Graftor.537187

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

What is Graftor.537187 infection?

In this article you will certainly find about the interpretation of Graftor.537187 and its adverse impact on your computer. Such ransomware are a kind of malware that is clarified by on the internet fraudulences to require paying the ransom money by a target.

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In the majority of the situations, Graftor.537187 infection will certainly instruct its targets to launch funds transfer for the function of neutralizing the modifications that the Trojan infection has actually presented to the sufferer’s gadget.

Graftor.537187 Summary

These adjustments 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.
  • 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;
  • 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.
  • Unconventionial language used in binary resources: Russian;
  • Uses Windows utilities for basic functionality;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • Steals private information from local Internet browsers;
  • Network activity contains more than one unique useragent.;
  • Collects information about installed applications;
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Harvests credentials from local FTP client softwares;
  • Harvests information related to installed instant messenger clients;
  • 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records found on the victim’s disk drive — so the victim can no more use the data;
  • Preventing normal access 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.
Similar behavior
Related domains
z.whorecord.xyzTrojan-Ransom.Win32.Crypmod.zfq
mangroveforests.comTrojan-Ransom.Win32.Crypmod.zfq
a.tomx.xyzTrojan-Ransom.Win32.Crypmod.zfq
iplogger.orgTrojan-Ransom.Win32.Crypmod.zfq
www.bing.comTrojan-Ransom.Win32.Crypmod.zfq
ip-api.comTrojan-Ransom.Win32.Crypmod.zfq

Graftor.537187

The most typical channels through which Graftor.537187 Ransomware Trojans are injected are:

  • By methods of phishing emails;
  • As a repercussion of customer ending up on a source that organizes a harmful software program;

As soon as the Trojan is efficiently infused, it will either cipher the information on the sufferer’s PC or avoid the device from working in a correct fashion – while likewise putting a ransom note that mentions the requirement for the victims to impact the payment for the purpose of decrypting the files or restoring the file system back to the first condition. In many circumstances, the ransom note will certainly show up when the customer reboots the PC after the system has actually already been damaged.

Graftor.537187 distribution channels.

In numerous edges of the world, Graftor.537187 expands by leaps as well as bounds. Nevertheless, the ransom money notes and methods of obtaining the ransom amount might vary relying on specific local (regional) setups. The ransom money notes and also methods of obtaining the ransom money amount might vary depending on certain neighborhood (regional) settings.

Ransomware injection

As an example:

    Faulty signals about unlicensed software application.

    In particular locations, the Trojans usually wrongfully report having identified some unlicensed applications enabled on the victim’s device. The sharp after that requires the customer to pay the ransom money.

    Faulty declarations about unlawful content.

    In nations where software piracy is much less popular, this method is not as efficient for the cyber fraudulences. Conversely, the Graftor.537187 popup alert may wrongly declare to be stemming from a police organization as well as will certainly report having located youngster pornography or other prohibited data on the tool.

    Graftor.537187 popup alert may incorrectly claim to be acquiring from a regulation enforcement institution and also will report having situated youngster pornography or various other unlawful information on the gadget. The alert will in a similar way contain a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 4A82FFA4
md5: 044cc504f9c89b8cfa7ee0624a35fb49
name: wotsuper3.exe
sha1: 50243af08f5f99b497dfec5f06371e1269c9c2b8
sha256: 56238509fdc6d6abeac40945a292e7881807206714af8bfbf690ab00097fe593
sha512: acd798cba9b7b5899ea8986128107d953de324ab5e291220f21d1375852da6ae47676d4c6c537de31fc12206c2c23b110d47f6d9e87c59194f121849db7cd905
ssdeep: 12288:pANwRo+mv8QD4+0V16rl5x/LGSbIuEyWfteI8sS+Scz:pAT8QE+kWrxlMR3WG
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: wotsuper
FileDescription: wotsuper 2.1 Installation
FileVersion: 2.1
Comments:
CompanyName: wotsuper
Translation: 0x0409 0x04e4

Graftor.537187 also known as:

GridinSoftTrojan.Ransom.Gen
MicroWorld-eScanGen:Variant.Graftor.537187
Qihoo-360HEUR/QVM05.1.CD81.Malware.Gen
CylanceUnsafe
SangforMalware
BitDefenderGen:Variant.Graftor.537187
Cybereasonmalicious.4f9c89
APEXMalicious
KasperskyHEUR:Trojan.Win32.Chapak.vho
RisingStealer.Agent!8.C2 (RDMK:cmRtazqukXY+pC4YPdX7YM4uXjgC)
DrWebTrojan.PWS.Stealer.28172
Invinceaheuristic
Trapminemalicious.moderate.ml.score
FireEyeGen:Variant.Graftor.537187
IkarusTrojan-Dropper.RTF.Agent
WebrootW32.Trojan.Gen
AviraHEUR/AGEN.1039771
MAXmalware (ai score=80)
Antiy-AVLTrojan/Win32.Chapak
ArcabitTrojan.Graftor.D83263
ZoneAlarmHEUR:Trojan.Win32.Chapak.vho
AhnLab-V3Malware/Win32.Generic.C3733562
BitDefenderThetaGen:NN.ZexaF.34098.HmW@aCf50qg
MalwarebytesTrojan.Downloader
ESET-NOD32a variant of Win32/PSW.Agent.OGR
TencentMalware.Win32.Gencirc.10b8ad88
eGambitUnsafe.AI_Score_99%
AVGWin32:PWSX-gen [Trj]
AvastWin32:PWSX-gen [Trj]
MaxSecureTrojan-Ransom.Win32.Crypmod.zfq

How to remove Graftor.537187 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 Graftor.537187 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.537187 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/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.

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