Written by Robert Bailey

What is Trojan.Download infection?

In this post you will find concerning the interpretation of Trojan.Download as well as its adverse impact on your computer system. Such ransomware are a kind of malware that is elaborated by on the internet scams to require paying the ransom by a target.

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GridinSoft Anti-Malware

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Most of the situations, Trojan.Download infection will instruct its targets to start funds move for the function of reducing the effects of the modifications that the Trojan infection has actually introduced to the sufferer’s tool.

Trojan.Download Summary

These adjustments can be as complies with:

  • Presents an Authenticode digital signature;
  • Creates RWX memory;
  • Reads data out of its own binary image;
  • A process created a hidden window;
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • Network activity detected but not expressed in API logs;
  • Attempts to access Bitcoin/ALTCoin wallets;
  • Anomalous binary characteristics;
  • Ciphering the records located on the sufferer’s disk drive — so the victim can no longer make use of the information;
  • Preventing regular accessibility to the target’s workstation;

Related domains: NSIS/ObfusRansom.f NSIS/ObfusRansom.f


One of the most normal channels where Trojan.Download Trojans are injected are:

  • By means of phishing e-mails;
  • As a repercussion of customer winding up on a resource that hosts a harmful software;

As quickly as the Trojan is successfully infused, it will either cipher the information on the sufferer’s PC or avoid the device from working in a correct fashion – while additionally placing a ransom note that states the requirement for the targets to impact the payment for the function of decrypting the records or recovering the documents system back to the first problem. In the majority of instances, the ransom note will show up when the client reboots the COMPUTER after the system has actually already been damaged.

Trojan.Download distribution networks.

In various corners of the globe, Trojan.Download expands by jumps as well as bounds. However, the ransom notes and also methods of obtaining the ransom money amount may vary relying on certain local (local) setups. The ransom notes as well as tricks of extorting the ransom money quantity may vary depending on specific neighborhood (local) settings.

Ransomware injection

As an example:

    Faulty alerts about unlicensed software application.

    In specific areas, the Trojans commonly wrongfully report having identified some unlicensed applications made it possible for on the target’s gadget. The sharp then demands the individual to pay the ransom.

    Faulty statements concerning illegal material.

    In nations where software application piracy is much less preferred, this technique is not as efficient for the cyber fraudulences. Alternatively, the Trojan.Download popup alert might incorrectly claim to be stemming from a law enforcement institution and will report having situated kid porn or other prohibited data on the gadget.

    Trojan.Download popup alert might falsely declare to be deriving from a regulation enforcement institution and also will certainly report having located kid pornography or various other unlawful information on the tool. The alert will likewise include a demand for the customer to pay the ransom.

Technical details

File Info:

crc32: 19BDF891
md5: f96d689c49f2a23d1ad53241e46a52af
name: F96D689C49F2A23D1AD53241E46A52AF.mlw
sha1: add2cf78750fba16acb49c85bcd18aac791a13f7
sha256: 242dbfdfe2fb845ea71cf1a04637fe5c3fdfd2f931bd1265040012cd8089ac44
sha512: f95fcfde6870f8e9c7ea47b7ac17f77699b4a25218acb3e98a89a26c7655d34b6f1cc2a0f3965a04d1f5794b42e701e245ed31510ac0d51073f7b9d681ded71e
ssdeep: 3072:qf1BDZ0kVB67Duw9AMcK88xBbJzMpskrUlOrCgMMNDu4yo/+eGpgTO:q9X0G783oskQlOr1M2X3LGpD
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: xa9 Microsoft Corporation. All rights reserved.
InternalName: Wextract
FileVersion: 9.00.8112.16421 (WIN7_IE9_RTM.110308-0330)
CompanyName: Microsoft Corporation
ProductName: Windowsxae Internet Explorer
ProductVersion: 9.00.8112.16421
FileDescription: Win32 Cabinet Self-Extractor
OriginalFilename: WEXTRACT.EXE .MUI
Translation: 0x0409 0x04b0

Trojan.Download also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Trojan.GenericKD.45085396
FireEye Trojan.GenericKD.45085396
Qihoo-360 Generic/Trojan.9dd
McAfee Artemis!F96D689C49F2
Cylance Unsafe
Sangfor Malware
K7AntiVirus Trojan ( 00574f331 )
BitDefender Trojan.GenericKD.45085396
K7GW Trojan ( 00574f331 )
CrowdStrike win/malicious_confidence_100% (W)
Cyren W32/Trojan.HPWG-0836
Symantec Trojan.Gen.MBT
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba Trojan:Win32/Injector.e0873f83
AegisLab Trojan.Win32.Generic.4!c
Rising Trojan.Injector/NSIS!1.BFBB (CLASSIC)
Ad-Aware Trojan.GenericKD.45085396
Emsisoft MalCert.A (A)
Comodo Malware@#29xkxdecauewo
F-Secure Trojan.TR/AD.ShellcodeCrypter.yotkk
DrWeb Trojan.DownLoad4.14206
McAfee-GW-Edition NSIS/ObfusRansom.f
Sophos Mal/Generic-S
Ikarus Trojan-Ransom.Gryphon
Avira TR/AD.ShellcodeCrypter.yotkk
Antiy-AVL Trojan/MSIL.Vasal
Microsoft Trojan:Win32/Predator.GJ!MTB
Gridinsoft Trojan.Win32.Downloader.oa
Arcabit Trojan.Generic.D2AFF2D4
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Trojan.GenericKD.45085396
Cynet Malicious (score: 85)
AhnLab-V3 Trojan/Win32.BuerLoader.R359574
VBA32 Trojan.Download
Malwarebytes Trojan.Dropper.NSIS
Panda Trj/CI.A
TrendMicro-HouseCall TROJ_GEN.R002H0DLK20
Tencent Win32.Trojan.Falsesign.Edxl
MAX malware (ai score=83)
Fortinet W32/Generic!tr
AVG Win32:Trojan-gen

How to remove Trojan.Download ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Trojan.Download files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Trojan.Download you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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