Categories: Malware

How to remove “Win32/Kryptik.GHWH”?

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

  • Executable code extraction
  • Possible date expiration check, exits too soon after checking local time
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Reads data out of its own binary image
  • Performs some HTTP requests
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Installs itself for autorun at Windows startup
  • Checks the CPU name from registry, possibly for anti-virtualization
  • Creates a slightly modified copy of itself
  • Anomalous binary characteristics

Related domains:

z.whorecord.xyz
a.tomx.xyz
ipv4bot.whatismyipaddress.com
ns1.wowservers.ru
carder.bit
ns2.wowservers.ru
ransomware.bit

How to determine Win32/Kryptik.GHWH?


File Info:

crc32: E4497638md5: a64ddf294f7e83535049a4c752eb243aname: A64DDF294F7E83535049A4C752EB243A.mlwsha1: 477b9f3e183a3463285e70ad27a24300b9005fdesha256: 4f3eb5a4631836441bac03edd30192a1f275fbcd1e3fb225651f2c3bf0a48e22sha512: 842f2415e2264cbe135440ff74cfc46877900f02ee0eb322692ed108b0d430d4f3427d3b1fd756516c844a017245fdfc337c96af201b657ecd77eb6bdc5c9f3assdeep: 6144:OVoWkJntgizTU6dAy7FYDexSkkgOovsWi2T:O4ntD/U8/YDaStgOktTtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

ProductVersion: 10.1.10.11Translation: 0x0346 0x093e

Win32/Kryptik.GHWH also known as:

Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Ransom.GandCrab.Gen.2
FireEye Generic.mg.a64ddf294f7e8353
CAT-QuickHeal Trojan.Chapak.ZZ5
ALYac Trojan.Ransom.GandCrab.Gen.2
Cylance Unsafe
Zillya Trojan.GandCrypt.Win32.389
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 00534d7f1 )
BitDefender Trojan.Ransom.GandCrab.Gen.2
K7GW Trojan ( 00534d7f1 )
Cybereason malicious.94f7e8
Cyren W32/S-b8ae1aeb!Eldorado
Symantec Packed.Generic.525
APEX Malicious
Avast Win32:Trojan-gen
ClamAV Win.Packer.Crypter-6539596-1
Kaspersky HEUR:Trojan.Win32.Generic
NANO-Antivirus Trojan.Win32.Encoder.fefrqf
ViRobot Trojan.Win32.GandCrab.Gen.A
AegisLab Trojan.Win32.GandCrypt.j!c
Tencent Malware.Win32.Gencirc.10b45169
Ad-Aware Trojan.Ransom.GandCrab.Gen.2
TACHYON Ransom/W32.GandCrab
Emsisoft Trojan.Ransom.GandCrab.Gen.2 (B)
Comodo TrojWare.Win32.GandCrab.AL@7phhjz
F-Secure Heuristic.HEUR/AGEN.1121531
DrWeb Trojan.Encoder.24384
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom.Win32.GANDCRAB.SMLA.hp
McAfee-GW-Edition BehavesLike.Win32.Emotet.dc
Sophos ML/PE-A + Mal/Agent-AUL
Ikarus Trojan-Ransom.GandCrab
Jiangmin Trojan.GandCrypt.fp
Avira HEUR/AGEN.1121531
Antiy-AVL Trojan[Ransom]/Win32.GandCrypt
Microsoft Trojan:Win32/Ursnif.KDS!MTB
Arcabit Trojan.Ransom.GandCrab.Gen.2
SUPERAntiSpyware Trojan.Agent/Gen-Kryptik
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Trojan.Ransom.GandCrab.Gen.2
Cynet Malicious (score: 100)
AhnLab-V3 Win-Trojan/Gandcrab.Exp
Acronis suspicious
McAfee Trojan-FPST!A64DDF294F7E
MAX malware (ai score=100)
VBA32 BScope.TrojanPSW.Stealer
Malwarebytes Trojan.MalPack
Panda Trj/Genetic.gen
ESET-NOD32 a variant of Win32/Kryptik.GHWH
TrendMicro-HouseCall Ransom.Win32.GANDCRAB.SMLA.hp
Rising Trojan.Ursnif!8.A22D (RDMK:cmRtazqLuSIikYin/z2W+9eKjlA9)
Yandex Trojan.GenAsa!0bz0dK1mOPc
SentinelOne Static AI – Malicious PE
MaxSecure Ransomeware.CRAB.gen
Fortinet W32/GandCrab.C!tr
BitDefenderTheta Gen:NN.ZexaF.34590.pu1@a8!dtAeO
AVG Win32:Trojan-gen
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (D)
Qihoo-360 HEUR/QVM10.2.2C01.Malware.Gen

How to remove Win32/Kryptik.GHWH?

  • 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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