About "3721 (PUA)" infection

The 3721 (PUA) 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 3721 (PUA) virus can do?

Executable code extraction
Creates RWX memory
Reads data out of its own binary image
Drops a binary and executes it
Unconventionial language used in binary resources: Chinese
Network activity detected but not expressed in API logs

Related domains:

z.whorecord.xyz

a.tomx.xyz

How to determine 3721 (PUA)?


File Info:
crc32: 858F5F3F
md5: c3c9428d3f7797b2134cca985a4dca52
name: 99rjdwllk.exe
sha1: 577346bebcf0df66cf8ab02a3cdad24e78f79c4c
sha256: ddd3aacb97eda96c4464b684423bff1e64ec16e6dc12cdbff32d666772fd61ff
sha512: 7f5752094364a0fd695d9904a386d02d53f39bae54812394461a4dd7e104c52b5afb35c46713eaa7910a07c5718f1d5147efebdbcda859e8e3a3123499e68072
ssdeep: 24576:Qv9zYzkbbbj2hrX8UJZkV3nwgtMJfUE1kP+XKXoW2z1sZCSsHjW7BYYW3MZ:q9z2kbbbMkV3wf8+KXoW2z1YnsHjW7dd
type: PE32 executable (GUI) Intel 80386, for MS Windows, InnoSetup self-extracting archive

Version Info:
InternalName: 
FileVersion:                     
CompanyName: 99x8f6fx4ef6x5c4b                                                       
Comments: This installation was built with Inno Setup: http://www.innosetup.com
ProductName: 
ProductVersion: 
FileDescription: x52a8x7269x8fdex8fdex770b Setup                                                 
OriginalFilename: 
Translation: 0x0409 0x04e4

3721 (PUA) also known as:

DrWeb	Adware.Yassist
CAT-QuickHeal	Trojan.Agent
McAfee	Artemis!C3C9428D3F77
Cylance	Unsafe
VIPRE	3721 Chinese Keywords (CNSMin)
Sangfor	Malware
F-Prot	W32/Trojan4.GDA
Symantec	Trojan.Gen.6
Avast	Win32:Adware-gen [Adw]
GData	Win32.Application.CNSHelper.B (2x)
NANO-Antivirus	Trojan.Win32.Stration.fiazio
ViRobot	Adware.Cnsmin.1559404
Rising	Trojan.Win32.Generic.1526F1BA (C64:YzY0OtAIZbxHj72O)
Sophos	3721 (PUA)
Comodo	ApplicUnwnt@#156koqmdt1fgv
F-Secure	Trojan.TR/Agent.45056.2528
McAfee-GW-Edition	BehavesLike.Win32.BadFile.tc
Trapmine	malicious.high.ml.score
Cyren	W32/Bongler-based!Maximus
Avira	tmpanimallk_cns_yassist.exe
Antiy-AVL	Trojan/Win32.SGeneric
Microsoft	Program:Win32/Vigram.A
VBA32	BScope.Trojan.Casur
Panda	Trj/CI.A
ESET-NOD32	Win32/CnsMin.AD potentially unwanted
Tencent	Win32.Trojan.Dropper.Szbl
Yandex	TrojanSpy.CnsMin!h79F1ZgUUH4
Fortinet	Riskware/CnsMin
AVG	Win32:Adware-gen [Adw]

How to remove 3721 (PUA)?

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 “3721 (PUA)” infection