PUA

PUP.Optional.ToolbarInstaller malicious file

Malware Removal

The PUP.Optional.ToolbarInstaller 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 PUP.Optional.ToolbarInstaller virus can do?

  • Creates RWX memory
  • Dynamic (imported) function loading detected
  • Unconventionial language used in binary resources: Russian
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Anomalous binary characteristics

How to determine PUP.Optional.ToolbarInstaller?



File Info:

name: 7AA0D5EBEA7B893F2F4D.mlw
path: /opt/CAPEv2/storage/binaries/2dc065ba8ac2c1f2afb09de3c41e97eda870b3de1773e0a35541fc53964b6999
crc32: 2DD8C0AF
md5: 7aa0d5ebea7b893f2f4db8e4fb57e05f
sha1: 563990f731f2bd4b9b9e9ce4080c3584cb1ef225
sha256: 2dc065ba8ac2c1f2afb09de3c41e97eda870b3de1773e0a35541fc53964b6999
sha512: a37b67785a4fd71ded4bc8a8fe7cec58676dec8f8cb5db9477b2e466630d27757e8a4d54be4248b6fdc5f5f8f904ec191a3a67084e8e6b11e06823423d1f9feb
ssdeep: 12288:iiQ9x/uo0w6aii2jqTwsXdJ8K77tUOwJBfNyI9ui:i9xjZ6AGawOJ8QtU/JBfNl
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1C6E45D22F2B14473C173263C9D6B67A8982ABE103E28BD4A7BE45D8C4F3974174752E7
sha3_384: 720bbe2d6ee9050189d78c52bc4e9cf1807eaf883770c48df26c180a6e8c16becbb4fbc03fbe403bf154bfa94b272273
ep_bytes: 558bec83c4f0b8b4414900e80c27f7ff
timestamp: 1992-06-19 22:22:17


Version Info:

0: [No Data]

PUP.Optional.ToolbarInstaller also known as:

LionicTrojan.Win32.Prizona.a!c
MicroWorld-eScanGen:Variant.Zusy.374615
McAfeeGenericR-PML!7AA0D5EBEA7B
CylanceUnsafe
ZillyaAdware.Toolbar.Win32.9869
K7AntiVirusAdware ( 005596e61 )
AlibabaTrojanDownloader:Win32/Prizona.a019f4e0
K7GWAdware ( 005596e61 )
Cybereasonmalicious.bea7b8
BitDefenderThetaGen:NN.ZelphiF.34084.RGW@amQ0vDoc
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Adware.Toolbar.Webalta.IF
TrendMicro-HouseCallTROJ_GEN.R002C0PL421
Paloaltogeneric.ml
KasperskyUDS:Trojan-Downloader.Win32.Prizona.gen
BitDefenderGen:Variant.Zusy.374615
NANO-AntivirusRiskware.Win32.Toolbar.gegock
SUPERAntiSpywareTrojan.Agent/Gen-Dropper
AvastWin32:FakeSoft-F [Trj]
Ad-AwareGen:Variant.Zusy.374615
SophosMal/Generic-S
VIPRETrojan.Win32.Generic!BT
TrendMicroTROJ_GEN.R002C0PL421
McAfee-GW-EditionGenericR-PML!7AA0D5EBEA7B
FireEyeGeneric.mg.7aa0d5ebea7b893f
EmsisoftGen:Variant.Zusy.374615 (B)
IkarusPUA.Toolbar.Webalta
GDataGen:Variant.Zusy.374615
AviraADWARE/WebAlta.hpdmi
Antiy-AVLTrojan/Generic.ASMalwS.2B1120D
GridinsoftRansom.Win32.Sabsik.sa
MicrosoftTrojan:Win32/Sabsik.FL.B!ml
CynetMalicious (score: 99)
AhnLab-V3Trojan/Win.PML.R456451
VBA32BScope.Adware.Agent
ALYacGen:Variant.Zusy.374615
MalwarebytesPUP.Optional.ToolbarInstaller
APEXMalicious
TencentMalware.Win32.Gencirc.10ba1db0
YandexPUA.Agent!Nr2ql2hyu+Q
MAXmalware (ai score=85)
eGambitUnsafe.AI_Score_99%
FortinetW32/Banload.YDKK!tr
AVGWin32:FakeSoft-F [Trj]
PandaTrj/GdSda.A
MaxSecureTrojan.Malware.74221614.susgen

How to remove PUP.Optional.ToolbarInstaller?

PUP.Optional.ToolbarInstaller 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.

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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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