Categories: Trojan

Win64/TrojanDownloader.Agent.NK removal tips

The Win64/TrojanDownloader.Agent.NK 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 Win64/TrojanDownloader.Agent.NK virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Dynamic (imported) function loading detected
  • Unconventionial binary language: Chinese (Simplified)
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Attempts to modify proxy settings

How to determine Win64/TrojanDownloader.Agent.NK?


File Info:

name: C398B504F74500D6A1A4.mlwpath: /opt/CAPEv2/storage/binaries/bae1270981c0a2d595677a7a1fefe8087b07ffea061571d97b5cd4c0e3edb6e0crc32: 3DDDD647md5: c398b504f74500d6a1a47f72bb45bc83sha1: 05a33dbc4b239580748570b6d87a680c61102a11sha256: bae1270981c0a2d595677a7a1fefe8087b07ffea061571d97b5cd4c0e3edb6e0sha512: 16423b9ada75061bac4b86d41157ca56aeadabe825e17a4c1499ac2228f12115eef91e1ea9fd96884e079649402743efb00403b801131aa9cf1bf3ec582ac10cssdeep: 3072:ewqAWzUGgRMFTiLuFi3QjwXLNKW2Mi37XzKPCBnVBYb6N:DZqou+JK7M2XzW+4type: PE32+ executable (console) x86-64, for MS Windowstlsh: T112044B42F2DD8DF7E2A35274C8A682319722B81D933683DF3250661A2DB37C44D7E766sha3_384: 5fe1d9a3d4a649a31c56994cc5ee851cc8aa7d49a381a38bd6e17ab1e60579bd089c8963da68e7b3d3deeb89444b4dc8ep_bytes: 4883ec28e8574900004883c428e93efdtimestamp: 2021-12-08 08:53:37

Version Info:

CompanyName: TencentFileDescription: 腾讯视频FileVersion: 11.32.2015.0InternalName: QQLiveLegalCopyright: Copyright (C) 1998 - 2021 Tencent. All Rights ReservedOriginalFilename: QQLive.exeProductName: 腾讯视频ProductVersion: 11.32.2015.0Translation: 0x0804 0x04b0

Win64/TrojanDownloader.Agent.NK also known as:

Lionic Trojan.Win32.Farfli.m!c
Elastic malicious (high confidence)
FireEye Trojan.GenericKD.47601563
CAT-QuickHeal Trojan.Win32CiR
ALYac Backdoor.Farfli.gen
Cylance Unsafe
Zillya Downloader.Agent.Win64.2182
Sangfor Trojan.Win64.Agent.NK
K7AntiVirus Riskware ( 00584baa1 )
Alibaba Backdoor:Win32/Farfli.71c7f46d
K7GW Riskware ( 00584baa1 )
Cyren W64/Trojan.NOMS-1819
Symantec Trojan.Gen.MBT
ESET-NOD32 a variant of Win64/TrojanDownloader.Agent.NK
Paloalto generic.ml
Kaspersky Backdoor.Win32.Farfli.bxmb
BitDefender Trojan.GenericKD.47601563
MicroWorld-eScan Trojan.GenericKD.47601563
Avast Win64:BackdoorX-gen [Trj]
Tencent Win32.Backdoor.Farfli.Sxxw
Ad-Aware Trojan.GenericKD.47601563
Emsisoft Trojan.GenericKD.47601563 (B)
DrWeb Trojan.DownLoader44.13046
TrendMicro TROJ_GEN.R06BC0PLB21
McAfee-GW-Edition BehavesLike.Win64.Dropper.ch
Sophos Mal/Generic-R + Troj/DwnLd-VD
Ikarus Trojan-Downloader.Win64.Agent
GData Trojan.GenericKD.47601563
Jiangmin Backdoor.Farfli.fpg
Webroot W32.Trojan.Gen
Antiy-AVL Trojan/Win64.Generic
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Gridinsoft Ransom.Win64.Sabsik.sa
Arcabit Trojan.Generic.D2D6579B
Microsoft Trojan:Win32/Sabsik.FL.B!ml
AhnLab-V3 Trojan/Win.Generic.C4878985
McAfee RDN/Generic.grp
MAX malware (ai score=80)
VBA32 Backdoor.Farfli
Malwarebytes Trojan.Downloader
TrendMicro-HouseCall TROJ_GEN.R06BC0PLB21
Rising Backdoor.Agent!1.DB48 (CLOUD)
Yandex Backdoor.Farfli!xPpazZLm51U
Fortinet PossibleThreat.MU
AVG Win64:BackdoorX-gen [Trj]
Panda Trj/CI.A

How to remove Win64/TrojanDownloader.Agent.NK?

  • 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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