Grobios Trojan - Hoe te verwijderen actieve infecties van uw pc
BEDREIGING VERWIJDEREN

Grobios Trojan - Hoe te verwijderen actieve infecties van uw pc

Dit artikel is gemaakt om uit te leggen what is the Grobios Trojan en hoe deze malware volledig te verwijderen van uw computer.

The Grobios Trojan is a dangerous virus threat that has recently been identified in a hacker campaign. It contains advanced code that can cause a lot of damage to the infected hosts, including remote surveillance of the users in real-time. Read more about recovering infected hosts in our complete Grobios Trojan removal guide.

bedreiging Samenvatting

Naambuit
TypeTrojan Horse Virus
Korte OmschrijvingZwijgend infecteert het doel machines en wijzigt de belangrijkste applicaties en systeemdiensten.
SymptomenDe gebruiker mag geen tekenen van infiltratie ervaren.
Distributie MethodeSchadelijke weblinks, schadelijke bestanden, Kwaadaardige e-mails
Detection Tool See If Your System Has Been Affected by Grobios

Download

Malware Removal Tool

GebruikerservaringWord lid van onze Forum to Discuss Grobios.

Grobios - How Does It Infect

The Grobios Trojan is a potent weapon that can be delivered using various methods. Depending on the target users the operators can choose the most adequate tool. A preferred method may be the use of e-SPAM-berichten die gebruik maken van social engineering technieken. Usually they contain hijacked content from legitimate sites and services in the form of text and graphics. Counterfeit notification messages can be crafted that can include the Trojan instances. In addition the emails can also be used to spread geïnfecteerde lading dragers, twee populaire types zijn de volgende:

  • software Installateurs — The hackers can embed the Grobios Trojan code in application installers of various types: nut van het systeem, creativiteit suites, productiviteit programma's en zelfs computerspelletjes.
  • geïnfecteerde Documenten — The hackers behind the Grobios Trojan can infect documents using the same mechanism. Targets can be presentations, text documents or spreadsheets. The typical behavior is to integrate dangerous scripts in them, when they are opened a notification message will appear asking the victim users to enable the built-in macros. If this is done the malicious script is activated and the infection follows.

These payloads can be distributed on -Hacker gecontroleerde locaties net zoals file sharing netwerken zoals BitTorrent. In a manner similar to the emils they can use text and graphics taken from well-known sites and services and customize them with a similar domain name. Wanneer kwaadaardige scripts are used they can take form of banners, pop-ups, omleidingen en in-inhoud koppelingen. Using advertising and affiliate networks the malicious instance can also take over legitimate sites.

The Grobios Trojan can be deployed to hackers using browser hijackers that represent malicious browser plugins. They are usually uploaded to the relevant plugin repositories with fake developer credentials and user reviews. Detailed descriptions with promises of new features are the main social engineering tactic. Once they are deployed to the systems changes usually follow to the default settings as the criminals redirect the victims to a hacker-controlled page. They also install various tracking cookies to the victim computers. After this is complete the malware infections follows.

At the moment the biggest distribution channel used by the Grobios Trojan remains the use of the RIG Exploit Kit which is used in email campaigns and malvertising sites.

Grobios - Meer informatie en analyse

The Grobios Trojan is a newly released threat that is being actively pushed to computer victims. The infection starts with an advanced stealth protection module. This module is programmed to protect the virus instance from security software and products that can interfere with its correct execution. Dit geldt ook voor anti-virus producten, virtual machine hosts en sandbox-omgevingen.

When the infected host has been bypassed completely the virus code is multiplied in several locations, inclusief de Program Files (x86) map. This actions is performed to prevent the users from manually removing the instances by themselves. Furthermore the Trojan is copied to a Google folder with a random name and uses Google Chrome’s icon to hide itself as an asset used by the web browsers.

The security analysis shows that the threat is also set up as a persistent installatie. This means that the code is made to execute every time the computer boots. In connection with this Grobios may also delete sensitive user data. This is usually connected with the Shadow Volume Kopieën which are used for data recovery. When such steps are taken the victims can use our detailed recovery instructions which shows how the data can be recovered.

System changes to the Windows-register kan volgen. When the Trojan code acts against user-installed software it can render certain features and services unusable. When this is done against the operating system itself the victims will experience overall performance issues.

The main malicious engine associated with this threat is the actual netwerkverbinding module. It connects to a hacker-controlled server which is sued to collect the harvested information. Depending on the hacker commands it can be used for different malicious activity such as the following:

  • Sensitive Data Harvest — The Grobios Trojan engine can be programmed into obtaining information that can expose the victim’s identity. Examples include strings like their name, adres, belangen, plaats, wachtwoorden en accountgegevens. Part of the information can be used to optimize the attack campaigns.
  • Toezicht — The hackers can spy on the victims in real time, as well as take over their computers. This action is also used for theft of personal files.
  • Malware Deployment — The Grobios Trojan can be used to deliver additional threats to the victim hosts which forms a type of second-stage infection strategy.
  • System Wijziging — The Trojan code has been found to include functionality that can modify the host systems. This includes the opening of network ports, proces manipulatie, configuration files modifications and etc.

One of the dangerous aspects when encountering Grobios Trojan strains is the notion that every infection campaign can carry a custom version of the malware. As a result future versions of it can use a completely different behavior pattern. Some of the signatures that anti-virus companies have devised for it include the following identifiers: BKDR_ANDROM.COGAZ, Trojan.Generic.D1CF9DB1, Trojan.Win32.Inject.aivlz, Trojan/Win32.Occamy.C2431572 and others.

Verwijder Grobios effectief uit Windows

Om volledig te ontdoen van deze cryptogeld mijnwerker Trojan, raden wij u aan de instructies voor het verwijderen volgen onder dit artikel. Ze zijn zo gemaakt dat ze je helpen te isoleren en verwijder de Grobios Trojan handmatig of automatisch. Als handmatige verwijdering vertegenwoordigt moeilijkheid voor u, deskundigen adviseren altijd om de verwijdering automatisch uit te voeren door het uitvoeren van een anti-malware scan via specifieke software op uw pc. Dergelijke anti-malware programma heeft tot doel ervoor te zorgen dat de buit is volledig verdwenen en uw Windows-besturingssysteem veilig blijft tegen eventuele toekomstige malware-infecties.

avatar

Martin Beltov

Martin studeerde af met een graad in de uitgeverij van de universiteit van Sofia. Als een cyber security enthousiast dat hij geniet van het schrijven over de nieuwste bedreigingen en de mechanismen van inbraak.

Meer berichten - Website

Volg mij:
TjilpenGoogle Plus

Laat een bericht achter

Uw e-mailadres wordt niet gepubliceerd. Verplichte velden zijn gemarkeerd *

Termijn is uitgeput. Laad CAPTCHA.

Delen op Facebook Aandeel
Loading ...
Delen op Twitter Gekwetter
Loading ...
Delen op Google Plus Aandeel
Loading ...
Delen op Linkedin Aandeel
Loading ...
Delen op Digg Aandeel
Deel op Reddit Aandeel
Loading ...
Delen op StumbleUpon Aandeel
Loading ...