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

What is Graftor.442387 infection?

In this post you will find concerning the definition of Graftor.442387 and also its negative effect on your computer system. Such ransomware are a type of malware that is specified by on-line fraudulences to require paying the ransom money by a target.

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In the majority of the instances, Graftor.442387 ransomware will instruct its targets to initiate funds move for the objective of neutralizing the amendments that the Trojan infection has introduced to the target’s gadget.

Graftor.442387 Summary

These alterations can be as follows:

  • 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.
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Attempts to connect to a dead IP:Port (2 unique times);
  • 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.
  • Performs some HTTP requests;
  • Detects Sandboxie through the presence of a library;
  • Executed a process and injected code into it, probably while unpacking;
  • A system process is generating network traffic likely as a result of process injection;
  • Checks the presence of disk drives in the registry, possibly for anti-virtualization;
  • Ciphering the documents situated on the sufferer’s hard drive — so the target can no more utilize 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.


One of the most normal channels where Graftor.442387 are injected are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As an effect of customer winding up on a source that organizes a destructive software application;

As quickly as the Trojan is successfully infused, it will either cipher the data on the sufferer’s PC or protect against the device from operating in an appropriate manner – while additionally putting a ransom money note that states the need for the victims to effect the payment for the objective of decrypting the documents or restoring the file system back to the first condition. In the majority of circumstances, the ransom note will show up when the client reboots the PC after the system has currently been damaged.

Graftor.442387 distribution channels.

In numerous edges of the globe, Graftor.442387 expands by leaps and bounds. Nonetheless, the ransom money notes as well as methods of extorting the ransom money quantity might vary depending upon specific neighborhood (regional) settings. The ransom money notes and also tricks of extorting the ransom amount might vary depending on particular neighborhood (local) settings.

Ransomware injection

For example:

    Faulty informs regarding unlicensed software program.

    In particular areas, the Trojans frequently wrongfully report having actually found some unlicensed applications enabled on the target’s gadget. The sharp then requires the user to pay the ransom.

    Faulty declarations concerning unlawful content.

    In countries where software program piracy is much less preferred, this method is not as reliable for the cyber scams. Additionally, the Graftor.442387 popup alert might falsely assert to be originating from a police institution and also will certainly report having located child pornography or other illegal data on the device.

    Graftor.442387 popup alert may falsely declare to be obtaining from a regulation enforcement establishment and also will report having situated youngster pornography or various other prohibited information on the device. The alert will in a similar way include a need for the user to pay the ransom money.

Technical details

File Info:

crc32: 220FA4FA
md5: a1ba0bc184d774e3a4f6b1553c353c08
name: A1BA0BC184D774E3A4F6B1553C353C08.mlw
sha1: 076ca91f2e1d7effcb3254fa6f70d0a54d879b13
sha256: f8edd03f9ccab2bd6f9ae5bb3e6f662b04642c421a91242bba2c8c98ec79f2a1
sha512: e5c0080da360fac17a8b588813a8d590dfc3b05df30f7b410781873057b91c477e411726a20f22fe7b042f5954474644cdc87061638a887b276282c969af4bd1
ssdeep: 3072:mVfkV1cUmhK0Xur8rSsIt2G8OcGQ6dcR4Oyynjg8Bvp4JG8Rl7xTOY3sX:CkVhG5nuMJ6dc+N8tp45Rl7xTO3
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: AVAST Software Copyright xa9. All rights reserved.
CompanyName: AVAST Software
Comments: Specified Rez Foxpro Animals Sclk
ProductName: Unconceal
FileDescription: Specified Rez Foxpro Animals Sclk
Translation: 0x0409 0x04b0

Graftor.442387 also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware1
MicroWorld-eScan Gen:Variant.Graftor.442387
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
K7AntiVirus Trojan ( 0056e92e1 )
BitDefender Gen:Variant.Graftor.442387
K7GW Trojan ( 0056e92e1 )
Cybereason malicious.184d77
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Backdoor.Win32.Androm.oouf
NANO-Antivirus Trojan.Win32.Androm.evfsmi
AegisLab Trojan.Win32.Androm.4!c
Rising [email protected] (RDML:DMy5ffm1QKFZLk2QhRzBSQ)
Ad-Aware Gen:Variant.Graftor.442387
Emsisoft Gen:Variant.Graftor.442387 (B)
Comodo Malware@#pmhy1neypg7k
F-Secure Heuristic.HEUR/AGEN.1128656
Sophos Mal/Generic-S + Mal/Kryptik-DC
SentinelOne Static AI – Suspicious PE
Avira HEUR/AGEN.1128656
MAX malware (ai score=87)
Microsoft TrojanDownloader:Win32/Dofoil.AC
Arcabit Trojan.Graftor.D6C013
ZoneAlarm Backdoor.Win32.Androm.oouf
GData Gen:Variant.Graftor.442387
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Locky.R192960
Acronis suspicious
BitDefenderTheta Gen:NN.ZexaF.34804.kq0@a8c@g0fi
TACHYON Ransom/W32.Locky.179712.E
VBA32 BScope.TrojanSpy.Panda
Panda Trj/CI.A
ESET-NOD32 a variant of Win32/Kryptik.FQPO
Tencent Win32.Backdoor.Androm.Lmas
Yandex Backdoor.Androm!cfTxK+pZ4zU
Ikarus Trojan-Ransom.GandCrab
eGambit Unsafe.AI_Score_99%
Fortinet W32/Androm.OOUF!tr.bdr
AVG Win32:Malware-gen

How to remove Graftor.442387 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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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 Graftor.442387 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 Graftor.442387 you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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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.

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