Malware

Win32/Kryptik.FOUF removal guide

Malware Removal

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

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (4 unique times)
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Reads data out of its own binary image
  • Creates an excessive number of UDP connection attempts to external IP addresses
  • Performs some HTTP requests
  • The binary likely contains encrypted or compressed data.
  • Attempts to modify desktop wallpaper
  • Exhibits behavior characteristic of Cerber ransomware
  • Attempts to execute a binary from a dead or sinkholed URL
  • EternalBlue behavior
  • Attempts to modify proxy settings
  • Attempts to access Bitcoin/ALTCoin wallets
  • Generates some ICMP traffic
  • Collects information to fingerprint the system

Related domains:

api.blockcypher.com
btc.blockr.io
bitaps.com
chain.so
ocsp.digicert.com
xxxxxxxxxxxxxxxx.1lseoi.top

How to determine Win32/Kryptik.FOUF?


File Info:

crc32: 8C9BAE62
md5: b2ada5595d97aae3a4a5bcb4f3191988
name: B2ADA5595D97AAE3A4A5BCB4F3191988.mlw
sha1: cb2cdd36842dc60e6024ab7cefa76333d2d9e8a3
sha256: b1945a635cf8aa7938f7efc9fd92947cb8c6b084017951eecef4beb07bd684da
sha512: 48ca71cfd96e59be72f79afa29225c9672ae6b0ab219ff148a25623490bdd5ec2278d7ed2cbcfc9e3a9ba84f1898701e6155097216ccbaf539fbdf5ec3d8462d
ssdeep: 12288:1kzrVi1vWUDMUff5FeQetmvNX7tJbrUtp:1uVzUjZFNewJbop
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

FileDescription: Total Commander 32bit->64bit helper tool
CompanyName: Ghisler Software GmbH
Translation: 0x0409 0x0000

Win32/Kryptik.FOUF also known as:

BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 005224381 )
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.10390
CynetMalicious (score: 100)
CAT-QuickHealRansom.Cerber.A4
ALYacGen:Variant.Zusy.319467
CylanceUnsafe
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaRansom:Win32/Cerber.ali1020013
K7GWTrojan ( 0050692a1 )
Cybereasonmalicious.95d97a
BaiduWin32.Trojan.Kryptik.ayf
CyrenW32/S-3ab36953!Eldorado
ESET-NOD32a variant of Win32/Kryptik.FOUF
APEXMalicious
AvastWin32:MalwareX-gen [Trj]
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderGen:Variant.Zusy.319467
NANO-AntivirusTrojan.Win32.Zerber.elznej
MicroWorld-eScanGen:Variant.Zusy.319467
TencentMalware.Win32.Gencirc.10b24f21
Ad-AwareGen:Variant.Zusy.319467
SophosML/PE-A + Mal/Cerber-B
ComodoTrojWare.Win32.TrojanProxy.Bunitu.BT@72fovx
BitDefenderThetaGen:NN.ZexaF.34686.Lq1@aqCedEz
VIPRETrojan.Win32.Generic!BT
TrendMicroRansom_HPCERBER.SMALY5A
McAfee-GW-EditionBehavesLike.Win32.Adware.jh
FireEyeGeneric.mg.b2ada5595d97aae3
EmsisoftGen:Variant.Zusy.319467 (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan.Zerber.aus
WebrootW32.Adware.Installcore
AviraTR/Crypt.XPACK.Gen7
MicrosoftRansom:Win32/Cerber
AegisLabTrojan.Win32.Generic.4!c
GDataGen:Variant.Zusy.319467
AhnLab-V3Win-Trojan/Cerber.Gen
Acronissuspicious
McAfeeRansomware-CBER!B2ADA5595D97
MAXmalware (ai score=99)
VBA32BScope.Backdoor.Vawtrak
MalwarebytesCerber.Ransom.Encrypt.DDS
PandaTrj/Genetic.gen
TrendMicro-HouseCallRansom_HPCERBER.SMALY5A
RisingTrojan.Kryptik!1.A7BF (CLOUD)
YandexTrojan.GenAsa!O1hk0Lh0jcc
IkarusTrojan.Crypt
FortinetW32/Kryptik.HGZD!tr
AVGWin32:MalwareX-gen [Trj]
Paloaltogeneric.ml

How to remove Win32/Kryptik.FOUF?

Win32/Kryptik.FOUF 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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