Malware

Win32/Injector.AAYD removal instruction

Malware Removal

The Win32/Injector.AAYD 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/Injector.AAYD virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • Dynamic (imported) function loading detected
  • CAPE extracted potentially suspicious content
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Behavioural detection: Injection (Process Hollowing)
  • Executed a process and injected code into it, probably while unpacking
  • Behavioural detection: Injection (inter-process)
  • Installs itself for autorun at Windows startup
  • Collects information to fingerprint the system

How to determine Win32/Injector.AAYD?


File Info:

name: 5D75FE2C6A3A5852FAF5.mlw
path: /opt/CAPEv2/storage/binaries/4fceb6243622d1d013063019f92417e1f409614a67bea20b7b90c8ff69a2a28d
crc32: FF6B487E
md5: 5d75fe2c6a3a5852faf51f169651c286
sha1: 09d1db651a19cd8ef675dbc47385afb8e15e54bd
sha256: 4fceb6243622d1d013063019f92417e1f409614a67bea20b7b90c8ff69a2a28d
sha512: df9d6741b498e264de5d033627914f1089d2e09d0fc39e021e3c1ef5f9658438bf3bdd4ff1d171a85bcdf237e0f45ff9a4c66af66b81cb1cff5bcd0b3d77289b
ssdeep: 6144:hIBOb6Rzkr3S3VfQZ0C18g1SYpOO2AXqFqTGqnCwNNyKAVqTDCsSvAJ/:hKOb6BkbSlfhgQaOO2ASqRNW+D2vo
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T19B640252B2D17431C6A9AA714660C9755E3FB0112A7B61CB3B9902BCDF71BE04FB036B
sha3_384: c2d26116e828cb57917782d201bcf119e448ff04a3a8ac288cf57351384afef12119df4a47fdd499d36eb49e9e2dbf93
ep_bytes: e849410000e989feffff8bff558bec8b
timestamp: 2012-11-25 14:49:16

Version Info:

0: [No Data]

Win32/Injector.AAYD also known as:

BkavW32.AIDetect.malware2
LionicTrojan.Win32.Injector.b!c
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Heur.VIZ.5
FireEyeGeneric.mg.5d75fe2c6a3a5852
CAT-QuickHealWorm.Rombrast.A
McAfeePWS-Zbot.gen.aro
CylanceUnsafe
VIPREGen:Heur.VIZ.5
SangforTrojan.Win32.Androp.atOU
K7AntiVirusTrojan ( 005628cc1 )
K7GWTrojan ( 005628cc1 )
CrowdStrikewin/malicious_confidence_90% (W)
CyrenW32/Dorkbot.T.gen!Eldorado
SymantecTrojan.Shylock
tehtrisGeneric.Malware
ESET-NOD32a variant of Win32/Injector.AAYD
APEXMalicious
Paloaltogeneric.ml
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderGen:Heur.VIZ.5
NANO-AntivirusVirus.Win32.Gen-Crypt.ccnc
SUPERAntiSpywareTrojan.Agent/Gen-Kryptik
AvastWin32:Androp [Drp]
TencentWin32.Trojan-Dropper.Injector.bjkf
Ad-AwareGen:Heur.VIZ.5
ComodoTrojWare.Win32.Injector.ZRA@54s8j9
F-SecureTrojan.TR/Dropper.Gen
DrWebWin32.HLLW.Agobot.1528
ZillyaDropper.Injector.Win32.47500
TrendMicroTROJ_RANSOM.SM09
McAfee-GW-EditionBehavesLike.Win32.Emotet.dc
Trapminemalicious.high.ml.score
SophosML/PE-A + Mal/EncPk-AGD
SentinelOneStatic AI – Malicious PE
GDataGen:Heur.VIZ.5
WebrootW32.Rogue.Gen
AviraTR/Dropper.Gen
MAXmalware (ai score=82)
Antiy-AVLTrojan/Win32.AGeneric
KingsoftWin32.HeurC.KVM017.a.(kcloud)
ArcabitTrojan.VIZ.5
ZoneAlarmHEUR:Trojan.Win32.Generic
MicrosoftVirTool:Win32/Obfuscator.AEC
AhnLab-V3Trojan/Win32.Yakes.R216768
VBA32TrojanDropper.Injector
ALYacGen:Heur.VIZ.5
TrendMicro-HouseCallTROJ_RANSOM.SM09
RisingTrojan.Generic@AI.100 (RDML:hJ/V28vru9zFn7qjBPyv+w)
IkarusTrojan.Win32.Yakes
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/Injector.ZVR!tr
BitDefenderThetaGen:NN.ZexaF.34582.sqW@aeLtcoji
AVGWin32:Androp [Drp]
Cybereasonmalicious.c6a3a5
PandaTrj/OCJ.B

How to remove Win32/Injector.AAYD?

Win32/Injector.AAYD 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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