Trojan.Crypt.SFX

Seeing the Trojan.Crypt.SFX malware detection means that your system is in big danger. This malware can correctly be identified as ransomware – virus which encrypts your files and forces you to pay for their decryption. Stopping it requires some peculiar steps that must be taken as soon as possible.

Trojan.Crypt.SFX detection is a malware detection you can spectate in your computer. It generally appears after the provoking procedures on your PC – opening the untrustworthy e-mail messages, clicking the advertisement in the Internet or installing the program from unreliable resources. From the instance it shows up, you have a short time to take action until it starts its malicious action. And be sure – it is far better not to await these malicious effects.

What is Trojan.Crypt.SFX virus?

Trojan.Crypt.SFX is ransomware-type malware. It searches for the documents on your disk, encrypts it, and after that asks you to pay the ransom for receiving the decryption key. Besides making your documents inaccessible, this malware additionally does a ton of damage to your system. It changes the networking setups in order to avoid you from reading the removal tutorials or downloading the antivirus. Sometimes, Trojan.Crypt.SFX can even stop the launching of anti-malware programs.

Trojan.Crypt.SFX Summary

Summarizingly, Trojan.Crypt.SFX ransomware activities in the infected computer are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Behavioural detection: Executable code extraction – unpacking;
  • Creates RWX memory;
  • Guard pages use detected – possible anti-debugging.;
  • Dynamic (imported) function loading detected;
  • Reads data out of its own binary image;
  • CAPE extracted potentially suspicious content;
  • The binary contains an unknown PE section name indicative of packing;
  • Authenticode signature is invalid;
  • Encrypting the documents located on the victim’s disk — so the victim cannot open these files;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of anti-virus apps

Ransomware has been a nightmare for the last 4 years. It is challenging to realize a more hazardous malware for both individual users and companies. The algorithms used in Trojan.Crypt.SFX (usually, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need a lot more time than our galaxy actually exists, and possibly will exist. But that malware does not do all these unpleasant things instantly – it can take up to a few hours to cipher all of your documents. Thus, seeing the Trojan.Crypt.SFX detection is a clear signal that you should begin the removal procedure.

Where did I get the Trojan.Crypt.SFX?

Typical ways of Trojan.Crypt.SFX spreading are typical for all other ransomware variants. Those are one-day landing sites where victims are offered to download and install the free app, so-called bait emails and hacktools. Bait emails are a pretty new strategy in malware spreading – you receive the email that imitates some regular notifications about shippings or bank service conditions shifts. Within the e-mail, there is a malicious MS Office file, or a web link which opens the exploit landing site.

Malicious email spam

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

Avoiding it looks quite easy, but still requires tons of awareness. Malware can hide in various places, and it is much better to stop it even before it gets into your computer than to rely on an anti-malware program. Essential cybersecurity knowledge is just an essential item in the modern-day world, even if your relationship with a PC stays on YouTube videos. That can save you a great deal of time and money which you would spend while looking for a fix guide.

Trojan.Crypt.SFX malware technical details

File Info:

name: 51F7C75DE7D022DCD786.mlwpath: /opt/CAPEv2/storage/binaries/97240f5aacd1dd3cec3a9f61bff360702f961e24ca6270d3b1d4c04b79138ea3crc32: 516489E6md5: 51f7c75de7d022dcd7862f7ffb1e2a2bsha1: daba54d3b44fed13087e933853725e654bbc91c0sha256: 97240f5aacd1dd3cec3a9f61bff360702f961e24ca6270d3b1d4c04b79138ea3sha512: d88c7dcdaf3458d1be2042bb840f546845f0ca2d01e27366bf7ee2cf75125455d1e9f29c7fb081e4ba9ac015ed8a933c4542ea8ee4f648fd29ae173a5aac6f11ssdeep: 49152:Ky4iqMlEqJUBcsUKbwpqOpMh3xmV9AmDx:KyVqMlEqqBWKOpUqP9type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T16DA53509D187E27BFCED08A3445091D0C29C7FAA7B1289CDE97AD58A111F482F7B6D87sha3_384: 951879b8e7f65497868d58ab1b37c95e0e59080d48e13a92428bd1685db0a58a977f2df09594af8f53676cfc0739638aep_bytes: e848050000e988feffff3b0d58154300timestamp: 2020-06-25 10:38:29

Version Info:

0: [No Data]

Trojan.Crypt.SFX also known as:

Lionic Trojan.Win32.AntiVM.trEF
MicroWorld-eScan Trojan.GenericKD.48259130
FireEye Generic.mg.51f7c75de7d022dc
CAT-QuickHeal W32.BrowserAssistant.B7
McAfee Artemis!51F7C75DE7D0
Cylance Unsafe
K7AntiVirus Trojan ( 0058dedf1 )
K7GW Trojan ( 0058dedf1 )
CrowdStrike win/malicious_confidence_60% (W)
Cyren W32/BrowserAssist.A.gen!Eldorado
Symantec Trojan.Gen.2
ESET-NOD32 a variant of Win32/Injector.ERBB
APEX Malicious
Paloalto generic.ml
Kaspersky Trojan.Win32.Agent.xanbuh
BitDefender Trojan.GenericKD.48259130
Avast Win32:Trojan-gen
Emsisoft Trojan.GenericKD.48259130 (B)
Baidu Archive.Bomb
McAfee-GW-Edition BehavesLike.Win32.Generic.vh
Sophos Mal/Generic-S
SentinelOne Static AI – Suspicious PE
Antiy-AVL Trojan[ArcBomb]/Win32.Agent
Microsoft Ransom:Win32/CerberCrypt.PB!MTB
ZoneAlarm Trojan.Win32.Agent.xanbuh
GData Trojan.GenericKD.48259130
Cynet Malicious (score: 100)
ALYac Trojan.GenericKD.48259130
MAX malware (ai score=86)
Malwarebytes Trojan.Crypt.SFX
Zoner Probably Heur.RARAutorun
Rising Malware.Heuristic!ET#81% (RDMK:cmRtazq/Jwyk6LXrSvocQicegqLi)
Ikarus Trojan.Win32.Injector
Fortinet W32/Injector.EQUG!tr
AVG Win32:Trojan-gen
Panda Trj/CI.A

How to remove Trojan.Crypt.SFX?

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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