Written by Robert Bailey

What is TrojanDownloader:Win32/Tiggre!rfn infection?

In this post you will discover concerning the meaning of TrojanDownloader:Win32/Tiggre!rfn as well as its unfavorable effect on your computer. Such ransomware are a kind of malware that is specified by on the internet frauds to demand paying the ransom money by a target.

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When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
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In the majority of the instances, TrojanDownloader:Win32/Tiggre!rfn infection will certainly advise its victims to initiate funds transfer for the function of neutralizing the modifications that the Trojan infection has actually introduced to the sufferer’s tool.

TrojanDownloader:Win32/Tiggre!rfn Summary

These modifications can be as complies with:

  • Attempts to modify proxy settings;
  • Anomalous binary characteristics;
  • Ciphering the papers located on the target’s hard drive — so the target can no more make use of the data;
  • Preventing regular access to the sufferer’s workstation;


One of the most regular networks through which TrojanDownloader:Win32/Tiggre!rfn Ransomware are injected are:

  • By means of phishing emails;
  • As an effect of customer ending up on a source that holds a harmful software program;

As soon as the Trojan is efficiently infused, it will certainly either cipher the data on the sufferer’s PC or protect against the tool from operating in an appropriate way – while likewise placing a ransom note that discusses the demand for the victims to effect the settlement for the function of decrypting the records or bring back the documents system back to the first condition. In most instances, the ransom note will certainly show up when the client reboots the COMPUTER after the system has actually currently been damaged.

TrojanDownloader:Win32/Tiggre!rfn distribution channels.

In various edges of the globe, TrojanDownloader:Win32/Tiggre!rfn grows by jumps and also bounds. However, the ransom money notes and methods of extorting the ransom quantity may vary depending on certain local (local) setups. The ransom notes and tricks of obtaining the ransom money quantity might vary depending on particular regional (local) settings.

Ransomware injection

As an example:

    Faulty notifies about unlicensed software application.

    In certain locations, the Trojans frequently wrongfully report having spotted some unlicensed applications enabled on the victim’s gadget. The alert then demands the user to pay the ransom money.

    Faulty statements about unlawful content.

    In countries where software application piracy is less prominent, this technique is not as efficient for the cyber frauds. Alternatively, the TrojanDownloader:Win32/Tiggre!rfn popup alert might wrongly assert to be originating from a law enforcement institution as well as will report having located youngster porn or other prohibited information on the device.

    TrojanDownloader:Win32/Tiggre!rfn popup alert may falsely claim to be deriving from a legislation enforcement establishment and will certainly report having situated kid pornography or other unlawful information on the tool. The alert will in a similar way contain a demand for the user to pay the ransom.

Technical details

File Info:

crc32: 62A8C192
md5: a58a830dce460e91217328bdefb25cbe
name: A58A830DCE460E91217328BDEFB25CBE.mlw
sha1: ceb588e6c31aae55aa54a1a819becf5bbf5798e8
sha256: b722c8be9bddbcbfe2d4c80d8b87fa067c4e3fd711936378cbcf6ef81870f071
sha512: c45bc0f37ca55c5df1ed4ea85e3662dd1c7f1177c621e0c5d937824dac2e8bdf961f316284ff6da69d1d1557bff6b75e4087a86546c8a85481d1f66058a2de2e
ssdeep: 768:+lzxItbbfTH/gLZuMHMQFyzd7/lC9K/G/fNKfcNWJrZsWjcd0GpxcH0KoGhDHxK:wzC1bfTfi9D0d7/l1cNONsWjcddw3Dm
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2016
InternalName: SecuritySoftWare
CompanyName: SecuritySoftWare
ProductName: SecuritySoftWare
FileDescription: SecuritySoftWare
OriginalFilename: SecuritySoftWare
Translation: 0x0809 0x04b0

TrojanDownloader:Win32/Tiggre!rfn also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan-Downloader ( 0051e9241 )
Cynet Malicious (score: 99)
ALYac Gen:Variant.Jaik.20961
Cylance Unsafe
Zillya Trojan.Blocker.Win32.35624
Sangfor Trojan.Win32.TrueBot.A
CrowdStrike win/malicious_confidence_80% (W)
K7GW Trojan-Downloader ( 0051e9241 )
Cybereason malicious.dce460
Symantec Trojan Horse
ESET-NOD32 a variant of Win32/TrojanDownloader.TrueBot.A
APEX Malicious
Avast FileRepMalware
ClamAV Win.Trojan.Silence-6368971-0
Kaspersky Trojan-Ransom.Win32.Blocker.jqgh
BitDefender Gen:Variant.Jaik.20961
NANO-Antivirus Trojan.Win32.Blocker.evkata
MicroWorld-eScan Gen:Variant.Jaik.20961
Tencent Win32.Trojan.Blocker.Lmko
Ad-Aware Gen:Variant.Jaik.20961
Sophos Mal/Generic-R + Troj/DwnLdr-YSQ
Comodo Malware@#cs0ylxeumeff
BitDefenderTheta Gen:NN.ZexaCO.34790.dq0@amCqgdoi
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition GenericRXDI-ZY!A58A830DCE46
Emsisoft Gen:Variant.Jaik.20961 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan.Blocker.fke
Avira TR/Dldr.TrueBot.asbdu
Antiy-AVL Trojan/Generic.ASMalwS.22CF77F
Microsoft TrojanDownloader:Win32/Tiggre!rfn
Arcabit Trojan.Jaik.D51E1
ZoneAlarm Trojan-Ransom.Win32.Blocker.jqgh
GData Gen:Variant.Jaik.20961
TACHYON Ransom/W32.Blocker.57856
AhnLab-V3 Trojan/Win32.Blocker.C1604114
McAfee GenericRXDI-ZY!A58A830DCE46
MAX malware (ai score=100)
VBA32 TrojanRansom.Blocker
Malwarebytes Malware.AI.4083528222
Panda Trj/GdSda.A
Rising Trojan.Generic@ML.90 (RDML:4RXa3PowLdV0qDYtDYB7BQ)
Yandex Trojan.GenAsa!EtcHQ6hVjMo
Ikarus Trojan-Downloader.Win32.Truebot
Fortinet W32/Blocker.A!tr
AVG FileRepMalware
Qihoo-360 Win32/Ransom.Blocker.HwoCEpsA

How to remove TrojanDownloader:Win32/Tiggre!rfn virus?

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 TrojanDownloader:Win32/Tiggre!rfn 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 TrojanDownloader:Win32/Tiggre!rfn 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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