Categories: Malware

Should I remove “Win32/Kryptik.FRKU”?

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

  • Executable code extraction
  • Injection with CreateRemoteThread in a remote process
  • Creates RWX memory
  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Deletes its original binary from disk
  • Sniffs keystrokes
  • A system process is generating network traffic likely as a result of process injection
  • Installs itself for autorun at Windows startup
  • Attempts to modify proxy settings
  • Creates a copy of itself
  • Creates a slightly modified copy of itself
  • Anomalous binary characteristics

How to determine Win32/Kryptik.FRKU?


File Info:

crc32: F884FF5Bmd5: 71e33f86b4cf474b4c9245369139441ename: 71E33F86B4CF474B4C9245369139441E.mlwsha1: c18cdf6097ce6bbc9bde1295f5ad3908d61e52e0sha256: dec782f14fc9dba03ea7658918693e71e14a65e5191e53fce604d10dfa182972sha512: db4c8846bab00e12895e31c83531f9fc1a8e2917834b5030b65329e63b764a3edab39f6be5ed0be7fb5c8644704acf8faf08fe7dfbc100b1822f3a6a4bb6b884ssdeep: 6144:3wXrTew+DN3g8N6qCVGNrk/vF4aNrvZHQ6:g7TEOGH58dtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.FRKU also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 005137001 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
CAT-QuickHeal Ransom.Exxroute.A4
ALYac Trojan.Ransom.Spora.Gen.1
Cylance Unsafe
Zillya Trojan.Kryptik.Win32.2878430
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba TrojanSpy:Win32/Ursnif.43fa69b0
K7GW Trojan ( 0050bc6b1 )
Cybereason malicious.6b4cf4
Cyren W32/Cerber.BQ1.gen!Eldorado
Symantec Packed.Generic.493
ESET-NOD32 a variant of Win32/Kryptik.FRKU
APEX Malicious
Avast Win32:Rootkit-gen [Rtk]
ClamAV Win.Dropper.Cerber-7174761-0
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.Ransom.Spora.Gen.1
NANO-Antivirus Trojan.Win32.Kryptik.enysvc
ViRobot Trojan.Win32.C.Agent.264192.D
MicroWorld-eScan Trojan.Ransom.Spora.Gen.1
Tencent Malware.Win32.Gencirc.114b02b3
Ad-Aware Trojan.Ransom.Spora.Gen.1
Sophos ML/PE-A + Mal/Elenoocka-E
Comodo TrojWare.Win32.TrojanDropper.Evotob.A@70f09z
BitDefenderTheta Gen:NN.ZexaF.34628.qqW@a8Ivj9m
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_CERBER.SM38
McAfee-GW-Edition BehavesLike.Win32.Ransomware.dc
FireEye Generic.mg.71e33f86b4cf474b
Emsisoft Trojan.Ransom.Spora.Gen.1 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Backdoor.Androm.pcb
Webroot W32.Malware.Gen
Avira HEUR/AGEN.1116789
eGambit Unsafe.AI_Score_99%
Microsoft TrojanSpy:Win32/Ursnif.BM!MTB
Arcabit Trojan.Ransom.Spora.Gen.1
AegisLab Trojan.Win32.Generic.4!c
GData Trojan.Ransom.Spora.Gen.1
AhnLab-V3 Trojan/Win32.Zerber.R198939
Acronis suspicious
McAfee Ransomware-FMEU!71E33F86B4CF
MAX malware (ai score=100)
VBA32 Trojan.FakeAV.01657
Malwarebytes Spyware.Ursnif
Panda Trj/Genetic.gen
TrendMicro-HouseCall Ransom_CERBER.SM38
Rising Ransom.Spora!8.E3EE (CLOUD)
Ikarus Trojan.Crypt
Fortinet W32/Kryptik.FSHI!tr
AVG Win32:Rootkit-gen [Rtk]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Spora.HxQBuCMA

How to remove Win32/Kryptik.FRKU?

  • 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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