Categories: Risk

About “RiskTool.Win32.KuaiZip.dcs” infection

The RiskTool.Win32.KuaiZip.dcs 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 RiskTool.Win32.KuaiZip.dcs virus can do?

  • Executable code extraction
  • At least one process apparently crashed during execution
  • Presents an Authenticode digital signature
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Loads a driver
  • Expresses interest in specific running processes
  • Reads data out of its own binary image
  • A process created a hidden window
  • Unconventionial binary language: Chinese (Simplified)
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Queries information on disks, possibly for anti-virtualization
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config
  • A system process is generating network traffic likely as a result of process injection
  • Installs itself for autorun at Windows startup
  • Anomalous binary characteristics

Related domains:

tj.kpzip.com
kyposition.dftoutiao.com
i.kpzip.com

How to determine RiskTool.Win32.KuaiZip.dcs?


File Info:

crc32: 5931BE37md5: cf4c0ce6f185074e422de20dbe93d760name: weblukbaskyzip1497577871cmlx005.exesha1: 2b66585ea98d84d72e57563ec1d0e1b4fe1f1755sha256: ea6eeda358b2d8dcdaf1701466d9abfe629474da5cfb8c883ddd81fd880b1e9bsha512: 9b84e807cff7a06f3c249e44ef07e4ba4e2b1cc568e74561768f0f8b5293d546e433f7e608757e457e1d8a433a0d047bfb50d978efce4613ef72afc0202bd7efssdeep: 393216:JqOxgY8ITxRq3+S7UiwkjVsJWY4rXGZ5JPN4QI/W:QO+GNR9ivVsJX4rXG16QI/Wtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: x4e0ax6d77x5e7fx4e50x7f51x7edcx79d1x6280x6709x9650x516cx53f8. Copyright 2010-2013InternalName: KuaiZip InstallCompanyShortName: x4e0ax6d77x5e7fx4e50x7f51x7edcx79d1x6280x6709x9650x516cx53f8FileVersion: 3.2.1.5CompanyName: x4e0ax6d77x5e7fx4e50x7f51x7edcx79d1x6280x6709x9650x516cx53f8BuildTag: 2020/03/11 [002]ProductShortName: x5febx538bComments: www.kpzip.comProductName: x5febx538bx8f6fx4ef6x7a0bx5e8fProductVersion: 3.2.1.5FileDescription: x5febx538bx5b89x88c5x5305x7a0bx5e8fOriginalFilename: KuaiZip SetupTranslation: 0x0804 0x04b0

RiskTool.Win32.KuaiZip.dcs also known as:

MicroWorld-eScan Gen:Variant.Application.KuaiZip.1
FireEye Gen:Variant.Application.KuaiZip.1
Sangfor Malware
K7AntiVirus Adware ( 005635451 )
BitDefender Gen:Variant.Application.KuaiZip.1
K7GW Adware ( 005635451 )
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:UnwantedSig [PUP]
GData Gen:Variant.Application.KuaiZip.1
Kaspersky not-a-virus:RiskTool.Win32.KuaiZip.dcs
Alibaba Backdoor:Win32/KuaiZip.e59716f8
Rising PUA.KuaiZip!8.2F40 (TFE:dGZlOgV+cDj9pWfUpg)
Endgame malicious (high confidence)
F-Secure Heuristic.HEUR/AGEN.1131951
DrWeb Program.Kuaizip.6
Invincea heuristic
Emsisoft Gen:Variant.Application.KuaiZip.1 (B)
Avira HEUR/AGEN.1131951
MAX malware (ai score=76)
Arcabit Trojan.Application.KuaiZip.1
ZoneAlarm not-a-virus:RiskTool.Win32.KuaiZip.dcs
Microsoft PUA:Win32/KuaiZip
AhnLab-V3 PUP/Win32.KuaiZip.R243583
Ad-Aware Gen:Variant.Application.KuaiZip.1
Malwarebytes PUP.Optional.Kuaizip
ESET-NOD32 a variant of Win32/KuaiZip.Z.gen potentially unwanted
Fortinet W32/Agent.9C0A!tr
AVG FileRepMalware [PUP]

How to remove RiskTool.Win32.KuaiZip.dcs?

  • 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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