Categories: RansomTrojan

Trojan-Ransom.Win32.Encoder.nku (file analysis)

The Trojan-Ransom.Win32.Encoder.nku is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Trojan-Ransom.Win32.Encoder.nku virus can do?

  • Possible date expiration check, exits too soon after checking local time
  • Reads data out of its own binary image
  • Unconventionial language used in binary resources: Czech
  • Spoofs its process name and/or associated pathname to appear as a legitimate process
  • Network activity detected but not expressed in API logs
  • Attempts to identify installed AV products by installation directory
  • Attempts to identify installed AV products by registry key

How to determine Trojan-Ransom.Win32.Encoder.nku?


File Info:

crc32: 4DE786A5md5: 73c88ec481356005371023da210c7edbname: 73C88EC481356005371023DA210C7EDB.mlwsha1: e14f2cc78a9622b0468e9e0741395b900a15d78esha256: 84660901f97ecaad358082d13b297f7f418b70abbd66799682001282b81fe59esha512: baa433b4cc5606c712b8b3127c731d538d660bf18455c57952e3189cdfb63a5a6224fc719f2dfd4a10d0ca92d8e85c2fc1359150e94f755e7c4f3aa860555718ssdeep: 24576:AR3gsHwFepZha4HkQdmLKaJuggggMK05TNgf+JBW0dQ:jsPkAmLtJuggggMrTWf+JBW0type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (c) 2021 AVAST SoftwareInternalName: SfxInstFileVersion: 21.7.6459.0CompanyName: AVAST SoftwareProductName: Avast Antivirus ProductVersion: 21.7.6459.0FileDescription: Avast AntivirusOriginalFilename: SfxInst.exeProductId: avast-avTranslation: 0x0409 0x04b0

Trojan-Ransom.Win32.Encoder.nku also known as:

Lionic Trojan.Win32.Encoder.j!c
ALYac Trojan.GenericKD.46750063
BitDefender Trojan.GenericKD.46750063
Cynet Malicious (score: 100)
Kaspersky Trojan-Ransom.Win32.Encoder.nku
MicroWorld-eScan Trojan.GenericKD.46750063
Ad-Aware Trojan.GenericKD.46750063
BitDefenderTheta Gen:NN.ZexaF.34058.fz0@aG6pWfjO
FireEye Trojan.GenericKD.46750063
Emsisoft Trojan.GenericKD.46750063 (B)
Jiangmin Trojan.Generic.gzzjg
Microsoft Trojan:Win32/Zpevdo.B
ZoneAlarm Trojan-Ransom.Win32.Encoder.nku
GData Trojan.GenericKD.46750063
AhnLab-V3 Trojan/Win.Generic.C4584308
MAX malware (ai score=81)
Panda Trj/CI.A
Fortinet W32/Encoder.NKU!tr
Qihoo-360 Win32/Ransom.Encoder.HgIASZ0A

How to remove Trojan-Ransom.Win32.Encoder.nku?

  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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