Bulz.550371 (B) removal tips

The Bulz.550371 (B) 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 Bulz.550371 (B) virus can do?

The binary likely contains encrypted or compressed data.
Network activity detected but not expressed in API logs

How to determine Bulz.550371 (B)?


File Info:
crc32: 2978DF90
md5: 8b5fdbfafbbc3a6e71b6ea3266b7afdb
name: 8B5FDBFAFBBC3A6E71B6EA3266B7AFDB.mlw
sha1: c7c304995c3bfd0d23fbce95c5279ca597dbe3ac
sha256: e331ad52859c80b8a19d5b85c0d5c5c51463a8930944fb0b766fe64e7737c86e
sha512: 15592c11dafabdd87295fcbffda0b820c025903e5c779ba94528aa5a4d479f1e5e9ca48199eee4a741759a5f3ab3924c2d41ca77b1182145364430409d09f20c
ssdeep: 12288:wdk5W4e6NsBnD/F08SxyeNgwG+l5Sf2H1/is9xRqH17seijHit:wd4Ze6NGY9gwG+LgGb9q174m
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:
Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9  2015
Assembly Version: 1.0.0.0
InternalName: DirectoryObjectSecuri.exe
FileVersion: 1.0.0.0
CompanyName: 
LegalTrademarks: 
Comments: 
ProductName: AlarmClock
ProductVersion: 1.0.0.0
FileDescription: AlarmClock
OriginalFilename: DirectoryObjectSecuri.exe

Bulz.550371 (B) also known as:

Elastic	malicious (high confidence)
DrWeb	Trojan.PackedNET.909
Cynet	Malicious (score: 100)
Cylance	Unsafe
Sangfor	Trojan.Win32.Save.a
CrowdStrike	win/malicious_confidence_70% (W)
Cyren	W32/MSIL_Kryptik.COP.gen!Eldorado
Symantec	Trojan.Gen.2
ESET-NOD32	a variant of MSIL/Kryptik.ABUS
APEX	Malicious
Avast	Win32:MalwareX-gen [Trj]
Kaspersky	HEUR:Trojan-PSW.MSIL.Agensla.gen
BitDefender	Trojan.GenericKDZ.76272
MicroWorld-eScan	Trojan.GenericKDZ.76272
Ad-Aware	Gen:Variant.Bulz.550371
Sophos	Mal/Generic-S
McAfee-GW-Edition	BehavesLike.Win32.Generic.cc
FireEye	Trojan.GenericKDZ.76272
Emsisoft	Gen:Variant.Bulz.550371 (B)
SentinelOne	Static AI – Malicious PE
Kingsoft	Win32.Hack.Undef.(kcloud)
Microsoft	Trojan:Win32/Woreflint.A!cl
ZoneAlarm	UDS:DangerousObject.Multi.Generic
GData	Trojan.GenericKDZ.76272
AhnLab-V3	Trojan/Win.Generic.C4544303
McAfee	GenericRXNE-JK!8B5FDBFAFBBC
MAX	malware (ai score=82)
TrendMicro-HouseCall	TROJ_GEN.F0D1C00G621
Ikarus	Win32.SuspectCrc
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	MSIL/Kryptik.DLO!tr
AVG	Win32:MalwareX-gen [Trj]
Paloalto	generic.ml
Qihoo-360	Win32/TrojanSpy.AgentTesla.HwMAaAwB

How to remove Bulz.550371 (B)?

Bulz.550371 (B) 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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