Categories: Worm

Worm:Win32/Neeris!C removal instruction

The Worm:Win32/Neeris!C 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 Worm:Win32/Neeris!C virus can do?

  • Sample contains Overlay data
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • Unconventionial language used in binary resources: Slovak
  • Authenticode signature is invalid
  • Behavioural detection: Injection (Process Hollowing)
  • Behavioural detection: Injection (inter-process)
  • Creates a copy of itself

How to determine Worm:Win32/Neeris!C?


File Info:

name: F6A7AC41161AD592104A.mlwpath: /opt/CAPEv2/storage/binaries/8d4c0acdf88956442b5a2c425365252228dc3ef3a06d13a66cbb4792afeca92ecrc32: AE49331Cmd5: f6a7ac41161ad592104ac3c710d1d3easha1: d6af77095059f06dac97f10d05894b210363cbacsha256: 8d4c0acdf88956442b5a2c425365252228dc3ef3a06d13a66cbb4792afeca92esha512: b14c6f91c151ff1bbe7711c70d336b9dc8ff45caa23a4f0d8234e2b2abf4cb35a0e008bde71b7e819930082bd2d91a884875ea98b793ea965e7d5287b496ef34ssdeep: 768:1SqX6NxxIJXqgDHhLs2ZTx64VwuyP/joNJVbvs817CHBOk:1S74XntrZtjw1ProPVbUA7Cvtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1B913BF177D90B0EBE1099B732C168B7CF5C2B8123233495F6DA1143BE931356FB2A5A8sha3_384: 4bf7c74e080d862517f06b34bc937cf615434deef2964ef8eb6418c65aa0655294313e98da071742c02c4e30623136fbep_bytes: 558bec81ec0c010000535657e865effftimestamp: 2009-07-01 19:27:46

Version Info:

0: [No Data]

Worm:Win32/Neeris!C also known as:

Bkav W32.AIDetect.malware2
Lionic Trojan.Win32.Buzus.kZkP
tehtris Generic.Malware
MicroWorld-eScan Gen:Variant.Daytre.2
FireEye Generic.mg.f6a7ac41161ad592
ALYac Gen:Variant.Daytre.2
Cylance Unsafe
Zillya Backdoor.SdBot.Win32.5173
Sangfor Suspicious.Win32.Save.ins
K7AntiVirus Backdoor ( 000c78c21 )
K7GW Backdoor ( 000c78c21 )
Cybereason malicious.1161ad
BitDefenderTheta AI:Packer.1EB0F25B1F
Cyren W32/Backdoor.LOVW-3542
Symantec Backdoor.Sdbot
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/Injector.TH
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Daytre.2
NANO-Antivirus Trojan.Win32.Buzus.chsac
Cynet Malicious (score: 100)
Avast Win32:CeeInject-I [Trj]
Ad-Aware Gen:Variant.Daytre.2
TACHYON Backdoor/W32.SdBot.42034
Emsisoft Gen:Variant.Daytre.2 (B)
Comodo TrojWare.Win32.Trojan.Agent.~A@fk11z
DrWeb BackDoor.IRC.Sdbot.4924
VIPRE Gen:Variant.Daytre.2
McAfee-GW-Edition BehavesLike.Win32.PWSZbot.pc
SentinelOne Static AI – Suspicious PE
Trapmine malicious.moderate.ml.score
Sophos Mal/Generic-S
APEX Malicious
GData Gen:Variant.Daytre.2
Jiangmin Trojan/Buzus.noq
Avira WORM/IRCBot.73296
Antiy-AVL Trojan/Generic.ASMalwS.AA
Arcabit Trojan.Daytre.2
ViRobot Backdoor.Win32.IRCBot.42034.E
Microsoft Worm:Win32/Neeris.gen!C
Google Detected
AhnLab-V3 Trojan/Win32.Buzus.R19195
McAfee GenericRXPG-FK!F6A7AC41161A
VBA32 BScope.Trojan-Downloader.Nukia
Rising Backdoor.Win32.SdBot.fpo (CLASSIC)
Ikarus Worm.Win32.Rimecud
Fortinet W32/RBot.gen!tr.bdr
AVG Win32:CeeInject-I [Trj]
Panda Trj/Genetic.gen
CrowdStrike win/malicious_confidence_100% (W)

How to remove Worm:Win32/Neeris!C?

  • 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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Paul Valéry

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