Categories: RansomTrojan

Trojan-Ransom.Win32.Blocker.kwzf (file analysis)

The Trojan-Ransom.Win32.Blocker.kwzf 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 Trojan-Ransom.Win32.Blocker.kwzf virus can do?

  • Executable code extraction
  • Creates RWX memory
  • The binary likely contains encrypted or compressed data.
  • Network activity detected but not expressed in API logs
  • Anomalous binary characteristics

Related domains:

z.whorecord.xyz
a.tomx.xyz

How to determine Trojan-Ransom.Win32.Blocker.kwzf?


File Info:

crc32: 4EE9267Emd5: 947a0bcbfabf9949fbd29da43e3c8565name: 947A0BCBFABF9949FBD29DA43E3C8565.mlwsha1: b387a703df7655f27c828b8dc41bebb0d1548c8bsha256: 4e8e6ab526b84721f952f78a1328c391c478713ea5b593960d90a63b2dcf046csha512: 6dd17afc73e3575cc505046f1786ec8460da0fb79b080df2cbdbaaf8bf03bf1cf2a50c409fd69809936b5375f025671639a2e9bc22fa2f76810dea54fde47d8fssdeep: 6144:2dSK04ETTZ+4TBpvjLCQiuAF7Td1j8gAX7EV2fC:2oL4EnU4T/vjLXAF7Rd8pX7E+Ctype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Copyright xa9 2018Assembly Version: 1.0.0.0InternalName: W.exeFileVersion: 1.0.0.0ProductName: WProductVersion: 1.0.0.0FileDescription: WOriginalFilename: W.exe

Trojan-Ransom.Win32.Blocker.kwzf also known as:

Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
FireEye Generic.mg.947a0bcbfabf9949
McAfee Artemis!947A0BCBFABF
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 004b89791 )
K7GW Trojan ( 004b89791 )
CrowdStrike win/malicious_confidence_80% (D)
Cyren W32/Symmi.O.gen!Eldorado
Symantec ML.Attribute.HighConfidence
APEX Malicious
Paloalto generic.ml
Kaspersky Trojan-Ransom.Win32.Blocker.kwzf
NANO-Antivirus Trojan.Win32.Blocker.ezbygq
Rising Ransom.Blocker!8.12A (CLOUD)
Sophos Mal/Generic-S
Comodo Malware@#f5lw6lf6o0tl
F-Secure Trojan.TR/Blocker.pegov
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Generic.dc
SentinelOne Static AI – Suspicious PE
Avira TR/Blocker.pegov
MAX malware (ai score=97)
Antiy-AVL Trojan[Ransom]/Win32.Blocker
Microsoft Trojan:Win32/Occamy.B
ZoneAlarm Trojan-Ransom.Win32.Blocker.kwzf
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/RL.Generic.R247093
Acronis suspicious
BitDefenderTheta Gen:NN.ZexaF.34590.pq0@ay!aWDb
TACHYON Backdoor/W32.Xtreme.252416
Malwarebytes MachineLearning/Anomalous.100%
Panda Trj/CI.A
Tencent Win32.Trojan.Blocker.Hssg
Yandex Trojan.Blocker!V+BP6v/p63E
Ikarus Trojan.MSIL.Bladabindi
eGambit Unsafe.AI_Score_99%
Fortinet W32/Blocker.KWZF!tr
AVG Win32:Malware-gen
Cybereason malicious.3df765
Avast Win32:Malware-gen
Qihoo-360 Win32/Trojan.095

How to remove Trojan-Ransom.Win32.Blocker.kwzf?

  • 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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