Win32/Filecoder.BlackCat.A

Seeing the Win32/Filecoder.BlackCat.A malware detection means that your system is in big danger. This malware can correctly be named as ransomware – virus which ciphers your files and asks you to pay for their decryption. Deleteing it requires some unusual steps that must be taken as soon as possible.

Win32/Filecoder.BlackCat.A detection is a virus detection you can spectate in your computer. It usually appears after the provoking actions on your computer – opening the suspicious e-mail, clicking the banner in the Web or setting up the program from dubious sources. From the instance it appears, you have a short time to act before it starts its destructive activity. And be sure – it is far better not to wait for these harmful things.

What is Win32/Filecoder.BlackCat.A virus?

Win32/Filecoder.BlackCat.A is ransomware-type malware. It searches for the documents on your disk drive, ciphers it, and after that asks you to pay the ransom for getting the decryption key. Besides making your files locked, this virus also does a ton of harm to your system. It alters the networking settings in order to prevent you from reading the elimination tutorials or downloading the anti-malware program. In rare cases, Win32/Filecoder.BlackCat.A can also block the setup of anti-malware programs.

Win32/Filecoder.BlackCat.A Summary

In total, Win32/Filecoder.BlackCat.A malware actions in the infected computer are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Guard pages use detected – possible anti-debugging.;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • CAPE detected the BlackCat malware family;
  • Anomalous binary characteristics;
  • Encrypting the files kept on the victim’s disks — so the victim cannot open these files;
  • Blocking the launching of .exe files of anti-virus programs
  • Blocking the launching of installation files of security tools

Ransomware has actually been a nightmare for the last 4 years. It is challenging to realize a more harmful virus for both individual users and companies. The algorithms used in Win32/Filecoder.BlackCat.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 currently exists, and possibly will exist. However, that malware does not do all these unpleasant things immediately – it may take up to a few hours to cipher all of your documents. Hence, seeing the Win32/Filecoder.BlackCat.A detection is a clear signal that you need to start the clearing process.

Where did I get the Win32/Filecoder.BlackCat.A?

General ways of Win32/Filecoder.BlackCat.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 software, so-called bait emails and hacktools. Bait emails are a relatively modern method in malware distribution – you get the e-mail that mimics some routine notifications about deliveries or bank service conditions shifts. Within the email, there is a malicious MS Office file, or a link which opens the exploit landing site.

Malicious email spam

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

Preventing it looks fairly easy, however, still demands a lot of recognition. Malware can hide in different spots, and it is far better to stop it even before it invades your computer than to depend on an anti-malware program. Basic cybersecurity awareness is just an essential item in the modern-day world, even if your interaction with a PC stays on YouTube videos. That can keep you a great deal of time and money which you would spend while seeking a fixing guide.

Win32/Filecoder.BlackCat.A malware technical details

File Info:

name: AEA5D3CCED6725F37E2C.mlwpath: /opt/CAPEv2/storage/binaries/3d7cf20ca6476e14e0a026f9bdd8ff1f26995cdc5854c3adb41a6135ef11ba83crc32: AFBF2FA6md5: aea5d3cced6725f37e2c3797735e6467sha1: 087497940a41d96e4e907b6dc92f75f4a38d861asha256: 3d7cf20ca6476e14e0a026f9bdd8ff1f26995cdc5854c3adb41a6135ef11ba83sha512: 5489753ae1c3ba0dbd3e0ce1b78b0ccba045e534e77fb87c80d56b16229f928c46a15721020142bbc6bd4d1ba5c295f4bec3596efa7b46c906889c156dadbd66ssdeep: 49152:BEqvaaAjc2hdKjb8WXqE1PiEbE/TKMt3/RgaJ2wW:BbyaALKjwWXV1P9oVvwwWtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T121B57C45F66391FDCD672930301EB23BE7301919421E9FA7EBED9D60FB2EB011909A19sha3_384: 5a94307d2a63f32b9a0724372217094674072a9f824c930f028579af17c4066711db94fba601cea8124d42dbe2950690ep_bytes: 83ec0cc70538e5620001000000e8bee5timestamp: 2021-11-18 10:04:28

Version Info:

0: [No Data]

Win32/Filecoder.BlackCat.A also known as:

Lionic Trojan.Win32.BlackCat.j!c
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
CAT-QuickHeal Ransom.Blackcat.S26416946
ALYac Trojan.Ransom.BlackCat
Cylance Unsafe
Zillya Trojan.Filecoder.Win32.21193
Sangfor Ransom.Win32.BlackCat.gen
K7AntiVirus Trojan ( 0058bae31 )
BitDefender Trojan.Ransom.BlackCat.B
K7GW Trojan ( 0058bae31 )
Cybereason malicious.40a41d
Symantec Ransom.Noberus
ESET-NOD32 Win32/Filecoder.BlackCat.A
APEX Malicious
Avast Win32:RansomX-gen [Ransom]
ClamAV Win.Ransomware.BlackCat-9934796-0
Kaspersky HEUR:Trojan-Ransom.Win32.BlackCat.gen
MicroWorld-eScan Trojan.Ransom.BlackCat.B
Rising Ransom.Blackcat!1.DB0B (CLOUD)
Ad-Aware Trojan.Ransom.BlackCat.B
Emsisoft Trojan.Ransom.BlackCat.B (B)
Comodo Malware@#350t0qsywecha
DrWeb Trojan.Ransom.814
TrendMicro Ransom.Win32.BLACKCAT.YXBLMA
McAfee-GW-Edition BehavesLike.Win32.Generic.vh
FireEye Generic.mg.aea5d3cced6725f3
Sophos Mal/Generic-R + Troj/Ransom-GMB
Jiangmin Trojan.BlackCat.a
Webroot W32.Ransom.Blackcat
Avira TR/Redcap.yolec
MAX malware (ai score=89)
Antiy-AVL Trojan/Generic.ASMalwS.34E8B3D
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Filecoder!MSR
Arcabit Trojan.Ransom.BlackCat.B
ViRobot Trojan.Win32.Z.Ransom.2281472
GData Trojan.Ransom.BlackCat.B
AhnLab-V3 Trojan/Win.Generic.C4830638
McAfee Ransom-BlackCat!AEA5D3CCED67
VBA32 TrojanRansom.BlackCat
Malwarebytes Ransom.FileCryptor
TrendMicro-HouseCall Ransom.Win32.BLACKCAT.YXBLMA
Tencent Win32.Trojan.Filecoder.Lqor
Ikarus Trojan-Ransom.FileCrypter
eGambit Generic.Malware
Fortinet W32/PossibleThreat
BitDefenderTheta Gen:NN.ZexaCO.34232.lIW@aO3qhC
AVG Win32:RansomX-gen [Ransom]
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (W)
MaxSecure Trojan.Malware.133591823.susgen

How to remove Win32/Filecoder.BlackCat.A?

About the author

Robert Bailey

Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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