MSIL/FiryWorm-A

Written by Robert Bailey
Seeing the MSIL/FiryWorm-A detection usually means that your computer is in big danger. This malware can correctly be named as ransomware – type of malware which encrypts your files and forces you to pay for their decryption. Removing it requires some unusual steps that must be done as soon as possible.
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MSIL/FiryWorm-A detection is a virus detection you can spectate in your system. It usually shows up after the provoking actions on your computer – opening the dubious email, clicking the advertisement in the Internet or installing the program from dubious resources. From the instance it shows up, you have a short time to act before it begins its harmful action. And be sure – it is far better not to wait for these harmful actions.

What is MSIL/FiryWorm-A virus?

MSIL/FiryWorm-A is ransomware-type malware. It looks for the files on your disk drive, ciphers it, and then asks you to pay the ransom for receiving the decryption key. Besides making your files locked, this virus additionally does a lot of harm to your system. It changes the networking settings in order to prevent you from reading the elimination guides or downloading the anti-malware program. In rare cases, MSIL/FiryWorm-A can even prevent the setup of anti-malware programs.

MSIL/FiryWorm-A Summary

In summary, MSIL/FiryWorm-A malware actions in the infected computer are next:

  • Dynamic (imported) function loading detected;
  • CAPE extracted potentially suspicious content;
  • Authenticode signature is invalid;
  • Binary compilation timestomping detected;
  • Ciphering the documents kept on the victim’s disks — so the victim cannot use these files;
  • Blocking the launching of .exe files of anti-virus apps
  • Blocking the launching of installation files of security tools

Ransomware has actually been a nightmare for the last 4 years. It is hard to picture a more damaging virus for both individuals and organizations. The algorithms used in MSIL/FiryWorm-A (typically, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need to have more time than our galaxy already exists, and possibly will exist. However, that malware does not do all these horrible things immediately – it may take up to a few hours to cipher all of your files. Hence, seeing the MSIL/FiryWorm-A detection is a clear signal that you have to begin the elimination process.

Where did I get the MSIL/FiryWorm-A?

Routine ways of MSIL/FiryWorm-A injection are typical for all other ransomware examples. Those are one-day landing websites where victims are offered to download and install the free app, so-called bait emails and hacktools. Bait emails are a relatively new strategy in malware distribution – you get the e-mail that mimics some routine notifications about shipments or bank service conditions updates. Within the e-mail, there is an infected MS Office file, or a web link which leads to the exploit landing site.

Malicious email spam

Malicious email message. This one tricks you to open the phishing website.

Preventing it looks pretty easy, but still needs a lot of attention. Malware can hide in various spots, and it is better to stop it even before it gets into your computer than to rely on an anti-malware program. Standard cybersecurity knowledge is just an essential thing in the modern-day world, even if your relationship with a computer remains on YouTube videos. That can keep you a lot of money and time which you would spend while seeking a fixing guide.

MSIL/FiryWorm-A malware technical details

File Info:

name: 1025D0CA6BDC4601F227.mlw
path: /opt/CAPEv2/storage/binaries/7c71b92d53496a2209d0ca2e15c6cf46780c548bda02cfc635cbf1378b1bf74c
crc32: 18148FFC
md5: 1025d0ca6bdc4601f22748bd3bc7c634
sha1: 14b3e580333045b28d59d74529a6dc1af5d087ac
sha256: 7c71b92d53496a2209d0ca2e15c6cf46780c548bda02cfc635cbf1378b1bf74c
sha512: 22213f8a7fb477728ecae1b78558cf7af5fa1ce7437940b8019bf7ba55cd75df5ac52dd6cec586772dc4d27e85ff4788fd6a050b1373fa62a7a1344fb2209f01
ssdeep: 49152:dgNlo/IawHVk6g74KOnBiJTwkTDsCxYslmK4HT3c+rNZr59BB5uqN4tXKEQshFG7:iNlfG74hX3dz5nBnEQWoYIsaOyk3xm
type: PE32 executable (console) Intel 80386, for MS Windows
tlsh: T140369D12B681C47BD4221231C81EA3AD05A1BE74DF72C79776947E0EBF323C29537A66
sha3_384: 5000cd449ca496668f69f6521bc835c03c11d5bc2774c638d7d676c237d767958443082d488d917f9b23e5774cdff0ea
ep_bytes: ff250020400000000000000000000000
timestamp: 2077-12-27 14:22:28

Version Info:

Translation: 0x0000 0x04b0
Comments:
CompanyName:
FileDescription: Wormyfier
FileVersion: 1.0.0.0
InternalName: Wormyfier.exe
LegalCopyright: Copyright © 2022
LegalTrademarks:
OriginalFilename: Wormyfier.exe
ProductName: Wormyfier
ProductVersion: 1.0.0.0
Assembly Version: 1.0.0.0

MSIL/FiryWorm-A also known as:

BkavW32.AIDetectNet.01
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKD.39615357
FireEyeGeneric.mg.1025d0ca6bdc4601
ALYacTrojan.GenericKD.39606267
CylanceUnsafe
SangforTrojan.Win32.Save.a
CyrenW32/MSIL_Agent.DEM.gen!Eldorado
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of MSIL/Agent.AD
APEXMalicious
KasperskyHEUR:Trojan.MSIL.Fsysna.gen
BitDefenderTrojan.GenericKD.39615357
AvastWin32:RansomX-gen [Ransom]
Ad-AwareTrojan.GenericKD.39615357
DrWebTrojan.Siggen3.61405
SophosMSIL/FiryWorm-A
SentinelOneStatic AI – Malicious PE
MicrosoftTrojan:Win32/Sabsik.FL.B!ml
GDataTrojan.GenericKD.39615357
Acronissuspicious
MAXmalware (ai score=86)
IkarusTrojan.Hijacker
MaxSecureTrojan.Malware.121218.susgen
FortinetMSIL/Agent.DNI!worm
AVGWin32:RansomX-gen [Ransom]

How to remove MSIL/FiryWorm-A?

MSIL/FiryWorm-A malware is very difficult to erase by hand. It places its files in numerous locations throughout the disk, and can get back itself from one of the parts. Additionally, countless alterations in the windows registry, networking setups and Group Policies are really hard to discover and return to the original. It is far better to use a special tool – exactly, an anti-malware app. GridinSoft Anti-Malware will fit the most ideal for virus elimination objectives.

Why GridinSoft Anti-Malware? It is very lightweight and has its databases updated nearly every hour. In addition, it does not have such bugs and exposures as Microsoft Defender does. The combination of these facts makes GridinSoft Anti-Malware perfect for taking out malware of any type.

Remove the viruses with GridinSoft Anti-Malware

  • Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
  • Gridinsoft Anti-Malware during the scan process

  • Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
  • GridinSoft Anti-Malware scan results

  • When the scan is over, you may choose the action for each detected virus. For all files of [SHORT_NAME] the default option is “Delete”. Press “Apply” to finish the malware removal.
  • GridinSoft Anti-Malware - After Cleaning
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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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