PUA

PUP.Optional.ExtensionInstaller information

Malware Removal

The PUP.Optional.ExtensionInstaller 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

Gridinsoft Anti-Malware

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 PUP.Optional.ExtensionInstaller virus can do?

  • A process attempted to delay the analysis task.
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • Network activity detected but not expressed in API logs
  • Anomalous binary characteristics

Related domains:

z.whorecord.xyz
a.tomx.xyz

How to determine PUP.Optional.ExtensionInstaller?


File Info:

crc32: BC189C17
md5: 5b9a29ce81bd15c850f931a3b96a4f36
name: 5B9A29CE81BD15C850F931A3B96A4F36.mlw
sha1: 8fff5695132a42d73bb98b2bea44a2874fa4dfd4
sha256: 2df040f0eb71acf8d02e783def03191387eacb70f43a8048e1b8e2c672914b9c
sha512: 29a5a75d9b492f9814aa43a4baba98548bc602e6f436be08ca0b8f2432aaa44887eb6a06cbb6bb462cd713159d27210c55382792bd2725c2755dcb3fd47ff6d1
ssdeep: 12288:dq/JY0TTiF9j49cDLrV9MiEd9Wjhtma+rZJ/VYlsKCEd9Wjhtma+rZJ/VYlsKCr:ey14ALrVGyhT+HGuKJyhT+HGuK0
type: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive

Version Info:

LegalCopyright: Qwc
FileDescription: Zpp
Translation: 0x0409 0x04b0

PUP.Optional.ExtensionInstaller also known as:

BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 005212511 )
LionicTrojan.Win32.Generic.4!c
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
ALYacDropped:Trojan.Generic.22766687
K7GWTrojan ( 005212511 )
Cybereasonmalicious.e81bd1
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/SearchPage.B
APEXMalicious
AvastWin32:Malware-gen
BitDefenderDropped:Trojan.Generic.22766687
NANO-AntivirusTrojan.Win32.SearchPage.ewxwwo
MicroWorld-eScanDropped:Trojan.Generic.22766687
TencentWin32.Trojan.Generic.Syik
Ad-AwareDropped:Trojan.Generic.22766687
SophosMal/Generic-S
ComodoMalware@#ndwbyb7m7via
BitDefenderThetaGen:NN.ZexaF.34170.PC0@aGq0@Tdi
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionBehavesLike.Win32.ICLoader.jc
FireEyeGeneric.mg.5b9a29ce81bd15c8
EmsisoftDropped:Trojan.Generic.22766687 (B)
SentinelOneStatic AI – Malicious PE
AviraHEUR/AGEN.1117983
MicrosoftRansom:Win32/StopCrypt!ml
GDataDropped:Trojan.Generic.22766687
McAfeeArtemis!5B9A29CE81BD
MAXmalware (ai score=80)
MalwarebytesPUP.Optional.ExtensionInstaller
PandaTrj/CI.A
RisingTrojan.Generic@ML.86 (RDML:7povfAkN8U/YLvxffBUYpQ)
YandexTrojan.SearchPage!fNeOPDNAXVw
FortinetW32/SearchPage.B!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml

How to remove PUP.Optional.ExtensionInstaller?

PUP.Optional.ExtensionInstaller 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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