Worm

Worm:Win32/Neeris malicious file

Malware Removal

The Worm:Win32/Neeris 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

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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 virus can do?

  • Sample contains Overlay data
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Attempts to modify proxy settings
  • Creates a copy of itself

How to determine Worm:Win32/Neeris?


File Info:

name: CF8B890FE72AB8571A8C.mlw
path: /opt/CAPEv2/storage/binaries/276210d62a431ff50065370187439e7f12c3646690e9a9f02c52461608311814
crc32: 8E6BE7CF
md5: cf8b890fe72ab8571a8cb832e27cb747
sha1: 8967078054d3de47f67c9503d09ecbb305385c73
sha256: 276210d62a431ff50065370187439e7f12c3646690e9a9f02c52461608311814
sha512: 08bcd3fc647c6fadacbbeb1e249e0a1464a64116e5070e76fcd4c75ed5192875f0cb594f25e320e61fb12c972636fe1afd45c03d048c8d8ba4895f5d0f485dce
ssdeep: 384:vC3pa5CGPGhtKdOge1eny+i2rlh3Df6F1r21jPYHKy3iRyW5pupeYRXd:a3M5CiPUNlNmlh3Dib2jPZb9eeYRXd
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1B966F15B065EC765E4FF593B8CAB1C2204EA664D323AA66D670C3D2C2C395F0D22475B
sha3_384: b85058fb9dd00d8a47c8837eed80d2e5f07913f3f19cfe18dde8c9ce6ed368e7612e240cd73d69a7094fecf7db089e13
ep_bytes: bdc0b74800c74500d4003e00b840423f
timestamp: 2008-12-06 16:31:06

Version Info:

0: [No Data]

Worm:Win32/Neeris also known as:

LionicTrojan.Win32.Generic.kYNb
DrWebBackDoor.IRC.Sdbot.4559
MicroWorld-eScanBackdoor.IRCBot.ACOK
FireEyeGeneric.mg.cf8b890fe72ab857
SkyhighArtemis
ALYacBackdoor.IRCBot.ACOK
MalwarebytesTrojan.MalPack.Krunchy
VIPREBackdoor.IRCBot.ACOK
SangforSuspicious.Win32.Save.a
K7AntiVirusP2PWorm ( 000610191 )
BitDefenderBackdoor.IRCBot.ACOK
K7GWP2PWorm ( 000610191 )
Cybereasonmalicious.054d3d
BitDefenderThetaAI:Packer.0DED95061F
VirITBackdoor.Win32.Rbot.WIM
SymantecW32.Spybot.Worm
Elasticmalicious (high confidence)
ESET-NOD32Win32/AutoRun.Agent.DO
APEXMalicious
CynetMalicious (score: 100)
KasperskyNet-Worm.Win32.Kolab.fbc
AlibabaWorm:Win32/Kolab.c9fa96d5
NANO-AntivirusTrojan.Win32.Kolab.bxkdsl
ViRobotWorm.Win32.A.Net-Kolab.3368960
RisingTrojan.Shyape!1.B5E8 (CLASSIC)
SophosW32/Autorun-RX
F-SecureBackdoor:W32/Agent.DKD
ZillyaBackdoor.RBot.Win32.9163
TrendMicroWORM_KRUNCHY.B
Trapminemalicious.high.ml.score
EmsisoftBackdoor.IRCBot.ACOK (B)
IkarusTrojan.Win32.Genome
GDataBackdoor.IRCBot.ACOK
JiangminBackdoor/RBot.hos
WebrootW32.Worm.Aqq
GoogleDetected
AviraTR/Dropper.Gen
Antiy-AVLGrayWare/Win32.Kryptik.pe
KingsoftWin32.HeurC.KVMH008.a
XcitiumTrojWare.Win32.Trojan.Inject.~INC@1f34i5
ArcabitBackdoor.IRCBot.ACOK
ZoneAlarmNet-Worm.Win32.Kolab.fbc
MicrosoftWorm:Win32/Neeris
VaristW32/Backdoor.XIOJ-5747
AhnLab-V3Trojan/Win32.Xema.C139814
McAfeeArtemis!CF8B890FE72A
TACHYONWorm/W32.Kolab.6640576
DeepInstinctMALICIOUS
Cylanceunsafe
PandaBck/IRCBot.CHP
ZonerTrojan.Win32.1193
TrendMicro-HouseCallWORM_KRUNCHY.B
TencentMalware.Win32.Gencirc.1149d070
YandexWorm.RBot.AEJO
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Malware.1461250.susgen
FortinetW32/Kryptik.BPCL!tr
AVGWin32:Virut-NU
AvastWin32:Virut-NU
CrowdStrikewin/malicious_confidence_100% (D)

How to remove Worm:Win32/Neeris?

Worm:Win32/Neeris 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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