Trojan:Win32/Occamy.C8A

Written by Robert Bailey

What is Trojan:Win32/Occamy.C8A infection?

In this post you will find about the interpretation of Trojan:Win32/Occamy.C8A and its unfavorable effect on your computer system. Such ransomware are a kind of malware that is elaborated by on-line scams to demand paying the ransom money by a victim.

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In the majority of the cases, Trojan:Win32/Occamy.C8A ransomware will certainly advise its targets to launch funds move for the objective of counteracting the modifications that the Trojan infection has actually introduced to the target’s tool.

Trojan:Win32/Occamy.C8A Summary

These adjustments can be as adheres to:

  • 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.
  • A process created a hidden window;
  • Uses Windows utilities for basic functionality;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers located on the target’s hard drive — so the target can no more use the information;
  • Preventing routine 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.C8A

The most typical channels through which Trojan:Win32/Occamy.C8A are injected are:

  • By means of phishing e-mails;
  • As an effect of customer ending 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 target’s computer or stop the gadget from operating in a proper way – while also placing a ransom note that points out the demand for the victims to effect the payment for the function of decrypting the files or bring back the documents system back to the preliminary problem. In the majority of instances, the ransom money note will certainly come up when the customer restarts the COMPUTER after the system has already been harmed.

Trojan:Win32/Occamy.C8A distribution channels.

In numerous edges of the globe, Trojan:Win32/Occamy.C8A expands by leaps and bounds. However, the ransom money notes and also tricks of obtaining the ransom money amount might differ depending on certain local (regional) setups. The ransom notes and also methods of obtaining the ransom money amount may differ depending on certain neighborhood (local) setups.

Ransomware injection

For instance:

    Faulty informs about unlicensed software program.

    In specific areas, the Trojans often wrongfully report having actually detected some unlicensed applications made it possible for on the victim’s gadget. The sharp after that requires the user to pay the ransom.

    Faulty declarations regarding prohibited content.

    In countries where software piracy is less popular, this approach is not as effective for the cyber fraudulences. Conversely, the Trojan:Win32/Occamy.C8A popup alert may incorrectly assert to be originating from a police establishment and also will certainly report having situated kid porn or other illegal data on the tool.

    Trojan:Win32/Occamy.C8A popup alert may falsely declare to be deriving from a regulation enforcement institution and will certainly report having situated kid porn or various other illegal information on the tool. The alert will similarly contain a need for the user to pay the ransom money.

Technical details

File Info:

crc32: 7947AB4E
md5: 5aeee7993d71aa8d58f345598aedc4cd
name: 5AEEE7993D71AA8D58F345598AEDC4CD.mlw
sha1: c4e0a64858b61dfc101d25ff5f02ebc3fe2d9dfa
sha256: 8a4c6b89f677bfaf7e4b4fec8bd932f969d8937d2ad75d8f40bcb0677ce823fe
sha512: eac1d819fe6e5d10310c180cb0946626798833400343d1e35f1112eefc0bf55c26af39c706d28c8e9683f5b9625f0a79ef895bbf6752604627fb90c1286b1b82
ssdeep: 384:/RND+VE5n0LC+ZkotajfhUFM9Wk7UXEDa5:HSVcBttGeWk7fDa5
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2018
Assembly Version: 1.0.0.0
InternalName: Remoa.exe
FileVersion: 1.0.0.0
CompanyName:
LegalTrademarks:
Comments:
ProductName: Remoa
ProductVersion: 1.0.0.0
FileDescription: Remoa
OriginalFilename: Remoa.exe

Trojan:Win32/Occamy.C8A also known as:

GridinSoftTrojan.Ransom.Gen
K7AntiVirusTrojan ( 004d3df31 )
Elasticmalicious (high confidence)
CynetMalicious (score: 99)
CylanceUnsafe
ZillyaTrojan.GenericKD.Win32.159275
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_70% (D)
AlibabaTrojan:MSIL/Filecoder.48839713
K7GWTrojan ( 004d3df31 )
Cybereasonmalicious.858b61
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of MSIL/Filecoder.AC
APEXMalicious
AvastWin32:RansomX-gen [Ransom]
KasperskyHEUR:Trojan-Ransom.MSIL.Agent.gen
NANO-AntivirusTrojan.Win32.Ransom.fgjjqe
TencentWin32.Trojan.Raas.Auto
SophosMal/Generic-S
ComodoMalware@#1czo48unweqjk
BitDefenderThetaGen:NN.ZemsilF.34670.bm0@a4sVLye
McAfee-GW-EditionArtemis!Trojan
FireEyeGeneric.mg.5aeee7993d71aa8d
EmsisoftTrojan.Ransom.Unlock92 (A)
SentinelOneStatic AI – Malicious PE
JiangminTrojan.MSIL.jyqw
AviraHEUR/AGEN.1133891
eGambitUnsafe.AI_Score_92%
MicrosoftTrojan:Win32/Occamy.C8A
McAfeeArtemis!5AEEE7993D71
MAXmalware (ai score=100)
PandaTrj/GdSda.A
TrendMicro-HouseCallRansom.MSIL.RUCRYPT.SMA
RisingRansom.Agent!8.6B7 (CLOUD)
IkarusTrojan-Ransom.FileCrypter
FortinetMSIL/Filecoder.AC!tr
AVGWin32:RansomX-gen [Ransom]
Paloaltogeneric.ml
Qihoo-360Win32/Trojan.Ransom.47d

How to remove Trojan:Win32/Occamy.C8A ransomware?

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.C8A 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.C8A 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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