Categories: Adware

How to remove “Adware.Downer”?

The Adware.Downer 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

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 Adware.Downer virus can do?

  • Attempts to connect to a dead IP:Port (3 unique times)
  • Presents an Authenticode digital signature
  • Performs some HTTP requests
  • Unconventionial binary language: Chinese (Simplified)
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary likely contains encrypted or compressed data.

Related domains:

downloader.downerapi.com
static.downerapi.com
img.downerapi.com

How to determine Adware.Downer?


File Info:

crc32: 092E1A0Bmd5: 47c1aed909d6019e50f79b6464ba8377name: __________sha1: 5051327aadb2b12e0275120b91941b15b46407c1sha256: dd9e96541c3d5857827b060c026136ecb8b14d6f061d6a33d41cc5ec0ff96f50sha512: bac9bfe0e4258337d3a0d94fb2d0e6f6fb933f3be3eeb33e10d99c2d9c27238c0bd8185f9b0723a98bf434767c87f14acdd657a7e7f5cf474960a9a302de7a25ssdeep: 24576:pxxzkxFQKIzHFf9DXPWzieU15l+MggN11o4tUM9zrFEDswYGGrJd2dV:pMAbxtXemeKj+MVT+4txVFEBYGGrJd2Ltype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2018InternalName: FastDownloader.exeFileVersion: 3.2.0.8CompanyName: -ProductName: x8f6fx4ef6x4e0bx8f7dx5668ProductVersion: 3.2.0.8FileDescription: x8f6fx4ef6x4e0bx8f7dx5668OriginalFilename: FastDownloader.exeTranslation: 0x0804 0x04b0

Adware.Downer also known as:

FireEye Generic.mg.47c1aed909d6019e
CAT-QuickHeal Trojan.Downer
Cylance Unsafe
K7AntiVirus Riskware ( 00544e421 )
BitDefender Gen:Variant.Razy.558009
K7GW Riskware ( 00544e421 )
Invincea heuristic
TrendMicro-HouseCall PUA.Win32.DOWNER.AJ
Avast Win32:PUP-gen [PUP]
GData Gen:Variant.Razy.558009
Alibaba RiskWare:Win32/Downer.3bd8dca0
NANO-Antivirus Riskware.Win32.Downer.gsjrud
ViRobot Adware.Downer.1122512.E
Rising Adware.Downloader!1.BD64 (CLOUD)
Emsisoft Application.Downloader (A)
Comodo Malware@#1bdgqmd4cqmnr
DrWeb Program.DownLoader.9
Zillya Tool.Downer.Win32.35
TrendMicro PUA.Win32.DOWNER.AJ
McAfee-GW-Edition Artemis!Trojan
Sophos Generic PUA FA (PUA)
Cyren W32/Trojan.HOQT-5448
MaxSecure Trojan.Malware.74682189.susgen
MAX malware (ai score=99)
Endgame malicious (high confidence)
SUPERAntiSpyware PUP.FastDownloader/Variant
Microsoft PUA:Win32/Downer
AhnLab-V3 PUP/Win32.Generic.C3478818
McAfee GenericRXAA-AA!47C1AED909D6
VBA32 Adware.Downer
Malwarebytes PUP.Optional.FastDownloader
Panda Trj/Agent.PM
ESET-NOD32 a variant of Win32/RiskWare.Downer.A
Tencent Malware.Win32.Gencirc.10b4ae73
Ikarus PUA.RiskWare.Downer
eGambit Unsafe.AI_Score_99%
Fortinet Riskware/Downer
Webroot W32.Adware.Downer
AVG FileRepMalware [PUP]
Paloalto generic.ml

How to remove Adware.Downer?

  • 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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