Categories: Malware

Win32/Kryptik.EWIW removal tips

The Win32/Kryptik.EWIW 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/Kryptik.EWIW virus can do?

  • Executable code extraction
  • Enumerates user accounts on the system
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • A process created a hidden window
  • Drops a binary and executes it
  • Creates an excessive number of UDP connection attempts to external IP addresses
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Attempts to delete volume shadow copies
  • Deletes its original binary from disk
  • Modifies boot configuration settings
  • Exhibits behavior characteristic of Cerber ransomware
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config
  • Mimics the file times of a Windows system file
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • EternalBlue behavior
  • Checks the version of Bios, possibly for anti-virtualization
  • Creates a copy of itself
  • Generates some ICMP traffic
  • Anomalous binary characteristics
  • Uses suspicious command line tools or Windows utilities

How to determine Win32/Kryptik.EWIW?


File Info:

crc32: 6A06428Bmd5: 56b3a568e620af798ca0ffb9cf0547c7name: 56B3A568E620AF798CA0FFB9CF0547C7.mlwsha1: fd55545f48891391b0d8a907e23486f2f21016c3sha256: 482db5eedaaea165c8f31c2b638218b9d9ec56d53dd8de1344e29035cb62058dsha512: 0ef63e60e6c849fe725929fa13bdc3bb6f33d4da19306b7cbc6b680feebfc8c58964ec7de9fefacf93b31013c34a182520d49aa21d37a1f3338fbc5f50945e03ssdeep: 3072:Ak9T6rMIXSbxA/n2YF/qyA1qnTKnf6UhAJCoE5jsiGn5o:Ak6MIXS6+Yopnf2JClj6n5type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (c) 1999-2011 Igor PavlovInternalName: 7zgFileDescription: 7-Zip GUIFileVersion: 9.23 alphaCompanyName: Ig or PavlovTranslation: 0x0409 0x04b0

Win32/Kryptik.EWIW also known as:

Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.4395
ClamAV Win.Ransomware.Tinba-9844531-0
CAT-QuickHeal Ransom.Crowti.G4
McAfee Ransomware-GCQ!56B3A568E620
Cylance Unsafe
Zillya Trojan.Deshacop.Win32.642
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_80% (D)
Alibaba Ransom:Win32/Cerber.a2a247b9
K7GW Trojan ( 005224381 )
K7AntiVirus Trojan ( 005224381 )
Baidu Win32.Trojan.FileCoder.a
Cyren W32/Cerber.C.gen!Eldorado
Symantec Packed.Generic.459
ESET-NOD32 a variant of Win32/Kryptik.EWIW
APEX Malicious
Avast Win32:Malware-gen
Cynet Malicious (score: 100)
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.Ransom.Cerber.1
NANO-Antivirus Trojan.Win32.Encoder.eczdzc
MicroWorld-eScan Trojan.Ransom.Cerber.1
Ad-Aware Trojan.Ransom.Cerber.1
Sophos ML/PE-A + Mal/Tinba-T
Comodo TrojWare.Win32.Kryptik.ERJ@6l0vie
BitDefenderTheta Gen:NN.ZexaF.34688.pq0@aKzyiXci
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_CERBER.CBQ1654
FireEye Generic.mg.56b3a568e620af79
Emsisoft Trojan.Ransom.Cerber.1 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Selfdel.bta
Webroot Trojan.Dropper.Gen
Avira HEUR/AGEN.1140560
Microsoft Ransom:Win32/Cerber.A
AegisLab Trojan.Win32.SelfDel.4!c
GData Trojan.Ransom.Cerber.1
TACHYON Trojan/W32.Deshacop.253952.D
AhnLab-V3 Trojan/Win32.Agent.R180434
Acronis suspicious
VBA32 BScope.Trojan.Menti
MAX malware (ai score=100)
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_CERBER.CBQ1654
Tencent Malware.Win32.Gencirc.10c11a17
Ikarus Trojan.Win32.Filecoder
Fortinet W32/Qbot.CQ!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Win32/Kryptik.EWIW?

  • 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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