Win32/Injector.EPFX

Written by Robert Bailey

What is Win32/Injector.EPFX infection?

In this article you will certainly discover concerning the meaning of Win32/Injector.EPFX and its adverse impact on your computer system. Such ransomware are a form of malware that is clarified by online fraudulences to require paying the ransom money by a victim.

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In the majority of the situations, Win32/Injector.EPFX virus will certainly advise its victims to initiate funds transfer for the objective of neutralizing the amendments that the Trojan infection has actually presented to the victim’s gadget.

Win32/Injector.EPFX Summary

These modifications 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.

  • A process created a hidden window;
  • 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 papers found on the target’s disk drive — so the target can no more utilize the data;
  • Preventing regular access 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.
Similar behavior
Related domains
z.whorecord.xyz Trojan-Ransom.Cerber
a.tomx.xyz Trojan-Ransom.Cerber

Win32/Injector.EPFX

The most typical channels through which Win32/Injector.EPFX Trojans are injected are:

  • By means of phishing e-mails;
  • As a consequence of user ending up on a resource that organizes a harmful software program;

As soon as the Trojan is successfully injected, it will certainly either cipher the information on the victim’s PC or protect against the gadget from working in an appropriate manner – while additionally placing a ransom note that discusses the demand for the sufferers to effect the settlement for the objective of decrypting the papers or bring back the documents system back to the first problem. In a lot of circumstances, the ransom money note will certainly come up when the customer reboots the PC after the system has actually already been damaged.

Win32/Injector.EPFX circulation channels.

In various edges of the globe, Win32/Injector.EPFX expands by jumps as well as bounds. Nonetheless, the ransom money notes as well as techniques of obtaining the ransom quantity may differ depending on particular regional (regional) setups. The ransom notes and also methods of extorting the ransom money quantity might differ depending on specific regional (local) setups.

Ransomware injection

For instance:

    Faulty informs regarding unlicensed software application.

    In specific locations, the Trojans usually wrongfully report having discovered some unlicensed applications allowed on the sufferer’s device. The sharp after that requires the user to pay the ransom money.

    Faulty statements regarding illegal content.

    In nations where software application piracy is much less popular, this technique is not as effective for the cyber frauds. Alternatively, the Win32/Injector.EPFX popup alert may falsely claim to be stemming from a law enforcement organization and will certainly report having situated youngster pornography or various other illegal information on the tool.

    Win32/Injector.EPFX popup alert may wrongly assert to be deriving from a law enforcement organization and also will certainly report having located kid pornography or various other illegal data on the device. The alert will in a similar way consist of a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: 6656339C
md5: aa75c9b76a05e7459b3e212e31400d6a
name: AA75C9B76A05E7459B3E212E31400D6A.mlw
sha1: 4e730a66bd275f17173b6cda7508e6f7f81e2bd6
sha256: c445780cd57b126311437ef6d7695d4038b447c0efb6701609c0cb5fd116c570
sha512: 83e41e8d11363ff3852d764ee7f70834d4f6b6c9c03812d2be407447d28bd3af4744b5f51c957ef6df27f4611bb03e85409cac14754d101f37d8a6b8198ac977
ssdeep: 6144:lPXIlOlMak1U7DSXfSkm4x6CnRZqs2PCQYleKn:alOljk2+XM3CRZqs2KQYleKn
type: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive

Version Info:

0: [No Data]

Win32/Injector.EPFX also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
CrowdStrike win/malicious_confidence_90% (W)
Cybereason malicious.6bd275
Cyren W32/Injector.AHD.gen!Eldorado
Symantec Packed.Generic.606
ESET-NOD32 a variant of Win32/Injector.EPFX
APEX Malicious
Sophos ML/PE-A
McAfee-GW-Edition BehavesLike.Win32.Vopak.dc
FireEye Generic.mg.aa75c9b76a05e745
SentinelOne Static AI – Malicious PE
Ikarus Trojan-Ransom.Cerber

How to remove Win32/Injector.EPFX 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 Win32/Injector.EPFX 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 Win32/Injector.EPFX 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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