Written by Robert Bailey

What is Trojan.Win32.Chapak.ejum infection?

In this short article you will certainly locate about the meaning of Trojan.Win32.Chapak.ejum and its adverse effect on your computer system. Such ransomware are a kind of malware that is specified by on-line frauds to demand paying the ransom money by a target.

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Most of the cases, Trojan.Win32.Chapak.ejum ransomware will certainly instruct its victims to launch funds move for the objective of reducing the effects of the modifications that the Trojan infection has actually introduced to the victim’s tool.

Trojan.Win32.Chapak.ejum Summary

These alterations can be as complies with:

  • Executable code extraction;
  • Creates RWX memory;
  • Reads data out of its own binary image;
  • A process created a hidden window;
  • Drops a binary and executes it;
  • Unconventionial language used in binary resources: Russian;
  • Uses Windows utilities for basic functionality;
  • Exhibits possible ransomware file modification behavior;
  • Creates a hidden or system file;
  • Attempts to modify proxy settings;
  • Collects information to fingerprint the system;
  • Anomalous binary characteristics;
  • Ciphering the papers located on the target’s disk drive — so the sufferer can no more use the information;
  • Preventing routine access to the victim’s workstation;

Related domains: Trojan-Ransom.Win32.Crypmod.zfq Trojan-Ransom.Win32.Crypmod.zfq


One of the most regular networks whereby Trojan.Win32.Chapak.ejum Trojans are injected are:

  • By means of phishing e-mails;
  • As a repercussion of user ending up on a resource that hosts a destructive software application;

As quickly as the Trojan is effectively infused, it will certainly either cipher the data on the target’s computer or stop the tool from functioning in a proper fashion – while additionally placing a ransom note that mentions the need for the targets to impact the payment for the objective of decrypting the records or bring back the file system back to the preliminary condition. In most instances, the ransom money note will show up when the client reboots the PC after the system has actually already been damaged.

Trojan.Win32.Chapak.ejum distribution networks.

In different edges of the world, Trojan.Win32.Chapak.ejum expands by leaps and also bounds. However, the ransom money notes as well as methods of obtaining the ransom money quantity might differ depending upon specific neighborhood (local) settings. The ransom money notes as well as tricks of obtaining the ransom quantity may differ depending on particular neighborhood (local) setups.

Ransomware injection

For example:

    Faulty informs concerning unlicensed software.

    In specific areas, the Trojans usually wrongfully report having found some unlicensed applications allowed on the victim’s tool. The sharp then demands the individual to pay the ransom.

    Faulty statements about illegal content.

    In countries where software piracy is much less preferred, this technique is not as efficient for the cyber fraudulences. Additionally, the Trojan.Win32.Chapak.ejum popup alert might falsely declare to be deriving from a police establishment and also will certainly report having situated kid pornography or various other illegal data on the device.

    Trojan.Win32.Chapak.ejum popup alert may incorrectly claim to be obtaining from a regulation enforcement organization as well as will report having located child porn or various other prohibited data on the gadget. The alert will likewise have a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: FA8D3D97
md5: 1c0f8a571a4886bf52273bbe44732929
name: wotsuper3.exe
sha1: 87b054eac16356591ae393fe4508c05ac9691ab6
sha256: 31cad75949606e8222b49da2322658fc8b419917a5d2842c26df9dc537110200
sha512: 822fb2a5d057a8508a638e0406e46dd38bed164bc0c82eb3ccb62375792ccb701fe6b7c9dc0121cf13aca694e8747a17c15a0dd7988819bda9f0f1eba6d342a8
ssdeep: 24576:pAT8QE+kfqpj5iX8ly9gRwPgB9pkvjPztSDR9p3yz0B39RRr:pAI+7LlF7kvtqR9sze3Zr
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

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

Trojan.Win32.Chapak.ejum also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Trojan.GenericKD.33538434
Qihoo-360 Generic/HEUR/QVM05.1.D51B.Malware.Gen
McAfee Artemis!1C0F8A571A48
Cylance Unsafe
Sangfor Malware
K7AntiVirus Trojan ( 005625431 )
BitDefender Trojan.GenericKD.33538434
K7GW Trojan ( 005625431 )
Arcabit Trojan.Generic.D28DB555
Invincea heuristic
APEX Malicious
Avast Win32:PWSX-gen [Trj]
Kaspersky Trojan.Win32.Chapak.ejum
Alibaba Trojan:Win32/Chapak.c390f65d
ViRobot Trojan.Win32.Z.Downloader.1026927
AegisLab Trojan.Win32.Chapak.4!c
Tencent Malware.Win32.Gencirc.10b8ad88
Endgame malicious (moderate confidence)
Emsisoft Trojan-Dropper.Agent (A)
F-Secure Trojan.TR/AD.VidarStealer.absza
DrWeb Trojan.Siggen9.20262
TrendMicro TROJ_GEN.R049C0DCE20
McAfee-GW-Edition RDN/Generic.dx
Fortinet W32/Kryptik.A!tr
Sophos Mal/RyPack-A
Ikarus Trojan-Dropper.RTF.Agent
Webroot W32.Trojan.Gen
Avira TR/AD.VidarStealer.absza
MAX malware (ai score=83)
Antiy-AVL Trojan/Win32.Wacatac
Microsoft Trojan:Win32/Skeeyah.A!rfn
SUPERAntiSpyware Trojan.Agent/Gen-Downloader
ZoneAlarm Trojan.Win32.Chapak.ejum
AhnLab-V3 Malware/Win32.Generic.C3733562
VBA32 BScope.Trojan.AET.281105
Malwarebytes Trojan.Downloader
Panda Trj/CI.A
ESET-NOD32 a variant of Win32/Kryptik.HBWN
TrendMicro-HouseCall TROJ_GEN.R049C0DCE20
Rising Trojan.Kryptik!8.8 (CLOUD)
eGambit Unsafe.AI_Score_99%
GData Trojan.GenericKD.42841429
BitDefenderTheta Gen:NN.ZexaF.34100.DuW@am4uNNlG
AVG Win32:PWSX-gen [Trj]
CrowdStrike win/malicious_confidence_70% (W)
MaxSecure Trojan-Ransom.Win32.Crypmod.zfq

How to remove Trojan.Win32.Chapak.ejum 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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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.Chapak.ejum 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.Chapak.ejum you can always ask me in the comments for getting help.

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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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