Categories: Malware

Win32/Kryptik.EVRF removal

The Win32/Kryptik.EVRF 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.EVRF 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
  • Unconventionial language used in binary resources: Russian
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Attempts to delete volume shadow copies
  • 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
  • Checks the version of Bios, possibly for anti-virtualization
  • Creates a copy of itself
  • Anomalous binary characteristics
  • Uses suspicious command line tools or Windows utilities

How to determine Win32/Kryptik.EVRF?


File Info:

crc32: 31D78D4Amd5: 2a3ffb13c4f2c7467263406b1733a9a4name: 2A3FFB13C4F2C7467263406B1733A9A4.mlwsha1: e601bc08f3db343c04ada69684ace8ddbed05ba1sha256: 0dcd0082fc8858346c9133d4007cc2799238df954cb583ddcb5cc273677fc2a2sha512: c7c24821854ac95ed26b5c74e5b22f3c52b5c2885007cbfed336360f2eae3c166eb2f2f5817790913422ac74ea3119f263b8c930cabd835f19a83d3599efcdefssdeep: 3072:VcCulpTKaiJlI+cScremnrLs3Q5n2SRR8SdEYQcvR8uU4OX9:illKJJa+arNnrL+m2xYPRHU4type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright xa9 2005-2007 by HoboInternalName: wteditFileVersion: 0, 1, 0, 1CompanyName: Y o-DizignPrivateBuild: Zx1dx01ProductNameLegalTrademarks: Unofficial (Preliminary) HTML Help Specification by Paul Wise, Jed WingComments: N O W ARANTY and NO SUPPORTFileDescription: HtmlHelp windows type editorOriginalFilename: wtedit.rcTranslation: 0x0019 0x04e3

Win32/Kryptik.EVRF also known as:

Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.4395
Cynet Malicious (score: 100)
ALYac Trojan.Ransom.Cerber.1
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/Cerber.c2e6ca28
K7GW Trojan ( 005224381 )
K7AntiVirus Trojan ( 005224381 )
Baidu Win32.Trojan.Kryptik.anp
Symantec Packed.Generic.459
ESET-NOD32 a variant of Win32/Kryptik.EVRF
APEX Malicious
Avast Win32:Malware-gen
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.Ransom.Cerber.1
NANO-Antivirus Trojan.Win32.Encoder.eczcqt
SUPERAntiSpyware Ransom.Cerber/Variant
MicroWorld-eScan Trojan.Ransom.Cerber.1
Tencent Win32.Trojan.Selfdel.Hqvv
Ad-Aware Trojan.Ransom.Cerber.1
Sophos ML/PE-A + Mal/Ransom-EJ
Comodo TrojWare.Win32.Kryptik.ERJ@6l0vie
F-Secure Heuristic.HEUR/AGEN.1140560
BitDefenderTheta Gen:NN.ZexaF.34608.jq0@amRjTxkG
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_HPCERBER.SMALY5A
McAfee-GW-Edition BehavesLike.Win32.Generic.cc
FireEye Generic.mg.2a3ffb13c4f2c746
Emsisoft Trojan.Ransom.Cerber.1 (B)
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1140560
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan/Win32.SelfDel
Microsoft Ransom:Win32/Cerber.A
Arcabit Trojan.Ransom.Cerber.1
AegisLab Trojan.Win32.SelfDel.4!c
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Trojan.Ransom.Cerber.1
AhnLab-V3 Win-Trojan/Cerber.Gen
Acronis suspicious
McAfee Ransomware-GCQ!2A3FFB13C4F2
MAX malware (ai score=83)
VBA32 BScope.Trojan.Menti
Malwarebytes MachineLearning/Anomalous.100%
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_HPCERBER.SMALY5A
Rising Trojan.Kryptik!1.AE9C (CLOUD)
Yandex Trojan.Agent!pt6rV0jfBNs
Ikarus Trojan-Ransom.Cerber
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Dridex.IZC!tr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Cerber.HxQB2JsA

How to remove Win32/Kryptik.EVRF?

  • 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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