MSIL/KillFiles.AY

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

What is MSIL/KillFiles.AY infection?

In this article you will locate regarding the meaning of MSIL/KillFiles.AY and also its adverse impact on your computer system. Such ransomware are a type of malware that is specified by online scams to require paying the ransom money by a target.

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In the majority of the situations, MSIL/KillFiles.AY ransomware will certainly advise its sufferers to initiate funds move for the purpose of counteracting the changes that the Trojan infection has actually presented to the target’s tool.

MSIL/KillFiles.AY Summary

These alterations can be as complies with:

  • Creates RWX memory;
  • Creates an autorun.inf file;
  • Exhibits possible ransomware file modification behavior;
  • Network activity detected but not expressed in API logs;
  • Clears Windows events or logs;
  • Anomalous binary characteristics;
  • Clears web history;
  • Ciphering the records located on the sufferer’s hard disk — so the sufferer can no more utilize the information;
  • Preventing regular accessibility to the victim’s workstation;

Related domains:

z.whorecord.xyzRansom:MSIL/Encoder.c65c7960
a.tomx.xyzRansom:MSIL/Encoder.c65c7960

MSIL/KillFiles.AY

One of the most normal channels whereby MSIL/KillFiles.AY Ransomware are infused are:

  • By ways of phishing emails;
  • As an effect of customer ending up on a resource that organizes a destructive software program;

As quickly as the Trojan is effectively infused, it will certainly either cipher the data on the target’s PC or avoid the device from functioning in a proper manner – while likewise putting a ransom money note that mentions the requirement for the sufferers to impact the settlement for the objective of decrypting the documents or bring back the data system back to the preliminary condition. In most instances, the ransom note will turn up when the client reboots the PC after the system has currently been damaged.

MSIL/KillFiles.AY circulation networks.

In various edges of the globe, MSIL/KillFiles.AY expands by jumps as well as bounds. However, the ransom notes and also techniques of obtaining the ransom money amount might differ relying on certain local (local) settings. The ransom money notes and also tricks of obtaining the ransom amount might vary depending on particular regional (regional) setups.

Ransomware injection

For example:

    Faulty notifies concerning unlicensed software.

    In specific locations, the Trojans typically wrongfully report having identified some unlicensed applications made it possible for on the target’s device. The sharp after that demands the individual to pay the ransom money.

    Faulty statements about illegal content.

    In countries where software piracy is less preferred, this method is not as efficient for the cyber scams. Alternatively, the MSIL/KillFiles.AY popup alert might incorrectly assert to be originating from a law enforcement establishment and will report having located child porn or other unlawful information on the device.

    MSIL/KillFiles.AY popup alert might wrongly claim to be obtaining from a regulation enforcement organization and will report having located child pornography or various other prohibited data on the device. The alert will similarly have a requirement for the individual to pay the ransom.

Technical details

File Info:

crc32: 878C5F1E
md5: 11ab078244e29fdfd54ab37c3b23e829
name: 11AB078244E29FDFD54AB37C3B23E829.mlw
sha1: 83ae54d41f2b8c210d91fa17ca1e03bd260f81ad
sha256: 30ff251fa2f418ce4bfa695e613f1256bbedfc471c0e1d1b9e91fa3190432dca
sha512: 09ac5054d97fba05bcd5fe6717994417e59e761d8c57516f32d9f8747d2ccfa1a1363239076079286473407332be712778312a771f7b9e06a4697034a6451c6b
ssdeep: 96:e/WsJj0KE44xxTwolkee+IXrGUMBkUKxDRzNt:XogdPrK+orgklxDz
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2018
Assembly Version: 1.0.0.0
InternalName: ConsoleApplication1.exe
FileVersion: 1.0.0.0
CompanyName:
LegalTrademarks:
Comments:
ProductName: ConsoleApplication1
ProductVersion: 1.0.0.0
FileDescription: ConsoleApplication1
OriginalFilename: ConsoleApplication1.exe

MSIL/KillFiles.AY also known as:

GridinSoftTrojan.Ransom.Gen
K7AntiVirusTrojan ( 0053f9961 )
LionicTrojan.MSIL.Encoder.4!c
DrWebTrojan.PWS.Steam.16240
CynetMalicious (score: 99)
ALYacTrojan.Generic.23064127
CylanceUnsafe
ZillyaTrojan.Encoder.Win32.410
AlibabaRansom:MSIL/Encoder.c65c7960
K7GWTrojan ( 0053f9961 )
Cybereasonmalicious.244e29
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of MSIL/KillFiles.AY
APEXMalicious
AvastWin32:Malware-gen
KasperskyHEUR:Trojan-Ransom.MSIL.Encoder.gen
BitDefenderTrojan.Generic.23064127
NANO-AntivirusTrojan.Win32.Steam.fihrxm
MicroWorld-eScanTrojan.Generic.23064127
TencentMsil.Trojan.Encoder.Dxdj
Ad-AwareTrojan.Generic.23064127
SophosMal/Generic-S
ComodoMalware@#34nybpk5rtlg2
BitDefenderThetaGen:NN.ZemsilCO.34142.am0@aqvsrVn
McAfee-GW-EditionArtemis!Trojan
FireEyeTrojan.Generic.23064127
EmsisoftTrojan.Generic.23064127 (B)
JiangminTrojan.MSIL.kjdc
AviraTR/KillFiles.tygqh
Antiy-AVLTrojan/Generic.ASMalwS.2A3B132
MicrosoftBackdoor:Win32/Bladabindi!ml
ZoneAlarmHEUR:Trojan-Ransom.MSIL.Encoder.gen
GDataTrojan.Generic.23064127
AhnLab-V3Trojan/Win32.Tiggre.C3151822
McAfeeArtemis!11AB078244E2
VBA32TScope.Trojan.MSIL
PandaTrj/GdSda.A
YandexTrojan.KillFiles!5XL1P4/P2VQ
IkarusTrojan.MSIL.KillFiles
FortinetMSIL/KillFiles.AY!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml

How to remove MSIL/KillFiles.AY ransomware?

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 MSIL/KillFiles.AY 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 MSIL/KillFiles.AY 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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