MSIL:Quasar-A [Rat]

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

What is MSIL:Quasar-A [Rat] infection?

In this article you will certainly locate regarding the meaning of MSIL:Quasar-A [Rat] as well as its unfavorable influence on your computer system. Such ransomware are a form of malware that is specified by on-line frauds to require paying the ransom by a sufferer.

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Most of the cases, MSIL:Quasar-A [Rat] virus will instruct its sufferers to launch funds move for the purpose of reducing the effects of the modifications that the Trojan infection has actually introduced to the sufferer’s tool.

MSIL:Quasar-A [Rat] Summary

These modifications can be as follows:

  • Network activity detected but not expressed in API logs;
  • Ciphering the files found on the sufferer’s disk drive — so the victim can no longer utilize the information;
  • Preventing routine access to the target’s workstation;

MSIL:Quasar-A [Rat]

The most common networks whereby MSIL:Quasar-A [Rat] Trojans are infused are:

  • By means of phishing emails;
  • As a consequence of customer winding up on a resource that organizes a harmful software;

As soon as the Trojan is efficiently injected, it will either cipher the data on the target’s computer or prevent the gadget from operating in a proper fashion – while also positioning a ransom note that states the need for the victims to effect the payment for the function of decrypting the papers or recovering the file system back to the preliminary problem. In the majority of circumstances, the ransom note will certainly come up when the customer reboots the PC after the system has currently been damaged.

MSIL:Quasar-A [Rat] distribution channels.

In numerous corners of the globe, MSIL:Quasar-A [Rat] grows by leaps as well as bounds. Nonetheless, the ransom money notes and tricks of obtaining the ransom amount might vary relying on certain local (local) setups. The ransom notes and also tricks of extorting the ransom amount may vary depending on particular regional (regional) setups.

Ransomware injection

For example:

    Faulty alerts about unlicensed software program.

    In certain locations, the Trojans often wrongfully report having actually spotted some unlicensed applications made it possible for on the victim’s device. The alert then requires the individual to pay the ransom money.

    Faulty declarations concerning prohibited material.

    In nations where software piracy is much less popular, this approach is not as effective for the cyber scams. Alternatively, the MSIL:Quasar-A [Rat] popup alert might wrongly declare to be deriving from a law enforcement organization and will report having situated youngster porn or other unlawful information on the gadget.

    MSIL:Quasar-A [Rat] popup alert may falsely claim to be acquiring from a legislation enforcement organization and also will report having situated child porn or various other prohibited data on the gadget. The alert will similarly contain a demand for the user to pay the ransom.

Technical details

File Info:

crc32: AEAE9082
md5: fbffa73a83411be1cee59c84c08de477
name: FBFFA73A83411BE1CEE59C84C08DE477.mlw
sha1: 7666420a11ad483bc96a84b1ede3c9e93da9c094
sha256: d43686883b59a8d26e554c790e9110e91b5e0e406a2605e669a535e5a7b35aac
sha512: 37e25fe60056f78233ca407bdbf448209b90632702f2c7ecfcb10ad0bad09cbb44fa5d59fc0e87b81458243f3ba032947a7ffd5db2cc925a215c978e676232f7
ssdeep: 12288:PTEgdfY4bgjY43c4fyw9+p7tGeNtqgecdk:4Uwfxdyw9+p7cePqgecdk
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

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

MSIL:Quasar-A [Rat] also known as:

K7AntiVirusTrojan ( 700000121 )
Elasticmalicious (high confidence)
K7GWTrojan ( 700000121 )
ESET-NOD32a variant of MSIL/Agent.TET
AvastMSIL:Quasar-A [Rat]
CynetMalicious (score: 100)
EmsisoftIL:Trojan.MSILZilla.5327 (B)
SentinelOneStatic AI – Malicious PE
MAXmalware (ai score=89)
RisingExploit.Uacbypass!1.C9A2 (CLASSIC)
AVGMSIL:Quasar-A [Rat]

How to remove MSIL:Quasar-A [Rat] 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:Quasar-A [Rat] 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 MSIL:Quasar-A [Rat] you can always ask me in the comments for getting help.

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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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