Categories: Malware

How to remove “Win32/Kryptik.GCGO”?

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

  • Executable code extraction
  • Creates RWX memory
  • Reads data out of its own binary image
  • Unconventionial language used in binary resources: Czech
  • The binary likely contains encrypted or compressed data.
  • Attempts to delete volume shadow copies
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Installs itself for autorun at Windows startup
  • Creates a copy of itself
  • Uses suspicious command line tools or Windows utilities

How to determine Win32/Kryptik.GCGO?


File Info:

crc32: 401544EDmd5: cc34d4c784f816a56ecb64d14f67996fname: CC34D4C784F816A56ECB64D14F67996F.mlwsha1: 5a7ba08c070ea061a3f4600a31245f662f60ac58sha256: 4cfd00c3fa7b85d2dea3738140fb95c9b52edb55aff73de7dbb92b821656ce11sha512: 893b650378c90b9585905b585239390f2ad0cac2fdb10255d85c5636d737cce3f2b0ac91234b1c33c1072d3e538d3be2ea6a7d08550b1655e8038026403ed1cessdeep: 6144:cQYZ/SYklXuHjBV56sQInZM3llcw8wSOcOSd1bk7SKGr9gpyh:0VSYk2jBV5FQInZUleOqDEpyhtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.GCGO also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0053305e1 )
Elastic malicious (high confidence)
DrWeb Trojan.DownLoader25.64837
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.Mauvaise.SL1
ALYac Trojan.BRMon.Gen.1
Cylance Unsafe
Zillya Trojan.Kryptik.Win32.1360372
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_80% (D)
Alibaba Trojan:Win32/Gandcrab.9e6c4b80
K7GW Trojan ( 655333331 )
Cybereason malicious.784f81
Cyren W32/S-cab1c03c!Eldorado
Symantec Ransom.Crysis
ESET-NOD32 a variant of Win32/Kryptik.GCGO
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Trojan.Emotet-6446128-0
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.BRMon.Gen.1
NANO-Antivirus Trojan.Win32.Kryptik.exxznb
SUPERAntiSpyware Trojan.Agent/Gen-Emotet
MicroWorld-eScan Trojan.BRMon.Gen.1
Tencent Malware.Win32.Gencirc.10c88a41
Ad-Aware Trojan.BRMon.Gen.1
Sophos ML/PE-A + Mal/Ransom-FN
Comodo Application.Win32.IStartSurf.PS@8c4m91
BitDefenderTheta Gen:NN.ZexaF.34690.tuW@aitK7RcG
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_HPGANDCRAB.SMG2
McAfee-GW-Edition BehavesLike.Win32.Generic.fc
FireEye Generic.mg.cc34d4c784f816a5
Emsisoft Trojan.BRMon.Gen.1 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Backdoor.Androm.wgh
Avira HEUR/AGEN.1126869
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan/Generic.ASMalwS.2432958
Microsoft Trojan:Win32/Gandcrab.GM!MTB
AegisLab Trojan.Win32.Generic.4!c
GData Trojan.BRMon.Gen.1
AhnLab-V3 Trojan/Win32.Magniber.R218654
Acronis suspicious
McAfee GenericRXDW-TY!CC34D4C784F8
MAX malware (ai score=99)
VBA32 Trojan.Scar
Malwarebytes Trojan.MalPack
Panda Trj/Genetic.gen
TrendMicro-HouseCall Ransom_HPGANDCRAB.SMG2
Rising Ransom.Wadhrama!8.E401 (C64:YzY0OpZaQ4bCek27)
Yandex Trojan.GenAsa!b1CyoEVYEew
Ikarus Virus.Win32.Obfuscator
MaxSecure Ransomeware.CRAB.gen
Fortinet W32/Kryptik.GCBO!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Win32/Kryptik.GCGO?

  • 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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