Categories: Trojan

How to remove “Trojan.Win32.Vobfus.njf”?

The Trojan.Win32.Vobfus.njf 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 Trojan.Win32.Vobfus.njf virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Authenticode signature is invalid
  • Behavioural detection: Injection (inter-process)
  • Attempts to disable Windows Auto Updates
  • Anomalous binary characteristics
  • Attempts to modify Explorer settings to prevent hidden files from being displayed
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Trojan.Win32.Vobfus.njf?


File Info:

name: 0D36F2376089F6EC4F66.mlwpath: /opt/CAPEv2/storage/binaries/abe9f56f62b2e2b5a4413557da9a4db7966d69fa35aaed7230975bc79cbc5273crc32: 3D385A13md5: 0d36f2376089f6ec4f6607a0fa27d5c4sha1: bfe60b4b0eb22a8f3cc1a870fe4efa8e6be07ab7sha256: abe9f56f62b2e2b5a4413557da9a4db7966d69fa35aaed7230975bc79cbc5273sha512: e0a0c939b19d88681a0203ccee3fc8f23f3ee0611b700eec58c0d05c1e0f2d12d5f057e1b43346110fe7d20f81098e9d36855a6fa489c9a6b348888163d8401assdeep: 3072:jq9+ZLNxac7uD7mEVSuekhGkYrQRVZq3eFo4ejLnlQISQLpyhZu6qyKdYWOQqabc:O9+hNx9I2WGk1Y3nmQcuyKaWO5dtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1D7647461BF66FD83E049163ED3E98BB601056DFE2E06D2CBC631359A5EF1E170806636sha3_384: 7ae064e40239e1d75319c1af926a8bc5fa247d28a8b8aac6cc7346a05182b7871fd69b59efc11b57d43dcd6252bce60aep_bytes: 6868134000e8f0ffffff000000000000timestamp: 2012-09-01 17:35:21

Version Info:

Translation: 0x0409 0x04b0ProductName: PeriosteitisFileVersion: 1.98ProductVersion: 1.98InternalName: isomyarianOriginalFilename: isomyarian.exe

Trojan.Win32.Vobfus.njf also known as:

Bkav W32.AIDetectMalware
Lionic Worm.Win32.Vobfus.lJgU
DrWeb Trojan.Siggen6.18938
MicroWorld-eScan Gen:Variant.Barys.950
FireEye Generic.mg.0d36f2376089f6ec
CAT-QuickHeal Trojan.VobfusMF.S19994081
ALYac Gen:Variant.Barys.950
Malwarebytes Generic.Malware.AI.DDS
Zillya Trojan.Vobfus.Win32.623312
Sangfor Trojan.Win32.Save.a
K7AntiVirus EmailWorm ( 0054d10f1 )
Alibaba Worm:Win32/Vobfus.44f3e8a0
K7GW EmailWorm ( 0054d10f1 )
Cybereason malicious.76089f
BitDefenderTheta Gen:NN.ZevbaF.36250.um0@ay0PY0hi
VirIT Trojan.Win32.VB.ALK
Cyren W32/VB.HD.gen!Eldorado
Symantec W32.Changeup!gen20
Elastic malicious (high confidence)
ESET-NOD32 Win32/Pronny.DI
APEX Malicious
ClamAV Win.Trojan.VB-1732
Kaspersky Trojan.Win32.Vobfus.njf
BitDefender Gen:Variant.Barys.950
NANO-Antivirus Trojan.Win32.VB.cqkxns
SUPERAntiSpyware Trojan.Agent/Gen-Vobfus
Avast Win32:VB-AEJD [Trj]
Tencent Worm.Win32.Vobfus.q
Emsisoft Gen:Variant.Barys.950 (B)
F-Secure Trojan.TR/Barys.2644.91
Baidu Win32.Worm.Pronny.gm
VIPRE Gen:Variant.Barys.950
TrendMicro WORM_VOBFUS.SM02
McAfee-GW-Edition BehavesLike.Win32.VBObfus.fm
Trapmine malicious.moderate.ml.score
Sophos Mal/Chuckee-E
Ikarus Trojan-Dropper.Vb
GData Gen:Variant.Barys.950
Jiangmin Trojan/Vobfus.qly
Google Detected
Avira TR/Barys.2644.91
MAX malware (ai score=87)
Antiy-AVL Worm/Win32.WBNA.gen
Xcitium Worm.Win32.Pronny.ABQ@4puwz1
Arcabit Trojan.Barys.950
ViRobot Worm.Win32.A.VBNA.331776.T
ZoneAlarm Trojan.Win32.Vobfus.njf
Microsoft Worm:Win32/Vobfus.HK
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Vobfus.R35238
McAfee GenDownloader.rv
TACHYON Trojan/W32.VB-Vobfus.331776
VBA32 Trojan.VB.Marian
Cylance unsafe
Panda Trj/Genetic.gen
TrendMicro-HouseCall WORM_VOBFUS.SM02
Rising Worm.VobfusEx!1.99DF (CLASSIC)
Yandex Trojan.GenAsa!rmXDU4/U4uY
SentinelOne Static AI – Suspicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Diple.EJQE!tr
AVG Win32:VB-AEJD [Trj]
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (W)

How to remove Trojan.Win32.Vobfus.njf?

  • 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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