Malware

What is “Downloader.Win32.Agent.mrew”?

Malware Removal

The Downloader.Win32.Agent.mrew 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

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 Downloader.Win32.Agent.mrew virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (4 unique times)
  • Presents an Authenticode digital signature
  • A process attempted to delay the analysis task.
  • Reads data out of its own binary image
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic
  • 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.
  • Collects information about installed applications
  • Attempts to modify proxy settings
  • Collects information to fingerprint the system

Related domains:

downloader.aldtop.com
client.aldtop.com
channel.gameloop.fun
resource.aldtop.com
api.aldtop.com

How to determine Downloader.Win32.Agent.mrew?


File Info:

crc32: 83BF25F4
md5: af66b2ee5a13ed2c230003b2e56e16f1
name: AF66B2EE5A13ED2C230003B2E56E16F1.mlw
sha1: fb5832d6c90cbe8381b9065109ebe4dc40c5b5eb
sha256: d6bf10f0b7a11907709ee8c87e49ef5822afc119272b1f1611d5fd946674655c
sha512: b37354fa4cc7b1a1bf98796ce894afbd19fa44bc4e8a409db046b28d11847bd03a8de5884823395de0b396220df01cd5edd6bc8c46ca64e99f505173d9908e8b
ssdeep: 24576:oJPdU/wlmZfjPFj+C8q5XK1QmSW08XeR+omgLXpuqPumiYd+:oJPdMwURdj95XYQF5n0qPhiYd+
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2018
InternalName: FastDownloader.exe
FileVersion: 3.2.0.8
CompanyName: -
ProductName: x8f6fx4ef6x4e0bx8f7dx5668
ProductVersion: 3.2.0.8
FileDescription:
OriginalFilename: FastDownloader.exe
Translation: 0x0804 0x04b0

Downloader.Win32.Agent.mrew also known as:

K7AntiVirusRiskware ( 0040eff71 )
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
CylanceUnsafe
SangforPUP.Win32.Agent.mrew
CrowdStrikewin/malicious_confidence_80% (D)
AlibabaDownloader:Win32/Downer.a9b472fd
K7GWRiskware ( 0040eff71 )
CyrenW32/Trojan.TNEK-1541
SymantecPUA.Gen.2
APEXMalicious
AvastWin32:MalwareX-gen [Trj]
Kasperskynot-a-virus:Downloader.Win32.Agent.mrew
SUPERAntiSpywarePUP.Downer/Variant
SophosGeneric PUA PL (PUA)
ComodoPacked.Win32.MUPX.Gen@24tbus
McAfee-GW-EditionArtemis!PUP
FireEyeGeneric.mg.af66b2ee5a13ed2c
JiangminDownloader.Agent.otj
WebrootW32.Adware.Gen
MicrosoftPUA:Win32/Downer
GridinsoftAdware.Agent.sd!c
McAfeeArtemis!AF66B2EE5A13
VBA32Downloader.Agent
MalwarebytesPUP.Optional.ChinAd
TrendMicro-HouseCallTROJ_GEN.R06CH07FA21
RisingAdware.Downloader!1.D6C8 (CLASSIC)
IkarusPUA.RiskWare.Downer
FortinetRiskware/Downer.DD89
AVGWin32:MalwareX-gen [Trj]

How to remove Downloader.Win32.Agent.mrew?

Downloader.Win32.Agent.mrew 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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