Categories: Malware

About “W32/Ainslot-AO” infection

The W32/Ainslot-AO 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 W32/Ainslot-AO virus can do?

  • Sample contains Overlay data
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid

How to determine W32/Ainslot-AO?


File Info:

name: C4E7E2E56F8FCB0FFE39.mlwpath: /opt/CAPEv2/storage/binaries/5c232f49eb523a6567b9d7ca5283389718d227a4e4bb00261da58a7a0389ed4ccrc32: B844589Emd5: c4e7e2e56f8fcb0ffe39c0347f4fa30bsha1: af45a6910f592be0783ccd83d5533de4972abf69sha256: 5c232f49eb523a6567b9d7ca5283389718d227a4e4bb00261da58a7a0389ed4csha512: 0cd5ee366962a71cb813f8665b1b98cf24fb9513d4ee1cc6295a917beca2ada6b2597ca1fb13120ca1d807fa1bfcdf0975b83a2673e27e3c79b5f0dfb8fc6257ssdeep: 12288:huKdfNxFV/VgM0EodfcsgagqfLzWFkYykPpqOdRZceSUGIY:5fNxemiffg9qzS2Ylo0ZcyYtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T125D423929B80E837F7A32BB002F6AA45B0470F267DD3FD9FCD7196A7419AE440950787sha3_384: e3f5927e0f40e1b7cfa69a8273793aff39f37b48cc1196946f44b9eae6c59b14ecb7caccc5e2fb95d552a1b97ab04a07ep_bytes: ff250020400000000000000000000000timestamp: 2011-07-01 22:53:51

Version Info:

Translation: 0x0000 0x04b0FileDescription: FileVersion: 1.0.0.0InternalName: Microsoft®.exeLegalCopyright: OriginalFilename: Microsoft®.exeProductVersion: 1.0.0.0Assembly Version: 1.0.0.0

W32/Ainslot-AO also known as:

Lionic Trojan.Win32.Generic.4!c
tehtris Generic.Malware
DrWeb Trojan.Inject.51371
MicroWorld-eScan Gen:Trojan.Olock.1
FireEye Gen:Trojan.Olock.1
CAT-QuickHeal Trojan.Generic.TRFH8
ALYac Gen:Trojan.Olock.1
Malwarebytes Generic.Malware.AI.DDS
VIPRE Gen:Trojan.Olock.1
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Trojan ( 00516f961 )
BitDefender Gen:Trojan.Olock.1
K7GW Trojan ( 00516f961 )
Cybereason malicious.10f592
VirIT Trojan.Win32.X-ILCrypt.OV
Cyren W32/MSIL_Kryptik.CG.gen!Eldorado
Symantec Trojan.Gen.2
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
APEX Malicious
ClamAV Win.Malware.Generickdz-9826672-0
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba Worm:Win32/Ainslot.338
NANO-Antivirus Trojan.WinXX.Inject.dcgupd
Rising Trojan.Injector!1.B43C (CLASSIC)
Sophos W32/Ainslot-AO
Zillya Trojan.AinslotGen.Win32.1
TrendMicro Worm.MSIL.AINSLOT.SMAL01
McAfee-GW-Edition BehavesLike.Win32.Generic.jc
Emsisoft Gen:Trojan.Olock.1 (B)
Ikarus Trojan.Inject
Jiangmin Trojan/Jorik.hsu
MAX malware (ai score=87)
Antiy-AVL Trojan/Win32.Unknown
Microsoft Worm:Win32/Ainslot.A
Xcitium TrojWare.MSIL.Ainslot.A@7yqqhk
Arcabit Trojan.Olock.1
SUPERAntiSpyware Trojan.Agent/Gen-Ainslot
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Gen:Trojan.Olock.1
Google Detected
AhnLab-V3 Win-Trojan/MSILKrypt02.Exp
Acronis suspicious
McAfee GenericRXCP-ZU!C4E7E2E56F8F
DeepInstinct MALICIOUS
Cylance unsafe
Panda Trj/CI.A
TrendMicro-HouseCall Worm.MSIL.AINSLOT.SMAL01
Yandex Trojan.Agent!JBdqJyJhjdI
SentinelOne Static AI – Malicious PE
Fortinet MSIL/Injector.XOX!tr
AVG Other:Malware-gen [Trj]
Avast Other:Malware-gen [Trj]
CrowdStrike win/malicious_confidence_100% (W)

How to remove W32/Ainslot-AO?

  • 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.
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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