Saturday, July 13, 2024
EHA

OilRig Iranian Threat Group Install “Poison Frog” Backdoor on Windows By Disguise Legitimate Cisco Tool

Infamous Iranian threat groups disguise the malware as the legitimate Cisco AnyConnect application to install Poison Frog backdoor by employing a various PowerShell Script.

Poison Frog is one of the most powerful Backdoor in the OilRig group arsenal, and it also contains a Panel with the parts of the server-side and the payload in PowerShell that used to various high profile cyber-attacks.

Researchers from Kaspersky observed a new sample which is a PE executable written in C#, and it has only functionality to drop the PowerShell script that contains a backdoor.

With the same logic, another PowerShell Script was found which has 2 different long string, and it contains DNS and HTTP backdoor (Poison Frog HTTP backdoor)

Poison Frog Installation Process

To install the malware, OilRig developers are using a clever trick and disguise the malware as the legitimate Cisco AnyConnect application.

According to Kaspersky’s report, Even though they made a small implementation mistake, info popup appears every time you click on it, which doesn’t happen with the benign application.

The above message help to fool users to trick them to think there is something wrong with the application or their internet access, but they backdoor silently installed on the system.

Website

Latest articles

mSpy Data Breach: Millions of Customers’ Data Exposed

mSpy, a widely used phone spyware application, has suffered a significant data breach, exposing...

Advance Auto Parts Cyber Attack: Over 2 Million Users Data Exposed

RALEIGH, NC—Advance Stores Company, Incorporated, a prominent commercial entity in the automotive industry, has...

Hackers Using ClickFix Social Engineering Tactics to Deploy Malware

Cybersecurity researchers at McAfee Labs have uncovered a sophisticated new method of malware delivery,...

Coyote Banking Trojan Attacking Windows Users To Steal Login Details

Hackers use Banking Trojans to steal sensitive financial information. These Trojans can also intercept...

Hackers Created 700+ Fake Domains to Sell Olympic Games Tickets

As the world eagerly anticipates the Olympic Games Paris 2024, a cybersecurity threat has...

Japanese Space Agency Spotted zero-day via Microsoft 365 Services

The Japan Aerospace Exploration Agency (JAXA) has revealed details of a cybersecurity incident that...

Top 10 Active Directory Management Tools – 2024

Active Directory Management Tools are essential for IT administrators to manage and secure Active...
Balaji
Balaji
BALAJI is an Ex-Security Researcher (Threat Research Labs) at Comodo Cybersecurity. Editor-in-Chief & Co-Founder - Cyber Security News & GBHackers On Security.

Free Webinar

Low Rate DDoS Attack

9 of 10 sites on the AppTrana network have faced a DDoS attack in the last 30 days.
Some DDoS attacks could readily be blocked by rate-limiting, IP reputation checks and other basic mitigation methods.
More than 50% of the DDoS attacks are employing botnets to send slow DDoS attacks where millions of IPs are being employed to send one or two requests per minute..
Key takeaways include:

  • The mechanics of a low-DDoS attack
  • Fundamentals of behavioural AI and rate-limiting
  • Surgical mitigation actions to minimize false positives
  • Role of managed services in DDoS monitoring

Related Articles