Categories: Malware

W32.Delf.NB4 removal instruction

The W32.Delf.NB4 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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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.
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What W32.Delf.NB4 virus can do?

  • Creates RWX memory
  • Drops a binary and executes it
  • Unconventionial language used in binary resources: Turkish
  • Network activity contains more than one unique useragent.
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Creates a copy of itself
  • Anomalous binary characteristics

Related domains:

xred.mooo.com
freedns.afraid.org

How to determine W32.Delf.NB4?


File Info:

crc32: 8FD99D88md5: f2ba31f52ae35a04d2488d3cacd322b4name: cr.exesha1: d78abeab6bf35d541744af36bea8770bb6cd5877sha256: afaabfc4795196a9140a2885a8d98877dc14f47fd6f7b0a7481b358d52035117sha512: 8a4adb037e66c45ee4df898220dbd8a7c438be78f3cae408f5d3d16bee1c0ad1062c2862ef5bd88fad2e57d3bc99439434c48340c91e615c649dff44627f9c2cssdeep: 24576:YnsJ39LyjbJkQFMhmC+6GD98G9YmDiY+D0z8zhgcXXHwJBHvw1FM+UYTDY:YnsHyjtk2MYC5GDaKYxY6ze33Pw1eVYYtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: InternalName: FileVersion: 1.0.0.4CompanyName: SynapticsLegalTrademarks: Comments: ProductName: Synaptics Pointing Device DriverProductVersion: 1.0.0.0FileDescription: Synaptics Pointing Device DriverOriginalFilename: Translation: 0x041f 0x04e6

W32.Delf.NB4 also known as:

Bkav W32.AIDetectVM.malware
DrWeb Trojan.DownLoader22.9658
MicroWorld-eScan Dropped:Trojan.GenericKD.32840913
FireEye Generic.mg.f2ba31f52ae35a04
CAT-QuickHeal W32.Delf.NB4
Qihoo-360 Win32/Virus.Synaptics.A
McAfee GenericRXCB-VC!F2BA31F52AE3
VIPRE BehavesLike.Win32.Malware.eah (mx-v)
AegisLab Trojan.Win32.DarkKomet.tp6k
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Dropped:Trojan.GenericKD.32840913
K7GW Riskware ( 0040eff71 )
Cybereason malicious.52ae35
TrendMicro Virus.Win32.NAPWHICH.B
BitDefenderTheta AI:Packer.F5AF03D517
Cyren W32/Backdoor.OAZM-5661
APEX Malicious
Avast Win32:Trojan-gen
ClamAV Win.Malware.Delf-6899401-0
GData Dropped:Trojan.GenericKD.32840913
Kaspersky Backdoor.Win32.DarkKomet.hqxy
Alibaba Backdoor:Win32/DarkKomet.a18a63d0
NANO-Antivirus Trojan.Win32.DarkKomet.fazbwq
Rising Backdoor.Agent!1.BF3D (CLOUD)
Endgame malicious (high confidence)
Sophos Mal/Generic-S
Comodo Virus.Win32.Agent.DE@74b38h
F-Secure Trojan:W97M/MaliciousMacro.GEN
Zillya Trojan.Delf.Win32.76144
Invincea heuristic
McAfee-GW-Edition BehavesLike.Win32.Generic.vh
Emsisoft Dropped:Trojan.GenericKD.32840913 (B)
Ikarus Virus.Win32.Delf
F-Prot W32/Zorex.A
Jiangmin Trojan.Generic.bhoqf
Webroot W32.Malware.gen
Avira WORM/Dldr.Agent.gqrxn
Antiy-AVL Trojan[Downloader]/Script.AGeneric
Arcabit HEUR.VBA.Trojan.d
ZoneAlarm Backdoor.Win32.DarkKomet.hqxy
Microsoft Worm:Win32/AutoRun.XXY!bit
AhnLab-V3 Win32/Zorex.X1799
Acronis suspicious
ALYac Dropped:Trojan.GenericKD.32840913
MAX malware (ai score=82)
VBA32 TScope.Trojan.Delf
Panda Trj/Genetic.gen
Zoner Trojan.Win32.88102
ESET-NOD32 Win32/Delf.NBX
TrendMicro-HouseCall Virus.Win32.NAPWHICH.B
Tencent Virus.Win32.DarkKomet.a
Yandex Trojan.GenKryptik!
SentinelOne DFI – Malicious PE
eGambit Unsafe.AI_Score_100%
Fortinet W32/Delf.NBX!tr
Ad-Aware Dropped:Trojan.GenericKD.32840913
AVG Win32:Trojan-gen
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (W)
MaxSecure Trojan.Malware.300983.susgen

How to remove W32.Delf.NB4?

  • 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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