Categories: Malware

Should I remove “Win32/Delf.NPB”?

The Win32/Delf.NPB 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 Win32/Delf.NPB virus can do?

  • Uses Windows utilities for basic functionality
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Behavioural detection: Injection (Process Hollowing)
  • Behavioural detection: Injection (inter-process)
  • CAPE detected injection into a browser process, likely for Man-In-Browser (MITB) infostealing
  • Creates a copy of itself

How to determine Win32/Delf.NPB?


File Info:

name: E34410316BBE730D2440.mlwpath: /opt/CAPEv2/storage/binaries/03d9a32eeaa0618c0756e5c4316a8d53b43d936884a5236e7c31cb2b31c07a90crc32: 0F0F4B3Bmd5: e34410316bbe730d2440676b9bd97a84sha1: ed720ed6e43ee0a2c407730fc61bac5b59203c99sha256: 03d9a32eeaa0618c0756e5c4316a8d53b43d936884a5236e7c31cb2b31c07a90sha512: 78bf5c4d08882b534ff9756ed2dc35b287936279f584ad91e6865dee1f29992dd6e63cd3878826d94b33860538f017e1d372165a61243e9aa8e872c5da1edb82ssdeep: 1536:01Rjr6PKT/wJNr0aCraUFMM40dE6N9gE1QetDwOpF0kV:01RjuW/sCWUF+0/9TQcDwO3PVtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T105832722F6C0CA73E1610ABC4C5792E5016E76713EB9241B7AE60B8DDCB96C19E1F1C7sha3_384: 44c84eabe0f40f987b8c4e67338fe5dfea55afc39347779c28c91981ca3fa45ed8ab30af39975d80dba3db43e1ccd73dep_bytes: 558becb9160000006a006a004975f953timestamp: 1992-06-19 22:22:17

Version Info:

CompanyName: FileDescription: FileVersion: 1.0.0.5InternalName: LegalCopyright: LegalTrademarks: OriginalFilename: ProductName: ProductVersion: 1.0.0.0Comments: Translation: 0x0809 0x04e4

Win32/Delf.NPB also known as:

Lionic Trojan.Win32.OnLineGames.mA2A
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Delf.Inject.Z
FireEye Generic.mg.e34410316bbe730d
Skyhigh BehavesLike.Win32.Ransomware.mh
McAfee BackDoor-EGV
Zillya Trojan.Agent.Win32.16780
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Trojan ( 0009ae161 )
Alibaba Trojan:Win32/Fsysna.beaa3996
K7GW Trojan ( 0009ae161 )
Cybereason malicious.16bbe7
VirIT Trojan.Win32.Generic.CAAF
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/Delf.NPB
APEX Malicious
TrendMicro-HouseCall TROJ_INVADER.SM
ClamAV Win.Trojan.LogonInvader-1
Kaspersky Trojan.Win32.Fsysna.rmq
BitDefender Trojan.Delf.Inject.Z
NANO-Antivirus Trojan.Win32.LogonInvader.vekx
Avast Win32:Delf-MPY [Trj]
Tencent Malware.Win32.Gencirc.10b2a751
Emsisoft Trojan.Delf.Inject.Z (B)
F-Secure Backdoor.BDS/Backdoor.Gen
DrWeb Trojan.Click2.28853
VIPRE Trojan.Delf.Inject.Z
TrendMicro TROJ_INVADER.SM
Trapmine malicious.moderate.ml.score
Sophos Mal/Generic-D
SentinelOne Static AI – Malicious PE
MAX malware (ai score=99)
Jiangmin Backdoor/Agent.brxl
Google Detected
Avira BDS/Backdoor.Gen
Varist W32/Trojan.MXCZ-0641
Antiy-AVL Trojan/Win32.LogonInvader
Kingsoft malware.kb.a.1000
Microsoft VirTool:Win32/DelfInject.gen!X
Xcitium TrojWare.Win32.TrojanSpy.KeyLogger.~CQ@18b7fb
Arcabit Trojan.Delf.Inject.Z
ViRobot Trojan.Win32.Agent.88576.G
ZoneAlarm Trojan.Win32.Fsysna.rmq
GData Trojan.Delf.Inject.Z
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Agent.C89314
BitDefenderTheta AI:Packer.9FECD70721
ALYac Trojan.Delf.Inject.Z
TACHYON Trojan/W32.DP-Fsysna.88576
VBA32 Trojan.LogonInvader
Cylance unsafe
Panda Trj/Genetic.gen
Rising Backdoor.Win32.Delf.dzk (CLASSIC)
Yandex Trojan.GenAsa!/rUkpNV9Emg
Ikarus VirTool.Win32.DelfInject
MaxSecure Trojan.W32.Invader.a
Fortinet W32/Generic.AC.1FA117!tr
AVG Win32:Delf-MPY [Trj]
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (W)
alibabacloud Worm:Win/Delf.NPB

How to remove Win32/Delf.NPB?

  • 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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