Categories: Malware

Win32/GenKryptik.EFEV information

The Win32/GenKryptik.EFEV 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/GenKryptik.EFEV virus can do?

  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Drops a binary and executes it
  • Performs some HTTP requests
  • Unconventionial binary language: Chinese (Simplified)
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • Uses Windows utilities for basic functionality
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file

Related domains:

z.whorecord.xyz
a.tomx.xyz
redirector.gvt1.com

How to determine Win32/GenKryptik.EFEV?


File Info:

crc32: 24387E39md5: 16058c346535c918961a45c43e2f88a7name: 16058C346535C918961A45C43E2F88A7.mlwsha1: c48de32248b72f0b21f42c01d061663f429a98a9sha256: ecea7858a4e90f7d2bd81a92121007419366f0bea8d331677880fe3e449c1c3bsha512: 77fed37a975a60334287bd9c15266f006fb414f57dc21c121aff20c178b4202070091fa05723aefba8f2b0a0bcd0121753070779dead5aff47f63c7a4c4f5f37ssdeep: 6144:3yBef6akPta3gO/V+1CvzmoCI/VcTjZuyAAOBe:3yBTaaa3g2+IzCI/VcTjZuyMEtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: x4f5cx8005x7248x6743x6240x6709 x8bf7x5c0ax91cdx5e76x4f7fx7528x6b63x7248FileVersion: 1.0.0.0Comments: x672cx7a0bx5e8fx4f7fx7528x6613x8bedx8a00x7f16x5199(http://www.eyuyan.com)ProductName: x9ed1x6708x7a7ax767dx7a0bx5e8fProductVersion: 1.0.0.0FileDescription: x672cx7a0bx5e8fx4f7fx7528x201cx9ed1x6708 - x5e94x7528x7a0bx5e8fx5411x5bfcx201dx751fx6210Translation: 0x0804 0x04b0

Win32/GenKryptik.EFEV also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 005328801 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
ALYac Gen:Variant.Zusy.320976
Cylance Unsafe
Sangfor Win.Malware.Zusy-6840460-0
CrowdStrike win/malicious_confidence_80% (D)
K7GW Trojan ( 005328801 )
Cybereason malicious.46535c
ESET-NOD32 a variant of Win32/GenKryptik.EFEV
APEX Malicious
Avast Win32:Trojan-gen
BitDefender Gen:Variant.Zusy.320976
MicroWorld-eScan Gen:Variant.Zusy.320976
Tencent Win32.Trojan.Zusy.Dvfx
Ad-Aware Gen:Variant.Zusy.320976
Sophos Generic ML PUA (PUA)
BitDefenderTheta Gen:NN.ZexaF.34686.Hq0@amOpuagb
McAfee-GW-Edition BehavesLike.Win32.Generic.hh
FireEye Generic.mg.16058c346535c918
Emsisoft Gen:Variant.Zusy.320976 (B)
SentinelOne Static AI – Suspicious PE
Microsoft Program:Win32/Wacapew.C!ml
Arcabit Trojan.Zusy.D4E5D0
GData Win32.Application.PUPStudio.A
AhnLab-V3 Malware/Win32.Generic.C4212841
McAfee GenericRXNC-AF!16058C346535
MAX malware (ai score=86)
VBA32 BScope.Trojan.Siscos
Malwarebytes PUP.Optional.ChinAd
Panda Trj/Genetic.gen
Rising Malware.Heuristic!ET#99% (RDMK:cmRtazr2fryRYLH9BtTHJF3nDETh)
Ikarus AdWare.Win32.BlackMoon
MaxSecure Dropper.Dinwod.frindll
AVG Win32:Trojan-gen

How to remove Win32/GenKryptik.EFEV?

  • 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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