6f1f7200a0bd828fe1864091c46741e233563a0351e77851c27b8e583e20aaaf06e4479a
ssdeep: 49152:QRugMeGzIDDSDt6hNihEXdFTyoNcJwoaw+Y43dXM7lCoHPJw01cwPb33HADxXywb:h7eGkDDEuNmEXnSaxY4tw1w0N3HIX9
type: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive

Version Info:

0: [No Data]

Trojan:Win32/Occamy.C51 also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Trojan.GenericKD.33738740
FireEye Trojan.GenericKD.33738740
CAT-QuickHeal Trojan.Vobfus
McAfee Artemis!51BB2AEF43D0
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.Vobfus.4!c
Sangfor Malware
K7AntiVirus Trojan ( 005072391 )
BitDefender Trojan.GenericKD.33738740
K7GW Trojan ( 005072391 )
Cybereason malicious.5db4de
Symantec ML.Attribute.HighConfidence
Paloalto generic.ml
GData Trojan.GenericKD.33738740
NANO-Antivirus Riskware.Win32.Agent.diceib
Avast Win32:Malware-gen
Ad-Aware Trojan.GenericKD.33738740
Sophos Generic PUA IH (PUA)
F-Secure Heuristic.HEUR/AGEN.1122637
TrendMicro TROJ_GEN.R002C0PDS20
McAfee-GW-Edition BehavesLike.Win32.Ransomware.vc
Emsisoft Trojan.GenericKD.33738740 (B)
Jiangmin Trojan.Vobfus.ghh
Webroot W32.Gen.BT
Avira HEUR/AGEN.1122637
Antiy-AVL RiskWare[RiskTool]/Win32.Agent
Arcabit Trojan.Generic.D202CFF4
ZoneAlarm UDS:DangerousObject.Multi.Generic
Microsoft Trojan:Win32/Occamy.C51
ALYac Trojan.GenericKD.33738740
MAX malware (ai score=83)
VBA32 Trojan.Vobfus
Malwarebytes Trojan.Vobfus.OL
ESET-NOD32 a variant of Win32/Packed.AAuto.A suspicious
TrendMicro-HouseCall TROJ_GEN.R002C0PDS20
Rising Trojan.Vobfus!8.C27 (CLOUD)
Yandex Trojan.Vobfus!mc0iews5TRs
AVG Win32:Malware-gen
Panda Trj/CI.A
CrowdStrike win/malicious_confidence_80% (W)
Qihoo-360 Win32/Trojan.3ac

How to remove Trojan:Win32/Occamy.C51 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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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.C51 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Trojan:Win32/Occamy.C51 you can always ask me in the comments for getting help.

Sending
User Review
0 (0 votes)
Comments Rating 0 (0 reviews)

References

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

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.

Leave a Reply

Sending