Categories: SpyTrojan

TrojanSpy:Win32/Nivdort.Z malicious file

The TrojanSpy:Win32/Nivdort.Z 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 TrojanSpy:Win32/Nivdort.Z virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • At least one process apparently crashed during execution
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Dynamic (imported) function loading detected
  • Enumerates running processes
  • Expresses interest in specific running processes
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Drops a binary and executes it
  • Authenticode signature is invalid
  • Created a process from a suspicious location
  • Installs itself for autorun at Windows startup
  • Creates a copy of itself

How to determine TrojanSpy:Win32/Nivdort.Z?


File Info:

name: D3CD30FFDE95EA4B2190.mlwpath: /opt/CAPEv2/storage/binaries/d8902d339ba4df25f39fdcf246bb4e6c3255e117d9cf6a705ded3ac5694f25d1crc32: 5E329AF2md5: d3cd30ffde95ea4b21906c677c11ed3dsha1: 4da9bf0c46f04e35257d37ab52cbcfda11dd22cbsha256: d8902d339ba4df25f39fdcf246bb4e6c3255e117d9cf6a705ded3ac5694f25d1sha512: 1ae8f88d809a13a29a6062a1748179e32efc0120327574cee026e4c337fa98cfb9c1a772ac42ab5bdfaf60c6593bff3783af0d3a27a45e26411e4a85cf5e4373ssdeep: 6144:dA71svBSqHGPOUvF5j1v0YAWzHt7eJZDMVAn93YbSrA3d9Pv4p:dLvMqHGPnjb9zHt7wiVLbhvtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1E9946C18D6A3D6D5DB21A0FC0217E332D471353422E6A2C7E5D10B2DDA259FABFB2217sha3_384: fc24be993ce772e89a9f05809236a6f6861fa42afb24c04c5c72cab964e435149d787c11191ebae858f544271ee5fe39ep_bytes: e8ee830000e978feffff5064ff350000timestamp: 2014-10-30 10:11:46

Version Info:

0: [No Data]

TrojanSpy:Win32/Nivdort.Z also known as:

Bkav W32.AIDetect.malware2
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Symmi.22722
FireEye Generic.mg.d3cd30ffde95ea4b
CAT-QuickHeal Trojan.Dynamer.AC3
McAfee Trojan-FEMT!D3CD30FFDE95
Cylance Unsafe
Zillya Trojan.Agent.Win32.1321922
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_60% (W)
K7GW Trojan ( 004cb2771 )
K7AntiVirus Trojan ( 004cb2771 )
Cyren W32/Wonton.B.gen!Eldorado
Symantec Downloader.Upatre!g15
ESET-NOD32 a variant of Win32/Agent.VNC
APEX Malicious
Avast Win32:Downloader-TLD [Trj]
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Symmi.22722
NANO-Antivirus Trojan.Win32.Zegost.dnbyop
Ad-Aware Gen:Variant.Symmi.22722
Sophos ML/PE-A + Troj/Wonton-FE
DrWeb Trojan.DownLoader44.12855
TrendMicro TSPY_NIVDORT.SMB
McAfee-GW-Edition BehavesLike.Win32.Trojan.gh
Emsisoft Gen:Variant.Symmi.22722 (B)
GData Gen:Variant.Symmi.22722
Jiangmin Trojan.Generic.vjmk
Avira TR/Nivdort.Gen2
Microsoft TrojanSpy:Win32/Nivdort.Z
Cynet Malicious (score: 99)
AhnLab-V3 Worm/Win32.Autorun.C337723
VBA32 BScope.Trojan.Bayrob
ALYac Gen:Variant.Symmi.22722
MAX malware (ai score=87)
Malwarebytes Trojan.Zbot.WHE
TrendMicro-HouseCall TSPY_NIVDORT.SMB
Rising Trojan.Agent!1.C1BB (CLASSIC)
SentinelOne Static AI – Suspicious PE
eGambit Unsafe.AI_Score_88%
Fortinet W32/Wonton.FE!tr
BitDefenderTheta Gen:NN.ZexaF.34062.AmW@aevfwzc
AVG Win32:Downloader-TLD [Trj]
Cybereason malicious.fde95e
Panda Trj/Genetic.gen
MaxSecure Trojan.Malware.300983.susgen

How to remove TrojanSpy:Win32/Nivdort.Z?

  • 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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