What is “Trojan-Downloader.MSIL.Agent.ariu”?

Malware Removal

The Trojan-Downloader.MSIL.Agent.ariu 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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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 Trojan-Downloader.MSIL.Agent.ariu virus can do?

  • Executable code extraction
  • Creates RWX memory
  • Attempts to connect to a dead IP:Port (17 unique times)
  • At least one IP Address, Domain, or File Name was found in a crypto call
  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic
  • Performs some HTTP requests
  • Uses Windows utilities for basic functionality
  • A process attempted to delay the analysis task by a long amount of time.
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config
  • Network activity contains more than one unique useragent.
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Attempts to identify installed analysis tools by registry key
  • Attempts to modify proxy settings
  • Attempts to create or modify system certificates
  • The sample wrote data to the system hosts file.
  • Generates some ICMP traffic
  • Uses suspicious command line tools or Windows utilities

Related domains:

How to determine Trojan-Downloader.MSIL.Agent.ariu?

File Info:

crc32: 47B00F6C
md5: ecc5658c2d0b0b9ffdc2729950a19a84
name: ECC5658C2D0B0B9FFDC2729950A19A84.mlw
sha1: 74c44fc17238b59a2bb9ad037dbc8c6c5e3ea240
sha256: 0705af99615fdc12025b5449cb80591559a3f7a31037cd85dcc64ed0f7224fdc
sha512: c7cdd19676278f9f2393ef077e5eb18c5fa2ad93ca0420488999dedfcd8ef839edc1835a692cf4cc13521be7fdbfd5931195081b3888a40ef985c0bdefb7f49d
ssdeep: 6144:d/QiQXCXyQ815m+ksmpk3U9j0Id4AsoxvjFEOTb9WmZX/8shzdsY4CpHPhndLEkV:VQi3CJc6m6UR0Ibp1hf39Wkv8xwJLV
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Comments: This installation was built with Inno Setup.
ProductName: aker_mi_
ProductVersion: 2.0
FileDescription: aker_mi_ Setup
Translation: 0x0000 0x04b0

Trojan-Downloader.MSIL.Agent.ariu also known as:

Elasticmalicious (high confidence)
CrowdStrikewin/malicious_confidence_60% (W)
ESET-NOD32a variant of Win32/TrojanDownloader.Adload.NUT
SophosGeneric ML PUA (PUA)
McAfee-GW-EditionRDN/Generic Downloader.x
SentinelOneStatic AI – Suspicious PE
McAfeeRDN/Generic Downloader.x

How to remove Trojan-Downloader.MSIL.Agent.ariu?

Trojan-Downloader.MSIL.Agent.ariu 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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