Trojan:Win32/Occamy.C8C

Written by Robert Bailey

What is Trojan:Win32/Occamy.C8C infection?

In this post you will locate regarding the meaning of Trojan:Win32/Occamy.C8C and also its negative effect on your computer. Such ransomware are a kind of malware that is elaborated by online fraudulences to demand paying the ransom money by a target.

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Most of the instances, Trojan:Win32/Occamy.C8C infection will advise its victims to launch funds move for the function of neutralizing the changes that the Trojan infection has introduced to the target’s gadget.

Trojan:Win32/Occamy.C8C Summary

These adjustments can be as complies with:

  • 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.
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • 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.
  • Uses Windows utilities for basic functionality;
  • 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
  • Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
  • Ciphering the records located on the sufferer’s hard disk — so the target can no longer make use of the data;
  • Preventing normal accessibility 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.

Trojan:Win32/Occamy.C8C

The most regular networks where Trojan:Win32/Occamy.C8C Ransomware are infused are:

  • By ways of phishing e-mails;
  • As a consequence of user ending up on a resource that organizes a malicious software;

As quickly as the Trojan is successfully infused, it will either cipher the information on the target’s computer or prevent the tool from working in a correct manner – while likewise placing a ransom note that points out the requirement for the sufferers to effect the repayment for the function of decrypting the records or recovering the data system back to the first condition. In many instances, the ransom note will certainly show up when the customer reboots the PC after the system has currently been harmed.

Trojan:Win32/Occamy.C8C circulation networks.

In numerous corners of the world, Trojan:Win32/Occamy.C8C grows by leaps as well as bounds. Nonetheless, the ransom money notes and also techniques of extorting the ransom amount might differ relying on certain regional (local) settings. The ransom money notes and tricks of obtaining the ransom money quantity may vary depending on particular neighborhood (local) settings.

Ransomware injection

As an example:

    Faulty alerts regarding unlicensed software application.

    In specific areas, the Trojans often wrongfully report having actually identified some unlicensed applications enabled on the target’s tool. The sharp then requires the individual to pay the ransom.

    Faulty declarations regarding prohibited web content.

    In countries where software application piracy is less preferred, this method is not as effective for the cyber frauds. Conversely, the Trojan:Win32/Occamy.C8C popup alert may falsely assert to be deriving from a police establishment and will certainly report having situated kid pornography or other prohibited data on the device.

    Trojan:Win32/Occamy.C8C popup alert may falsely declare to be obtaining from a law enforcement establishment and will report having situated kid pornography or other unlawful information on the gadget. The alert will likewise include a need for the individual to pay the ransom.

Technical details

File Info:

crc32: F8626EED
md5: 335d583e7eb1052cb6ba3f54d5397e62
name: 335D583E7EB1052CB6BA3F54D5397E62.mlw
sha1: 545d8bbf04b7b057ce79b076b0129d08f8e75e8d
sha256: 8c0079e331f0ac7a47879a6dccd5018564e2d436ad9eaebdad260347341a84c2
sha512: 69831c926fab15b2b58c39ee4cb85fb096e6f88249106e5a2f441aaab00c84520595360c55def8a68a9026c3834ab6f85a6d1765c85802d3f8aab8fbb9ce8aa7
ssdeep: 12288:NxmIJQvPkitEqZR3pMq+fTvf+F7CqGcCgEFfKC8Ga:rmoO8itEqfZG7QCFHgE1KC8Ga
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/Occamy.C8C also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 004aee531 )
DrWeb Trojan.KillProc.25588
Cynet Malicious (score: 100)
ALYac Gen:Trojan.ShellStartup.BGW@aGDP4Xac
Cylance Unsafe
Sangfor Ransom.Win32.Blocker.livt
CrowdStrike win/malicious_confidence_60% (D)
Alibaba Ransom:Win32/Blocker.6b5228f3
K7GW Trojan ( 004aee531 )
Cybereason malicious.e7eb10
Cyren W32/S-5f21cf29!Eldorado
Symantec Trojan.Gen.MBT
ESET-NOD32 RAR/Agent.AR
APEX Malicious
Avast FileRepMalware
ClamAV Win.Malware.Uztuby-6815912-0
Kaspersky Trojan-Ransom.Win32.Blocker.livt
BitDefender Trojan.ScriptKD.2195
NANO-Antivirus Trojan.Win32.Blocker.fjavbm
MicroWorld-eScan Trojan.ScriptKD.2195
Tencent Win32.Trojan.Blocker.Lhxd
Sophos Mal/Generic-S
Comodo Malware@#278xrwoz3fxg8
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Generic.hc
FireEye Generic.mg.335d583e7eb1052c
Emsisoft Trojan.ScriptKD.2195 (B)
SentinelOne Static AI – Malicious PE
Avira TR/Agent.eicll
eGambit Unsafe.AI_Score_99%
Microsoft Trojan:Win32/Occamy.C8C
Arcabit Trojan.ShellStartup.EE625B
AegisLab Trojan.Win32.Blocker.4!c
GData Gen:Trojan.ShellStartup.BGW@aGDP4Xac
AhnLab-V3 Malware/Win32.Generic.C2823316
McAfee Artemis!335D583E7EB1
MAX malware (ai score=88)
VBA32 TrojanRansom.Blocker
Malwarebytes Malware.AI.2068426182
Panda Trj/CI.A
Ikarus Backdoor.MSIL.Bladabindi
Fortinet W32/Blocker.AR!tr.ransom
AVG FileRepMalware
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Blocker.HgIASRQA

How to remove Trojan:Win32/Occamy.C8C 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 Trojan:Win32/Occamy.C8C 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.C8C 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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