Categories: Malware

Should I remove “Win32/Filecoder.NQG”?

The Win32/Filecoder.NQG 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 Win32/Filecoder.NQG virus can do?

  • Executable code extraction
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Reads data out of its own binary image
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary likely contains encrypted or compressed data.
  • The executable is likely packed with VMProtect
  • Attempts to modify desktop wallpaper
  • Crashed cuckoomon during analysis. Report this error to the Github repo.
  • Steals private information from local Internet browsers
  • Installs itself for autorun at Windows startup
  • Exhibits possible ransomware file modification behavior
  • Network activity detected but not expressed in API logs
  • Creates a copy of itself

How to determine Win32/Filecoder.NQG?


File Info:

crc32: 0FA9F938md5: b85731523c12ceaa27715582505b1c97name: B85731523C12CEAA27715582505B1C97.mlwsha1: 2d80856a840cb30cef8d288e0f018952f0a085e5sha256: 4d478217b6380b66b7112717f7b145275458a4a9da2ea546279ff4c403f0f396sha512: 60303351858c0d4bf62788f9e31b4ce68bdee6e957946b547a5d4a7b79b4a54c69e93bf514dc79a4757561bb3207ebc49b678f5616dfb5dc2a704b7508ec769dssdeep: 6144:tiXzycgi06qBcagKkHc1LEyDs4sUa3+cEfyN8GFk7PQ+a7/LBP8kMjsJg:izycgipqBK/iLptsec58GGtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Filecoder.NQG also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0054741c1 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.31836
Cynet Malicious (score: 100)
McAfee RDN/Ransom
Cylance Unsafe
Zillya Trojan.Filecoder.Win32.14673
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/Genasom.4b64efe0
K7GW Trojan ( 0054741c1 )
Cybereason malicious.23c12c
Cyren W32/SuspPack.BQ.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Filecoder.NQG
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky Trojan-Ransom.Win32.Encoder.ipd
BitDefender Trojan.GenericKD.33822961
MicroWorld-eScan Trojan.GenericKD.33822961
Tencent Win32.Trojan.Raas.Auto
Ad-Aware Trojan.GenericKD.33822961
Sophos Mal/Generic-S
Comodo TrojWare.Win32.Agent.OSCF@5rs7jr
F-Secure Trojan.TR/FileCoder.lwxhe
BitDefenderTheta Gen:NN.ZexaF.34738.CCW@aCu7shob
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Generic.gc
FireEye Generic.mg.b85731523c12ceaa
Emsisoft Trojan.GenericKD.33822961 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Encoder.vg
Webroot W32.Dropper.Gen
Avira TR/FileCoder.lwxhe
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan/Generic.ASMalwS.306C375
Microsoft Ransom:Win32/Genasom
AegisLab Trojan.Win32.Malicious.4!c
ZoneAlarm Trojan-Ransom.Win32.Encoder.ipd
GData Trojan.GenericKD.33822961
AhnLab-V3 Malware/Win32.Generic.C4093808
Acronis suspicious
MAX malware (ai score=83)
Malwarebytes Malware.AI.2735932226
Panda Trj/CI.A
Rising Trojan.Generic@ML.97 (RDML:H0T9hGlIWRcyw57MsFGaPA)
Yandex Trojan.Encoder!eliH1vmJ8Ww
Ikarus Trojan-Ransom.FileCrypter
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Filecoder.NQG!tr.ransom
AVG Win32:Trojan-gen
Paloalto generic.ml

How to remove Win32/Filecoder.NQG?

  • 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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