Categories: Malware

How to remove “Win32/Kryptik.NBP”?

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

  • Executable code extraction
  • Creates RWX memory
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Reads data out of its own binary image
  • Unconventionial language used in binary resources: Russian
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Installs itself for autorun at Windows startup
  • Network activity detected but not expressed in API logs
  • Creates a copy of itself

How to determine Win32/Kryptik.NBP?


File Info:

crc32: 2E35926Dmd5: 2a4402a6e443b673760a6e24a9fe1f68name: 2A4402A6E443B673760A6E24A9FE1F68.mlwsha1: d562ab3af4e793749d19f8d16b2fbaf9166e2b35sha256: 37537be75ca73a32ee36ae7015be1f3c33d33f83da3a5e6000f5e4d2b24f8235sha512: 2878828111a9e4e3f59d62740ed90216adfea1c9972257314576ddc620bfbef751acfa9204e398725bce4744b66d1f1c0fed0bdb79fa000ec2dfcb719513a801ssdeep: 768:DJv7xrzsLEctToJZE/dwBqnM5Dq/l0jqDnx:9v7otT8WdwBqnM5W9Kaxtype: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright: Copyright (C) 2011 Heaventools SoftwareInternalName: Hostex.exeFileVersion: 3.4.33.13CompanyName: BitDefenderProductName: Hostex ControllerProductVersion: 3.4.33.13FileDescription: Hostex ControllerOriginalFilename: Hostex.exeTranslation: 0x0810 0x04b0

Win32/Kryptik.NBP also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 00274f891 )
Lionic Trojan.Win32.Agent.j!c
DrWeb Trojan.Winlock.3300
Cynet Malicious (score: 100)
ALYac Gen:Heur.FKP.1
Cylance Unsafe
Alibaba Ransom:Win32/Trasbind.15538d50
K7GW Trojan ( 00274f891 )
Cybereason malicious.6e443b
Cyren W32/Ransom.O.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.NBP
APEX Malicious
Avast FileRepMetagen [Malware]
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Heur.FKP.1
NANO-Antivirus Trojan.Win32.PornoAsset.icwns
MicroWorld-eScan Gen:Heur.FKP.1
Tencent Win32.Trojan.Pornoasset.qae
Ad-Aware Gen:Heur.FKP.1
Sophos ML/PE-A
Comodo Suspicious@#3m6dal63njhak
BitDefenderTheta Gen:NN.ZexaF.34088.bmKfa4g!kDnc
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_RANSOM.GER
McAfee-GW-Edition BehavesLike.Win32.Trojan.mc
FireEye Generic.mg.2a4402a6e443b673
Emsisoft Gen:Heur.FKP.1 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan.PornoAsset.aci
Avira TR/LockScreen.sge
Antiy-AVL Trojan/Generic.ASMalwS.184E58D
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Microsoft Ransom:Win32/Trasbind.A
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Gen:Heur.FKP.1
McAfee Artemis!2A4402A6E443
MAX malware (ai score=100)
VBA32 BScope.Trojan-Dropper.Injector
Malwarebytes Spyware.PasswordStealer.XGen
Panda Generic Malware
TrendMicro-HouseCall TROJ_RANSOM.GER
Yandex Trojan.GenAsa!BeuDFrh3MkU
Ikarus Trojan.Win32.Trasbind
MaxSecure Trojan.Malware.7164915.susgen
Fortinet W32/Generic.AC.2934252
AVG FileRepMetagen [Malware]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.PornoBlocker.HwsBTx8A

How to remove Win32/Kryptik.NBP?

  • 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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