Categories: Spy

Should I remove “Win32/Spy.KeyLogger.NUK”?

The Win32/Spy.KeyLogger.NUK 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.

Gridinsoft Anti-Malware

Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
6-day free trial available.

What Win32/Spy.KeyLogger.NUK virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Guard pages use detected – possible anti-debugging.
  • A process attempted to delay the analysis task.
  • Dynamic (imported) function loading detected
  • Enumerates running processes
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Reads data out of its own binary image
  • Unconventionial binary language: Chinese (Simplified)
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • The executable is likely packed with VMProtect
  • Authenticode signature is invalid
  • A scripting utility was executed
  • Deletes its original binary from disk

How to determine Win32/Spy.KeyLogger.NUK?


File Info:

name: 34D99DD7880D37E73309.mlwpath: /opt/CAPEv2/storage/binaries/ed56b972d3376b828104b3583f11ea3ed84eb213a06f9b2306e6c65e0af449f2crc32: EEDBDE59md5: 34d99dd7880d37e7330957625413d4dasha1: 1b77504fb0f674203f0934626eb1455ae99f52ffsha256: ed56b972d3376b828104b3583f11ea3ed84eb213a06f9b2306e6c65e0af449f2sha512: 1a334930ad5072cf0f087d64a2b223d58ebf11ef9d93b25da90f57c93125c9465a34edffc9c4a7c0ec9aa2bffa552676f20bf980abb0fb268b4cf133f8ff940cssdeep: 12288:fgudMEIV5yvRdKYRv5qA5TzeFPUPxqs8jpf3jRTJqaCvLN5vn1IXsnn23sGKc87O:3yEI+vR8YR7VqF3jF3jl87Yskspc8xFWtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1FCF423AB6343A092C07809756C176E4D2760B812193DBB474F393F1DAEAAB7B7DD102Csha3_384: cde6e4fa0710e125f28b7b529beac58084216e5ef3d4ae889c9b836eb96fd7f5c1664f2d4ee1ca159ccd48a4e18fa982ep_bytes: 68332363c1e8736a0a0099e101908001timestamp: 2021-05-11 01:53:55

Version Info:

FileVersion: 1.0.0.0FileDescription: 2.2.2.2ProductName: 1.0.0.1ProductVersion: 1.0.0.0CompanyName: by阿三LegalCopyright: 印度阿三Comments: 4.4.4.4Translation: 0x0804 0x04b0

Win32/Spy.KeyLogger.NUK also known as:

Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
MicroWorld-eScan DeepScan:Generic.Malware.SFLMYVdC.384E6664
FireEye Generic.mg.34d99dd7880d37e7
Malwarebytes Spyware.KeyLogger
CrowdStrike win/malicious_confidence_70% (D)
K7GW Adware ( 004b942f1 )
K7AntiVirus Adware ( 004b942f1 )
Cyren W32/Trojan.JO.gen!Eldorado
Symantec ML.Attribute.HighConfidence
tehtris Generic.Malware
ESET-NOD32 a variant of Win32/Spy.KeyLogger.NUK
APEX Malicious
Kaspersky VHO:Trojan.Win32.Convagent.gen
BitDefender DeepScan:Generic.Malware.SFLMYVdC.384E6664
Avast Win32:SpywareX-gen [Trj]
Ad-Aware DeepScan:Generic.Malware.SFLMYVdC.384E6664
Emsisoft DeepScan:Generic.Malware.SFLMYVdC.384E6664 (B)
Comodo TrojWare.Win32.Agent.OSCF@5rs7jr
DrWeb Trojan.MulDrop18.60249
McAfee-GW-Edition BehavesLike.Win32.Flyagent.bc
Sophos Generic ML PUA (PUA)
Ikarus Trojan.Win32.FlyAgent
Avira TR/Spy.KeyLogger.cvqoy
Microsoft Trojan:Win32/Sabsik.FL.B!ml
GData DeepScan:Generic.Malware.SFLMYVdC.384E6664
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win.SFLMYVdC.C5113779
BitDefenderTheta Gen:NN.ZexaF.34638.TC1@a0LRnTib
MAX malware (ai score=89)
VBA32 BScope.Trojan.Dynamer
Cylance Unsafe
Rising Spyware.Keylogger!8.12F (RDMK:cmRtazoFwqSALp8QT50)
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
AVG Win32:SpywareX-gen [Trj]

How to remove Win32/Spy.KeyLogger.NUK?

  • 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.

Share
Published by
Paul Valéry

Recent Posts

MSIL/GenKryptik.GXIZ information

The MSIL/GenKryptik.GXIZ is considered dangerous by lots of security experts. When this infection is active,…

2 weeks ago

Malware.AI.2789448175 (file analysis)

The Malware.AI.2789448175 is considered dangerous by lots of security experts. When this infection is active,…

2 weeks ago

Jalapeno.1878 removal instruction

The Jalapeno.1878 is considered dangerous by lots of security experts. When this infection is active,…

2 weeks ago

What is “Trojan.Heur3.LPT.YmKfaKBcBekib”?

The Trojan.Heur3.LPT.YmKfaKBcBekib is considered dangerous by lots of security experts. When this infection is active,…

2 weeks ago

How to remove “Worm.Win32.Vobfus.exmt”?

The Worm.Win32.Vobfus.exmt is considered dangerous by lots of security experts. When this infection is active,…

2 weeks ago

About “TrojanDownloader:Win32/Beebone.JO” infection

The TrojanDownloader:Win32/Beebone.JO is considered dangerous by lots of security experts. When this infection is active,…

2 weeks ago