In this article, I am going to explain the way the RYUK trojan injected right into your personal computer, and how to eliminate RYUK trojan virus.
What is RYUK trojan?
| Name | RYUK |
| Infection Type | Trojan |
| Symptoms |
|
| Similar behavior | Shaosmine, StellarStealer, Chroject, Lebag, Delphocy, Kasidet |
| Fix Tool |
See If Your System Has Been Affected by RYUK trojan |
The name of this type of malware is a reference to a well-known legend regarding Trojan Horse, which was operated by Greeks to enter into the city of Troy and win the battle. Like a fake horse that was made for trojans as a present, RYUK trojan virus is dispersed like something legit, or, at least, valuable. Harmful applications are concealing inside of the RYUK trojan virus, like Greeks inside of a huge wooden dummy of a horse.1Trojan viruses are one of the leading malware types by its injection rate for quite a very long time. And now, throughout the pandemic, when malware got significantly active, trojan viruses increased their activity, too. You can see plenty of messages on diverse sources, where people are grumbling about the RYUK trojan virus in their computer systems, and also requesting aid with RYUK trojan virus elimination.
Trojan RYUK is a kind of virus that infiltrates into your system, and after that performs a wide range of destructive features. These features rely on a sort of RYUK trojan: it might function as a downloader for other malware or as a launcher for another harmful program which is downloaded in addition to the RYUK trojan virus. Over the last 2 years, trojans are also spread with email add-ons, and most of instances utilized for phishing or ransomware injection.
RYUK2 also known as
| Bkav | W32.AIDetect.malware1 |
| K7AntiVirus | Trojan ( 0053a01e1 ) |
| Elastic | malicious (high confidence) |
| DrWeb | Trojan.Encoder.24384 |
| Cynet | Malicious (score: 100) |
| CAT-QuickHeal | Trojan.Chapak.ZZ5 |
| ALYac | Gen:Heur.Mint.Titirez.muW@peQ@EOgG |
| Cylance | Unsafe |
| Zillya | Trojan.GenericKD.Win32.137963 |
| Sangfor | Trojan.Win32.Save.a |
| CrowdStrike | win/malicious_confidence_100% (W) |
| Alibaba | TrojanSpy:Win32/GandCrab.a8dc169a |
| K7GW | Trojan ( 0053a01e1 ) |
| Cybereason | malicious.b16893 |
| Cyren | W32/Gandcrab.GZWJ-2396 |
| Symantec | Packed.Generic.525 |
| ESET-NOD32 | Win32/Spy.Zbot.ADC |
| APEX | Malicious |
| Avast | FileRepMalware |
| Kaspersky | HEUR:Trojan.Win32.Generic |
| BitDefender | Gen:Heur.Mint.Titirez.muW@peQ@EOgG |
| NANO-Antivirus | Trojan.Win32.Kryptik.fggcut |
| MicroWorld-eScan | Gen:Heur.Mint.Titirez.muW@peQ@EOgG |
| Tencent | Win32.Trojan.Generic.Llrj |
| Ad-Aware | Gen:Heur.Mint.Titirez.muW@peQ@EOgG |
| Sophos | ML/PE-A |
| Comodo | Application.Win32.Dlhelper.GJ@8137f9 |
| BitDefenderTheta | Gen:NN.ZexaF.34608.muW@aeQ@EOgG |
| TrendMicro | Ransom.Win32.RYUK.SMB |
| McAfee-GW-Edition | BehavesLike.Win32.Generic.dc |
| FireEye | Generic.mg.3a87766b16893543 |
| Emsisoft | Gen:Heur.Mint.Titirez.muW@peQ@EOgG (B) |
| SentinelOne | Static AI – Malicious PE |
| Jiangmin | Trojan.PSW.Coins.apf |
| Webroot | W32.Trojan.Gen |
| Avira | HEUR/AGEN.1106547 |
| Microsoft | Trojan:Win32/RYUK.DSK!MTB |
| Arcabit | Trojan.Mint.Titirez.EAF06F |
| AegisLab | Trojan.Win32.Panda.l!c |
| ZoneAlarm | HEUR:Trojan.Win32.Generic |
| GData | Gen:Heur.Mint.Titirez.muW@peQ@EOgG |
| AhnLab-V3 | Win-Trojan/Gandcrab04.Exp |
| Acronis | suspicious |
| McAfee | Packed-FKD!3A87766B1689 |
| MAX | malware (ai score=83) |
| VBA32 | TrojanRansom.GandCrypt |
| Malwarebytes | MachineLearning/Anomalous.95% |
| Panda | Trj/CI.A |
| TrendMicro-HouseCall | Ransom.Win32.RYUK.SMB |
| Rising | Trojan.Fuerboos!8.EFC8 (CLOUD) |
| Yandex | Trojan.GenAsa!1BFY6JBbLLU |
| Ikarus | Trojan.Win32.Danabot |
| eGambit | Unsafe.AI_Score_99% |
| Fortinet | W32/Generic.AP.1D450C!tr |
| AVG | FileRepMalware |
| Paloalto | generic.ml |
| Qihoo-360 | Win32/Trojan.Spy.5ac |
What are the symptoms of RYUK trojan?
- Executable code extraction;
- Injection (inter-process);
- Injection with CreateRemoteThread in a remote process;
- Creates RWX memory;
- Mimics the system’s user agent string for its own requests;
- Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
- Reads data out of its own binary image;
- Unconventionial language used in binary resources: Faeroese;
- The binary likely contains encrypted or compressed data.;
- Uses Windows utilities for basic functionality;
- Detects Sandboxie through the presence of a library;
- Detects the presence of Wine emulator via function name;
- Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
- Installs itself for autorun at Windows startup;
- Attempts to identify installed analysis tools by a known file location;
- Checks for the presence of known devices from debuggers and forensic tools;
- Detects the presence of Wine emulator via registry key;
- Detects Sandboxie using a known mutex;
- Attempts to modify proxy settings;
- Checks for a known DeepFreeze Frozen State Mutex;
- Collects information to fingerprint the system;
- Anomalous binary characteristics;
The frequent sign of the RYUK trojan virus is a progressive entrance of various malware – adware, browser hijackers, and so on. Because of the activity of these destructive programs, your PC ends up being extremely slow: malware absorbs substantial quantities of RAM and CPU abilities.
Another visible impact of the RYUK trojan virus presence is unidentified processes showed off in task manager. Frequently, these processes may attempt to mimic system processes, but you can recognize that they are not legit by taking a look at the source of these tasks. Pseudo system applications and RYUK trojan’s processes are always detailed as a user’s tasks, not as a system’s.
How to remove RYUK trojan virus?
- Download and install Loaris Trojan Remover.
- Open Loaris and perform a “Standard scan“.
- “Move to quarantine” all items.
- Open “Tools” tab – Press “Reset Browser Settings“.
- Approve the reset pressing “Yes” button in the appeared window.
- Restart your computer.
To eliminate RYUK trojan and also ensure that all extra malware, downloaded with the help of this trojan, will certainly be deleted, too, I’d suggest you to use Loaris Trojan Remover.
RYUK trojan virus is really difficult to remove by hand. Its pathways are very hard to track, and the changes executed by the RYUK trojan are hidden deeply within the system. So, the opportunity that you will make your system 100% clean of trojans is really low. And don't ignore malware that has been downloaded and install with the help of the RYUK trojan virus. I feel that these arguments suffice to ensure that getting rid of the trojan virus by hand is an awful concept.
RYUK removal guide
To spot and eliminate all malicious programs on your personal computer using Loaris Trojan Remover, it’s better to use Standard or Full scan. Removable scan, as well as Custom, will scan only specified locations, so these types of scans cannot provide the full information.
You can see the detects during the scan process lasts. Nonetheless, to execute any actions against spotted malicious programs, you need to wait until the scan is over, or to interrupt the scanning process.
To choose the special action for each detected viruses, click the knob in front of the detection name of detected malicious programs. By default, all malicious programs will be sent to quarantine.
How to remove RYUK Trojan?
Name: RYUK
Description: Trojan RYUK is a kind of virus that infiltrates into your computer, and after that performs different destructive functions. These features depend upon a type of RYUK trojan: it can act as a downloader for many other malware or as a launcher for another destructive program which is downloaded in addition to the RYUK trojan. During the last two years, trojans are also dispersed via e-mail attachments, and most of situations utilized for phishing or ransomware infiltration.
Operating System: Windows
Application Category: Trojan
User Review
( votes)- What is Trojan Horse: https://en.wikipedia.org/wiki/Trojan_horse_(computing)
- RYUK VirusTotal Report:
