Malware

Win32/GenKryptik.FIUF removal guide

Malware Removal

The Win32/GenKryptik.FIUF 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.

GridinSoft Anti-Malware

Gridinsoft Anti-Malware

Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What Win32/GenKryptik.FIUF virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • NtSetInformationThread: attempt to hide thread from debugger
  • Dynamic (imported) function loading detected
  • Expresses interest in specific running processes
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • Executable file is packed/obfuscated with Themida
  • Authenticode signature is invalid
  • Checks for the presence of known windows from debuggers and forensic tools
  • Tries to unhook or modify Windows functions monitored by Cuckoo
  • The following process appear to have been packed with Themida: 9644CD3F8B595E425980.mlw
  • Checks the version of Bios, possibly for anti-virtualization
  • Detects VirtualBox through the presence of a registry key
  • Anomalous binary characteristics
  • Binary compilation timestomping detected

How to determine Win32/GenKryptik.FIUF?


File Info:

name: 9644CD3F8B595E425980.mlw
path: /opt/CAPEv2/storage/binaries/514bf4c1a70550b699b8d623fcbffec7af947e3d5a325fba14f1c6a329b6a348
crc32: 835C6CE3
md5: 9644cd3f8b595e425980abd9c098ae75
sha1: 83af31761dad38c061e92c1d0f2db38a0e0b8955
sha256: 514bf4c1a70550b699b8d623fcbffec7af947e3d5a325fba14f1c6a329b6a348
sha512: 1b9147ad9ba453533ebb0672f93250fe7d2ef8af84c3aab2f5e57f2baaf29e8ffbbe256ac424b0f41db5958652d0ac29690e6990486db5e5d3f8aead7e34db1b
ssdeep: 196608:aNSFikbdGqXOUBEKMry47x39bySRgnuxZSyDTk:aAFiSPEx5x3JrRzxZZDw
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1D07633191E615880F254F9BB7BF3C784A3FC5ABA4F7684C93E0DE8C5AE815089940E5F
sha3_384: 6a820fc67a6ff949eaf25fb6e1f3a1d3823c463e85a8e478a81c5212f9d29426c563d991e79c8774afb69378faefe06e
ep_bytes: e84b0100005389e3538b73088b7b10fc
timestamp: 2084-12-30 23:53:13

Version Info:

Translation: 0x0000 0x04b0
Comments:
CompanyName:
FileDescription: No Recoil 2.0
FileVersion: 1.0.0.0
InternalName: Auth.GG Winform Example.exe
LegalCopyright: Copyright © RegeditVN 2020
LegalTrademarks:
OriginalFilename: Auth.GG Winform Example.exe
ProductName: RegeditVN
ProductVersion: 1.0.0.0
Assembly Version: 1.0.0.0

Win32/GenKryptik.FIUF also known as:

BkavW32.AIDetect.malware1
LionicTrojan.Win32.Malicious.4!c
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKD.48300051
FireEyeGeneric.mg.9644cd3f8b595e42
McAfeeArtemis!9644CD3F8B59
CylanceUnsafe
SangforSuspicious.Win32.Save.a
K7AntiVirusTrojan ( 005577791 )
AlibabaTrojan:Win32/GenKryptik.b7f5322d
K7GWTrojan ( 005577791 )
Cybereasonmalicious.61dad3
BitDefenderThetaGen:NN.ZexaF.34212.@J0@a0DOsjai
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/GenKryptik.FIUF
TrendMicro-HouseCallTROJ_GEN.R002H0CB922
BitDefenderTrojan.GenericKD.48300051
NANO-AntivirusVirus.Win32.Gen-Crypt.ccnc
AvastWin32:Trojan-gen
Ad-AwareTrojan.GenericKD.48300051
SophosMal/Generic-S
McAfee-GW-EditionBehavesLike.Win32.Generic.wc
EmsisoftTrojan.GenericKD.48300051 (B)
IkarusTrojan.Win32.Krypt
GDataTrojan.GenericKD.48300051
eGambitUnsafe.AI_Score_99%
AviraTR/Crypt.XPACK.Gen
GridinsoftRansom.Win32.Sabsik.sa
ArcabitTrojan.Generic.D2E10013
ViRobotTrojan.Win32.Z.Sabsik.7455744
MicrosoftTrojan:Win32/Sabsik.FL.B!ml
CynetMalicious (score: 100)
ALYacTrojan.GenericKD.48300051
MAXmalware (ai score=82)
APEXMalicious
RisingTrojan.GenKryptik!8.AA55 (CLOUD)
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/GenKryptik.DSIT!tr
AVGWin32:Trojan-gen
CrowdStrikewin/malicious_confidence_70% (W)

How to remove Win32/GenKryptik.FIUF?

Win32/GenKryptik.FIUF removal tool
  • 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.

About the author

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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