Malware

Should I remove “Win32/Kryptik.HQCW”?

Malware Removal

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

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Dynamic (imported) function loading detected
  • Performs HTTP requests potentially not found in PCAP.
  • HTTPS urls from behavior.
  • Enumerates running processes
  • A process created a hidden window
  • CAPE extracted potentially suspicious content
  • Unconventionial language used in binary resources: Korean
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Behavioural detection: Injection (Process Hollowing)
  • Executed a process and injected code into it, probably while unpacking
  • Writes a potential ransom message to disk
  • Behavioural detection: Injection (inter-process)
  • Behavioural detection: Transacted Hollowing
  • Created a process from a suspicious location
  • Collects and encrypts information about the computer likely to send to C2 server
  • Installs itself for autorun at Windows startup
  • STOP ransomware registry artifacts detected
  • Likely virus infection of existing system binary
  • CAPE detected the STOP malware family
  • Attempts to modify proxy settings
  • Creates a copy of itself
  • Creates a known STOP-Djvu ransomware decryption instruction / key file.
  • Creates a known STOP ransomware variant mutex
  • STOP ransomware command line behavior detected
  • Uses suspicious command line tools or Windows utilities

How to determine Win32/Kryptik.HQCW?


File Info:

name: 527F06590118075CCDF9.mlw
path: /opt/CAPEv2/storage/binaries/28f327da8712a211f563cca4c6d2115afca3f0abe42aac12ec6a368ae4373b45
crc32: 6B3D520B
md5: 527f06590118075ccdf9f33c4e624c3b
sha1: 4dd68ea18673d058f9702a4387cf73cf5ee6239d
sha256: 28f327da8712a211f563cca4c6d2115afca3f0abe42aac12ec6a368ae4373b45
sha512: 906a1d25cc19d833fbc00c46ddd1f1a7ecf3d75ee215fa49e7b0d821e83d7aa4549c4a43bbb963435e92f1e968726c7574e3fe04ca9137f3f681ce716193a3e8
ssdeep: 24576:N2hvsOgWCWfvT8jcHpuCc7it7nyZ/7Q+9D5:Af/pV1tyzD
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1D605F1007B60D435E5B712F489B6D269B93ABEA0973051CF62D53AFE56386E0EC3134B
sha3_384: 7557a813b118d23e83a039a45fab32399b037996e1e0c08aaf06111d56baedd9425671327c5e6a24533e6a4d6cb8514a
ep_bytes: 8bff558bece896d60000e8110000005d
timestamp: 2021-09-15 01:52:29

Version Info:

Translations: 0x0193 0x0059

Win32/Kryptik.HQCW also known as:

BkavW32.AIDetect.malware2
LionicTrojan.Win32.Convagent.4!c
tehtrisGeneric.Malware
CynetMalicious (score: 100)
FireEyeGeneric.mg.527f06590118075c
CAT-QuickHealRansom.Stop.P5
McAfeePacked-GEE!527F06590118
MalwarebytesTrojan.MalPack.GS
SangforTrojan.Win32.Save.a
AlibabaTrojan:Win32/RedLineStealer.a7198a98
Cybereasonmalicious.18673d
CyrenW32/Kryptik.GZE.gen!Eldorado
SymantecML.Attribute.HighConfidence
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Kryptik.HQCW
TrendMicro-HouseCallTrojanSpy.Win32.VIDAR.YXCGLZ
Paloaltogeneric.ml
ClamAVWin.Packed.Crypterx-9954995-0
KasperskyHEUR:Trojan.Win32.Chapak.gen
BitDefenderTrojan.GenericKD.50620690
AvastWin32:DropperX-gen [Drp]
RisingMalware.Obscure!1.A3BB (CLASSIC)
Ad-AwareTrojan.GenericKD.50620690
TrendMicroTrojanSpy.Win32.VIDAR.YXCGLZ
McAfee-GW-EditionBehavesLike.Win32.Generic.cc
Trapminemalicious.high.ml.score
SophosML/PE-A + Troj/Krypt-FV
IkarusTrojan-Ransom.BlackBasta
MicrosoftTrojan:Win32/RedLineStealer.PS!MTB
GDataWin32.Trojan.PSE.10CPGR
AhnLab-V3Packed/Win.GEE.R504429
VBA32Malware-Cryptor.2LA.gen
MAXmalware (ai score=80)
CylanceUnsafe
APEXMalicious
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/Packed.GEE!tr
AVGWin32:DropperX-gen [Drp]
CrowdStrikewin/malicious_confidence_100% (W)

How to remove Win32/Kryptik.HQCW?

Win32/Kryptik.HQCW 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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