Categories: Malware

About “Win32/Kryptik.GJUK” infection

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

  • Executable code extraction
  • Creates RWX memory
  • Attempts to connect to a dead IP:Port (7 unique times)
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic
  • Performs some HTTP requests
  • The binary likely contains encrypted or compressed data.
  • Exhibits possible ransomware file modification behavior
  • Creates a hidden or system file
  • Checks the CPU name from registry, possibly for anti-virtualization
  • Attempts to modify proxy settings

Related domains:

www.billerimpex.com
billerimpex.com
www.macartegrise.eu
www.poketeg.com
perovaphoto.ru
asl-company.ru
www.fabbfoundation.gm
www.perfectfunnelblueprint.com
www.wash-wear.com
pp-panda74.ru
cevent.net
bellytobabyphotographyseattle.com
alem.be
apps.identrust.com
crl.identrust.com
x1.c.lencr.org
boatshowradio.com
dna-cp.com
acbt.fr
r3.o.lencr.org
wpakademi.com
www.cakav.hu
www.mimid.cz
6chen.cn
goodapd.website
oceanlinen.com
tommarmores.com.br
nesten.dk
zaeba.co.uk
www.n2plus.co.th
koloritplus.ru
h5s.vn
marketisleri.com
www.toflyaviacao.com.br
www.rment.in
www.lagouttedelixir.com
www.krishnagrp.com
big-game-fishing-croatia.hr
ocsp.digicert.com
mauricionacif.com
www.ismcrossconnect.com
aurumwedding.ru
test.theveeview.com
relectrica.com.mx
bethel.com.ve
vjccons.com.vn

How to determine Win32/Kryptik.GJUK?


File Info:

crc32: 9FA8EE3Emd5: af086ccd6dec6ab743ef1d52bfd2a64ename: AF086CCD6DEC6AB743EF1D52BFD2A64E.mlwsha1: 04d547e441a2ac33950de6e92b3323cafd5ba97esha256: ce5e5bbda839bb900368825a8e9401bddf0161fc5e4d194ef669376121266840sha512: fd052c9fb9bdf60eee5cd1ffdd0846218efbe540916a17bbd39e619211681da15df72f6263da04d621dc5045d60c186512f691370af7aa1a773d8d9f9ed67195ssdeep: 12288:4egMfaQCK/JXAACL2vaYGuHvtwGOHkoQSFxAaW8sWdl8uiV9P/OHPhTtJ9CyaD+B:9XAACL2vaYGuHvtwGOyzMPhTNCyQ+B0Otype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: (c). All rights reserved. CassepTools IncInternalName: SkylineFileVersion: 6.7.2.8CompanyName: CassepTools IncPrivateBuild: 6.7.2.8LegalTrademarks: (c). All rights reserved. CassepTools IncComments: Government Chatbots EpubProductName: SkylineProductVersion: 6.7.2.8FileDescription: Government Chatbots EpubOriginalFilename: Skyline.exeTranslation: 0x0409 0x04b0

Win32/Kryptik.GJUK also known as:

K7AntiVirus Trojan ( 0053a6d91 )
Lionic Trojan.Win32.GandCrypt.H!c
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.25839
Cynet Malicious (score: 99)
CAT-QuickHeal Trojan.Mauvaise.SL1
Cylance Unsafe
CrowdStrike win/malicious_confidence_60% (W)
Alibaba Ransom:Win32/GandCrypt.b2df4849
K7GW Trojan ( 0053a6d91 )
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.GJUK
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky Trojan-Ransom.Win32.GandCrypt.dvj
NANO-Antivirus Trojan.Win32.GandCrypt.fhppgt
Tencent Win32.Trojan.Gandcrypt.Lnee
Sophos Mal/Generic-S
Comodo Malware@#83z7jlbs0ari
BitDefenderTheta Gen:NN.ZexaF.34142.Mq0@aa@Fg3pi
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition Artemis!Trojan
FireEye Generic.mg.af086ccd6dec6ab7
Jiangmin Trojan.GandCrypt.jg
Webroot Trojan.Dropper.Gen
Avira HEUR/AGEN.1109745
eGambit Unsafe.AI_Score_69%
Antiy-AVL Trojan/Generic.ASMalwS.27BAB4C
Microsoft Ransom:Win32/StopCrypt!ml
GData Win32.Trojan.Agent.SCVSLR
AhnLab-V3 Malware/Win32.Generic.C2668507
McAfee Artemis!AF086CCD6DEC
MAX malware (ai score=89)
VBA32 TrojanRansom.GandCrypt
Malwarebytes Ransom.GandCrab
Panda Trj/GdSda.A
Rising Trojan.Generic@ML.90 (RDML:EWNOZc+Ll8Da/zcAeB9OWQ)
Yandex Trojan.GandCrypt!KpkVNlke5YM
Ikarus Trojan-Ransom.GandCrab
MaxSecure Trojan.Malware.11916102.susgen
Fortinet W32/Kryptik.GKDU!tr.ransom
AVG Win32:Trojan-gen
Paloalto generic.ml

How to remove Win32/Kryptik.GJUK?

  • 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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