Categories: Malware

Win32/Kryptik.HQFO malicious file

The Win32/Kryptik.HQFO 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

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.
6-day free trial available.

What Win32/Kryptik.HQFO virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Behavioural detection: Executable code extraction – unpacking
  • Executed a command line with /C or /R argument to terminate command shell on completion which can be used to hide execution
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • Checks adapter addresses which can be used to detect virtual network interfaces
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • A process created a hidden window
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • Unconventionial language used in binary resources: Korean
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Enumerates services, possibly for anti-virtualization
  • Behavioural detection: Injection (Process Hollowing)
  • Executed a process and injected code into it, probably while unpacking
  • Deletes its original binary from disk
  • Behavioural detection: Injection (inter-process)
  • Installs itself for autorun at Windows startup
  • Installs itself for autorun at Windows startup
  • CAPE detected the Tofsee malware family
  • Deletes executed files from disk
  • Attempts to interact with an Alternate Data Stream (ADS)
  • Anomalous binary characteristics
  • Uses suspicious command line tools or Windows utilities

How to determine Win32/Kryptik.HQFO?


File Info:

name: 8741B961E927C5AEA720.mlwpath: /opt/CAPEv2/storage/binaries/fefb50695751161a0085bb6b7ec4b90891ead04937056329be3f947b22c7fd52crc32: A3A6EADBmd5: 8741b961e927c5aea720d6aa1fae7678sha1: 130e2d297ef82b5734414a7ce0a4c128f461f213sha256: fefb50695751161a0085bb6b7ec4b90891ead04937056329be3f947b22c7fd52sha512: 081f02863dd8832e5c58870a42ab513dd8f2b1513737c1ed8eb681359e0c9380aaad81539d69289fc57974fe729476696a7aebe8f9e7312523a16296ef17c86bssdeep: 6144:r6ZiIPpBRMTMtRZe5g/4bE5UoB8VmniQR+L:G9rGTMDZe5tEuoVntype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1FCC6E550BA98E94BD4112D364936C6A25A66FCCBF91517C731C87F1FFC3A6943A22E03sha3_384: 1e8257d2db09800d304c58d3c7a823fa079f3126f1fdb7404e46c32170278ae22038aaaaa70d1ebe6c679129609403b2ep_bytes: 8bff558bece896a60000e8110000005dtimestamp: 2021-09-23 05:24:03

Version Info:

Translations: 0x0152 0x036f

Win32/Kryptik.HQFO also known as:

Bkav W32.AIDetect.malware2
tehtris Generic.Malware
DrWeb Trojan.PWS.Siggen3.20109
MicroWorld-eScan Trojan.GenericKDZ.90011
FireEye Generic.mg.8741b961e927c5ae
CAT-QuickHeal Ransom.Stop.P5
McAfee Packed-GEE!8741B961E927
Cylance Unsafe
VIPRE Trojan.GenericKDZ.90011
Sangfor Trojan.Win32.Save.a
K7AntiVirus Riskware ( 0040eff71 )
K7GW Riskware ( 0040eff71 )
Cybereason malicious.1e927c
Cyren W32/Agent.ETY.gen!Eldorado
Symantec ML.Attribute.HighConfidence
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/Kryptik.HQFO
TrendMicro-HouseCall Mal_Tofsee
ClamAV Win.Packed.Generic-9956955-0
Kaspersky HEUR:Backdoor.Win32.Tofsee.gen
BitDefender Trojan.GenericKDZ.90011
NANO-Antivirus Trojan.Win32.Tofsee.jqgnlq
Avast Win32:PWSX-gen [Trj]
Ad-Aware Trojan.GenericKDZ.90011
Emsisoft Trojan.GenericKDZ.90011 (B)
TrendMicro Mal_Tofsee
McAfee-GW-Edition BehavesLike.Win32.Dropper.wt
Trapmine malicious.moderate.ml.score
Sophos ML/PE-A + Troj/Krypt-FV
Ikarus Trojan-Ransom.StopCrypt
Avira TR/AD.Tofsee.kxkop
MAX malware (ai score=83)
Antiy-AVL Trojan/Generic.ASMalwS.769
Microsoft Trojan:Win32/RedlineStealer.PSA!MTB
Arcabit Trojan.Generic.D15F9B
GData Win32.Trojan.PSE.10CPGR
Cynet Malicious (score: 100)
AhnLab-V3 Packed/Win.GEE.R505873
Acronis suspicious
VBA32 BScope.Trojan.Crypt
ALYac Trojan.GenericKDZ.90011
Malwarebytes Trojan.MalPack.GS
APEX Malicious
Rising Trojan.Kryptik!1.DF24 (CLASSIC)
Yandex Trojan.Kryptik!h6dE/95C7Kw
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Packed.GEE!tr
AVG Win32:PWSX-gen [Trj]
Panda Trj/GdSda.A
CrowdStrike win/malicious_confidence_100% (W)

How to remove Win32/Kryptik.HQFO?

  • 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.

Recent Posts

MSIL/GenKryptik.GXIZ information

The MSIL/GenKryptik.GXIZ is considered dangerous by lots of security experts. When this infection is active,…

1 month ago

Malware.AI.2789448175 (file analysis)

The Malware.AI.2789448175 is considered dangerous by lots of security experts. When this infection is active,…

1 month ago

Jalapeno.1878 removal instruction

The Jalapeno.1878 is considered dangerous by lots of security experts. When this infection is active,…

1 month ago

What is “Trojan.Heur3.LPT.YmKfaKBcBekib”?

The Trojan.Heur3.LPT.YmKfaKBcBekib is considered dangerous by lots of security experts. When this infection is active,…

1 month ago

How to remove “Worm.Win32.Vobfus.exmt”?

The Worm.Win32.Vobfus.exmt is considered dangerous by lots of security experts. When this infection is active,…

1 month ago

About “TrojanDownloader:Win32/Beebone.JO” infection

The TrojanDownloader:Win32/Beebone.JO is considered dangerous by lots of security experts. When this infection is active,…

1 month ago