Malware

W32.Delf.NB4 removal instruction

Malware Removal

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.

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.
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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: 8FD99D88
md5: f2ba31f52ae35a04d2488d3cacd322b4
name: cr.exe
sha1: d78abeab6bf35d541744af36bea8770bb6cd5877
sha256: afaabfc4795196a9140a2885a8d98877dc14f47fd6f7b0a7481b358d52035117
sha512: 8a4adb037e66c45ee4df898220dbd8a7c438be78f3cae408f5d3d16bee1c0ad1062c2862ef5bd88fad2e57d3bc99439434c48340c91e615c649dff44627f9c2c
ssdeep: 24576:YnsJ39LyjbJkQFMhmC+6GD98G9YmDiY+D0z8zhgcXXHwJBHvw1FM+UYTDY:YnsHyjtk2MYC5GDaKYxY6ze33Pw1eVYY
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright:
InternalName:
FileVersion: 1.0.0.4
CompanyName: Synaptics
LegalTrademarks:
Comments:
ProductName: Synaptics Pointing Device Driver
ProductVersion: 1.0.0.0
FileDescription: Synaptics Pointing Device Driver
OriginalFilename:
Translation: 0x041f 0x04e6

W32.Delf.NB4 also known as:

BkavW32.AIDetectVM.malware
DrWebTrojan.DownLoader22.9658
MicroWorld-eScanDropped:Trojan.GenericKD.32840913
FireEyeGeneric.mg.f2ba31f52ae35a04
CAT-QuickHealW32.Delf.NB4
Qihoo-360Win32/Virus.Synaptics.A
McAfeeGenericRXCB-VC!F2BA31F52AE3
VIPREBehavesLike.Win32.Malware.eah (mx-v)
AegisLabTrojan.Win32.DarkKomet.tp6k
K7AntiVirusRiskware ( 0040eff71 )
BitDefenderDropped:Trojan.GenericKD.32840913
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.52ae35
TrendMicroVirus.Win32.NAPWHICH.B
BitDefenderThetaAI:Packer.F5AF03D517
CyrenW32/Backdoor.OAZM-5661
APEXMalicious
AvastWin32:Trojan-gen
ClamAVWin.Malware.Delf-6899401-0
GDataDropped:Trojan.GenericKD.32840913
KasperskyBackdoor.Win32.DarkKomet.hqxy
AlibabaBackdoor:Win32/DarkKomet.a18a63d0
NANO-AntivirusTrojan.Win32.DarkKomet.fazbwq
RisingBackdoor.Agent!1.BF3D (CLOUD)
Endgamemalicious (high confidence)
SophosMal/Generic-S
ComodoVirus.Win32.Agent.DE@74b38h
F-SecureTrojan:W97M/MaliciousMacro.GEN
ZillyaTrojan.Delf.Win32.76144
Invinceaheuristic
McAfee-GW-EditionBehavesLike.Win32.Generic.vh
EmsisoftDropped:Trojan.GenericKD.32840913 (B)
IkarusVirus.Win32.Delf
F-ProtW32/Zorex.A
JiangminTrojan.Generic.bhoqf
WebrootW32.Malware.gen
AviraWORM/Dldr.Agent.gqrxn
Antiy-AVLTrojan[Downloader]/Script.AGeneric
ArcabitHEUR.VBA.Trojan.d
ZoneAlarmBackdoor.Win32.DarkKomet.hqxy
MicrosoftWorm:Win32/AutoRun.XXY!bit
AhnLab-V3Win32/Zorex.X1799
Acronissuspicious
ALYacDropped:Trojan.GenericKD.32840913
MAXmalware (ai score=82)
VBA32TScope.Trojan.Delf
PandaTrj/Genetic.gen
ZonerTrojan.Win32.88102
ESET-NOD32Win32/Delf.NBX
TrendMicro-HouseCallVirus.Win32.NAPWHICH.B
TencentVirus.Win32.DarkKomet.a
YandexTrojan.GenKryptik!
SentinelOneDFI – Malicious PE
eGambitUnsafe.AI_Score_100%
FortinetW32/Delf.NBX!tr
Ad-AwareDropped:Trojan.GenericKD.32840913
AVGWin32:Trojan-gen
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_100% (W)
MaxSecureTrojan.Malware.300983.susgen

How to remove W32.Delf.NB4?

W32.Delf.NB4 removal tool
  • 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 the author

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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