Malware

Should I remove “Win32/Obfuscated.Autoit.A”?

Malware Removal

The Win32/Obfuscated.Autoit.A 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/Obfuscated.Autoit.A virus can do?

  • Attempts to connect to a dead IP:Port (1 unique times)
  • Drops a binary and executes it
  • Performs some HTTP requests
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Looks up the external IP address
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Attempts to modify proxy settings
  • Creates a copy of itself

Related domains:

z.whorecord.xyz
a.tomx.xyz
api.ipify.org
ocsp.usertrust.com
checkip.dyndns.org
ocsp.comodoca.com
crl.comodoca.com

How to determine Win32/Obfuscated.Autoit.A?


File Info:

crc32: 96506745
md5: 857b1f5e9744006241fe2d0915dba201
name: svchost.exe
sha1: 2e03639c773266c0c4a6bc3b536861cd161481c9
sha256: c2f482c9d7059c913aff1c94c9ddc87d5662896e2dd94f34f642d9cac35510cb
sha512: 9707c6ee50717e5c12c8cc9bc65cdb2eab2c32f98f8543326935970ce52ae6fb4dce7046de7d78d520ca53537145c8996589f7226b3dcf2acc2641b1cd809f7b
ssdeep: 12288:WKALZ0BNIM6IJqnW7NajBASLW/2y0B8lRX+C57Eu2poS7:WJ04M/qgajBAQU2yJRXWu2n
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright: xa9Microsoft Corporation. All rights reserved.
FileVersion: 6.0.6001.18000
CompanyName: Microsoft
Comments: Windows Shell Common Binary
ProductName: Microsoftxae Windowsxae Operating System
ProductVersion: 6.0.6001.18000
FileDescription: Windows Shell Common Binary
Translation: 0x0409 0x04b0

Win32/Obfuscated.Autoit.A also known as:

MicroWorld-eScanGen:Trojan.Heur.AutoIT.2
CrowdStrikewin/malicious_confidence_60% (D)
BitDefenderGen:Trojan.Heur.AutoIT.2
K7GWTrojan ( 700000111 )
K7AntiVirusTrojan ( 700000111 )
APEXMalicious
AvastJS:ScriptSH-inf [Trj]
GDataGen:Trojan.Heur.AutoIT.2
KasperskyUDS:DangerousObject.Multi.Generic
RisingMalware.Heuristic!ET#92% (RDMK:cmRtazq1RJmUp0XeRoGR5BAM+xvQ)
Ad-AwareGen:Trojan.Heur.AutoIT.2
EmsisoftGen:Trojan.Heur.AutoIT.2 (B)
F-SecureDropper.DR/AutoIt.Gen
McAfee-GW-EditionBehavesLike.Win32.TrojanAitInject.hc
Trapminesuspicious.low.ml.score
FireEyeGen:Trojan.Heur.AutoIT.2
AviraDR/AutoIt.Gen
Antiy-AVLTrojan/Win32.Cossta
Endgamemalicious (high confidence)
ArcabitTrojan.Heur.AutoIT.2
ZoneAlarmUDS:DangerousObject.Multi.Generic
MicrosoftTrojan:Win32/Wacatac.C!ml
AhnLab-V3Trojan/Win32.Agent.C4111007
MAXmalware (ai score=81)
ESET-NOD32Win32/Obfuscated.Autoit.A
BitDefenderThetaAI:Packer.44866B6B18
AVGJS:ScriptSH-inf [Trj]
Cybereasonmalicious.e97440

How to remove Win32/Obfuscated.Autoit.A?

Win32/Obfuscated.Autoit.A 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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