Malware

Should I remove “Win32/Agent.YLR”?

Malware Removal

The Win32/Agent.YLR 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 Win32/Agent.YLR virus can do?

  • Sample contains Overlay data
  • Reads data out of its own binary image
  • 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
  • Anomalous binary characteristics
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Win32/Agent.YLR?


File Info:

name: 91CFAFE5A81860DF415B.mlw
path: /opt/CAPEv2/storage/binaries/dfd4ac2a2a48f7c38085155fa91e2663aeec4b434c88f37b3fd4d94d96c1fe1a
crc32: 362D289E
md5: 91cfafe5a81860df415bba884b521e41
sha1: 5f393b45c25221b027e976a98ea15f8d5b3bca23
sha256: dfd4ac2a2a48f7c38085155fa91e2663aeec4b434c88f37b3fd4d94d96c1fe1a
sha512: 66517862551f5d035306a945faf6a6260812f95874caa0becad3b8c591d0a2ba2d92f33d02cd857d326092e8c35a7e1752b1c98bac5883dd408802e5ef306ba8
ssdeep: 49152:SZlD4I7MAOJLrxaHlBiE+FuwSs6j7uGyX0zp6zDdM1WO1BzT:YlEOMAIxiBiGsRLdQWO1BzT
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1BC951252BB6193F2C0A401B56606CBEB3D7A7C7917128ED332CA065E2D605C6EB72763
sha3_384: a63acd976ca4b35318485308304301475c57c0f775d941caec7b2315313b423f40c6d9ca2cfcb9af2f276e03851b220b
ep_bytes: e87f3e0000e97ffeffff3b0d70e65b00
timestamp: 2004-07-14 15:17:43

Version Info:

ProductName: WinRAR
CompanyName: Alexander Roshal
FileDescription: WinRAR archiver
FileVersion: 4.1.0
ProductVersion: 4.1.0
InternalName: WinRAR
LegalCopyright: Copyright © Alexander Roshal 1993-2011
OriginalFilename: WinRAR.exe
Translation: 0x0000 0x0000

Win32/Agent.YLR also known as:

BkavW32.AIDetectMalware
LionicTrojan.Win32.Generic.m!c
tehtrisGeneric.Malware
DrWebTrojan.MulDrop11.49159
MicroWorld-eScanTrojan.GenericKDZ.94919
FireEyeGeneric.mg.91cfafe5a81860df
CAT-QuickHealTrojan.Generic.S363818
SkyhighBehavesLike.Win32.Generic.tc
McAfeeGenericRXMX-YH!91CFAFE5A818
MalwarebytesGeneric.Malware.AI.DDS
VIPRETrojan.GenericKDZ.94919
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 004e16831 )
BitDefenderTrojan.GenericKDZ.94919
K7GWTrojan ( 004e16831 )
Cybereasonmalicious.5c2522
BitDefenderThetaGen:NN.ZexaF.36792.113@aSmimLii
SymantecML.Attribute.HighConfidence
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Agent.YLR
CynetMalicious (score: 100)
APEXMalicious
ClamAVWin.Malware.Bskd-9753126-0
KasperskyHEUR:Backdoor.Win32.Generic
AlibabaBackdoor:Win32/Generic.272
NANO-AntivirusTrojan.Win32.Jaik.idvrio
RisingTrojan.Agent!1.B332 (CLASSIC)
SophosTroj/Agent-BAII
F-SecureTrojan.TR/Crypt.ZPACK.Gen2
ZillyaTrojan.Agent.Win32.1576682
Trapminemalicious.high.ml.score
EmsisoftTrojan.GenericKDZ.94919 (B)
SentinelOneStatic AI – Malicious PE
JiangminBackdoor.Generic.bixf
WebrootW32.Trojan.Gen
AviraTR/Crypt.ZPACK.Gen2
Antiy-AVLTrojan[Dropper]/Win32.Agent
Kingsoftmalware.kb.a.989
MicrosoftTrojan:Win32/Remcos.AUT!MTB
XcitiumTrojWare.Win32.Salgorea.RPR@7tcxjx
ArcabitTrojan.Generic.D172C7
ZoneAlarmUDS:Backdoor.Win32.Generic
GDataWin32.Trojan.PSE1.Q72RHH
VaristW32/S-940fb6f7!Eldorado
AhnLab-V3Trojan/Win.YH.C5396909
Acronissuspicious
VBA32Trojan.MulDrop
ALYacTrojan.GenericKDZ.94919
MAXmalware (ai score=83)
DeepInstinctMALICIOUS
Cylanceunsafe
PandaTrj/Genetic.gen
TencentTrojan.Win32.Remcos.wb
IkarusTrojan.Win32.Agent
MaxSecureTrojan.Malware.121218.susgen
FortinetW32/Agent.YLR!tr
AVGWin32:Evo-gen [Trj]
AvastWin32:Evo-gen [Trj]
CrowdStrikewin/malicious_confidence_100% (W)

How to remove Win32/Agent.YLR?

Win32/Agent.YLR 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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