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

What is Trojanransom.Fasem infection?

In this article you will find concerning the interpretation of Trojanransom.Fasem as well as its adverse impact on your computer system. Such ransomware are a kind of malware that is clarified by on the internet scams to require paying the ransom by a victim.

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Most of the instances, Trojanransom.Fasem ransomware will certainly instruct its victims to launch funds transfer for the objective of counteracting the changes that the Trojan infection has introduced to the victim’s device.

Trojanransom.Fasem Summary

These adjustments can be as adheres to:

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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.
  • Ciphering the documents situated on the sufferer’s hard drive — so the victim can no more utilize the data;
  • Preventing normal accessibility to the victim’s workstation;


The most common networks where Trojanransom.Fasem Ransomware are infused 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 a repercussion of customer ending up on a resource that hosts a malicious software program;

As soon as the Trojan is efficiently infused, it will certainly either cipher the information on the victim’s PC or prevent the gadget from operating in a correct manner – while additionally positioning a ransom money note that mentions the requirement for the sufferers to impact the settlement for the function of decrypting the papers or bring back the data system back to the preliminary problem. In a lot of circumstances, the ransom money note will turn up when the customer reboots the COMPUTER after the system has actually currently been damaged.

Trojanransom.Fasem circulation channels.

In numerous edges of the world, Trojanransom.Fasem grows by jumps and bounds. However, the ransom money notes as well as methods of extorting the ransom quantity might vary relying on particular local (regional) settings. The ransom notes as well as tricks of obtaining the ransom money quantity may vary depending on specific neighborhood (regional) settings.

Ransomware injection

As an example:

    Faulty alerts regarding unlicensed software application.

    In specific locations, the Trojans frequently wrongfully report having found some unlicensed applications made it possible for on the sufferer’s device. The alert then demands the individual to pay the ransom.

    Faulty statements regarding illegal web content.

    In countries where software program piracy is less prominent, this method is not as reliable for the cyber frauds. Conversely, the Trojanransom.Fasem popup alert might falsely claim to be stemming from a police institution and will report having situated youngster porn or other prohibited information on the device.

    Trojanransom.Fasem popup alert might wrongly claim to be deriving from a legislation enforcement institution and will report having located child porn or various other unlawful information on the device. The alert will likewise include a need for the user to pay the ransom.

Technical details

File Info:

crc32: A74C389D
md5: a8cbb51a6c86bff94cc9f07bf55950b1
name: A8CBB51A6C86BFF94CC9F07BF55950B1.mlw
sha1: 18b3566494a9450195e44b09d7797e163e000bd6
sha256: a2aa178265d9858ec5515422de223140cadeee6e70b87183d2eeec49bdaa0280
sha512: 0fdd09514dcb8130c79634b065c0f5518274713e0b2e0a31f15d40db3fa69741fa4120a87e2c5f1733146c37b0fa04c8ec2221a90b7e1fce3a32f61c8b4e965d
ssdeep: 6144:QVYto7relR2u/d6AjWcPyC4koXAXUd2CCkm/taEFl3g6RswD1f6Wp5V:QVK2u/d6AjWcfHEhm/XFl3fRRUWP
type: PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
Assembly Version:
InternalName: Collaborator.exe
OriginalFilename: Collaborator.exe

Trojanransom.Fasem also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 700000121 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
CAT-QuickHeal Trojanransom.Fasem
ALYac Application.RanSim.D
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_80% (W)
Alibaba RiskWare:Win32/Fasem.6f58bd0f
K7GW Trojan ( 700000121 )
Cybereason malicious.a6c86b
Cyren W32/Trojan.CGM.gen!Eldorado
Symantec Hacktool.Cryptran!g2
ESET-NOD32 a variant of MSIL/Riskware.KnownBe4.A
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Trojan.Generic-6268112-0
Kaspersky HEUR:Trojan-Ransom.Win32.Fasem.a
BitDefender Application.RanSim.D
NANO-Antivirus Trojan.Win32.Tiggre.ezgaeo
MicroWorld-eScan Application.RanSim.D
Tencent Malware.Win32.Gencirc.10b36fa3
Ad-Aware Application.RanSim.D
Sophos Mal/Generic-S
Comodo Malware@#22uejcnxkgknu
BitDefenderTheta Gen:NN.ZemsilF.34692.ym0@a8r@OSp
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_Fasem.R002C0OET21
McAfee-GW-Edition GenericRXGR-FH!A8CBB51A6C86
Emsisoft Trojan.Ransom (A)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Generic.blqek
Avira HEUR/AGEN.1127299
Antiy-AVL Trojan/Generic.ASMalwS.2243AA5
Microsoft Trojan:Win32/Tiggre!rfn
AegisLab Trojan.MSIL.Generic.4!c
ZoneAlarm HEUR:Trojan-Ransom.MSIL.Fasem.d
GData Application.RanSim.D
AhnLab-V3 Trojan/Win32.Miner.C2265476
McAfee GenericRXGR-FH!A8CBB51A6C86
MAX malware (ai score=99)
VBA32 Trojan.MSIL.Miner
Malwarebytes Bladabindi.Backdoor.Njrat.DDS
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_Fasem.R002C0OET21
Rising Ransom.Fasem!8.10149 (CLOUD)
Yandex Trojan.Agent!r0eUS/2CUmk
Ikarus Trojan.Win32.Dynamer
Fortinet MSIL/Razy.BDB5!tr
AVG Win32:Malware-gen

How to remove Trojanransom.Fasem ransomware?

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 Trojanransom.Fasem 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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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Trojanransom.Fasem 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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