Categories: Malware

Win32/Kryptik.FSBZ removal instruction

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

  • At least one process apparently crashed during execution
  • Executable code extraction
  • Attempts to connect to a dead IP:Port (4 unique times)
  • Creates RWX memory
  • At least one IP Address, Domain, or File Name was found in a crypto call
  • A process created a hidden window
  • Creates an excessive number of UDP connection attempts to external IP addresses
  • Performs some HTTP requests
  • Uses Windows utilities for basic functionality
  • Crashed cuckoomon during analysis. Report this error to the Github repo.
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Exhibits behavior characteristic of Cerber ransomware
  • Attempts to execute a binary from a dead or sinkholed URL
  • Writes a potential ransom message to disk
  • EternalBlue behavior
  • Attempts to modify proxy settings
  • Attempts to access Bitcoin/ALTCoin wallets
  • Generates some ICMP traffic
  • Collects information to fingerprint the system

How to determine Win32/Kryptik.FSBZ?


File Info:

crc32: 29D068C3md5: ab087ee3c3932a8d590187e816a40372name: AB087EE3C3932A8D590187E816A40372.mlwsha1: ad7eeae6fd8181d58d26b726fb7c2cbed2506299sha256: 1e7dc3fb1bee09c9974724ec89a85906b46f517ec03b9fbb3b9981bca57f717dsha512: a1889b5cf011752c9457401a783c4c0fc7f9a95bacffdcaffec4ad36dd5e440b4f8d544c4a040f1d18715e2978ea8fde002ef11c2a9977a527ec81bcd607b0e7ssdeep: 3072:m3O6JE1O6u3yC43JaykjLY3zVVdvYjEFfv+SzPsxveotDrT3BSMYGUTJvEmdMAS:VO6jC44pLGVRJ1otDrT3wGUdxQYKTDtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright xa9 1998-2014 VMware, Inc.InternalName: xferlogsFileVersion: 9.6.2.31837CompanyName: VMware, Inc.ProductName: VMware ToolsProductVersion: 9.6.2 build-1688356FileDescription: VMware xferlogs UtilityOriginalFilename: xferlogs.exeTranslation: 0x0409 0x04b0

Win32/Kryptik.FSBZ also known as:

Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Razy.775789
FireEye Generic.mg.ab087ee3c3932a8d
CAT-QuickHeal Ransom.Cerber.A4
McAfee Ransomware-CBER!AB087EE3C393
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
BitDefender Gen:Variant.Razy.775789
K7GW Trojan ( 005224381 )
K7AntiVirus Trojan ( 005224381 )
BitDefenderTheta Gen:NN.ZexaF.34590.uq0@aadqm2pi
Cyren W32/Cerber.F.gen!Eldorado
Symantec Packed.Generic.459
APEX Malicious
Avast Win32:Filecoder-BG [Trj]
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba Ransom:Win32/generic.ali2000010
NANO-Antivirus Trojan.Win32.Zerber.eohkeu
Rising Trojan.Kryptik!1.AACA (CLOUD)
Ad-Aware Gen:Variant.Razy.775789
Sophos Mal/Generic-R + Mal/Cerber-B
Comodo TrojWare.Win32.Ransom.Cerber.FTV@75b3ao
F-Secure Heuristic.HEUR/AGEN.1121405
DrWeb Trojan.Encoder.4691
Zillya Trojan.Zerber.Win32.2135
TrendMicro Ransom_HPCERBER.SMALY5A
McAfee-GW-Edition BehavesLike.Win32.Ransomware.fh
Emsisoft Gen:Variant.Razy.775789 (B)
Ikarus Trojan.Agent
Jiangmin Trojan.Generic.fvdgm
Avira HEUR/AGEN.1121405
Antiy-AVL Trojan/Win32.TSGeneric
Microsoft Ransom:Win32/Cerber.K
Arcabit Trojan.Razy.DBD66D
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Gen:Variant.Razy.775789
Cynet Malicious (score: 100)
AhnLab-V3 Win-Trojan/Cerber.Exp
Acronis suspicious
VBA32 BScope.Backdoor.Vawtrak
MAX malware (ai score=80)
Malwarebytes Malware.AI.2543119830
Panda Trj/Genetic.gen
ESET-NOD32 a variant of Win32/Kryptik.FSBZ
TrendMicro-HouseCall Ransom_HPCERBER.SMALY5A
Tencent Malware.Win32.Gencirc.10b35021
Yandex Trojan.GenAsa!ZHumJI/f5ZQ
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_99%
Fortinet W32/Kryptik.HGZD!tr
AVG Win32:Filecoder-BG [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Filecoder.HxQBOu8A

How to remove Win32/Kryptik.FSBZ?

  • 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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