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Analyze » Keystone Hardware Wallet » TROKEYOKX1787207046

Incident Score: Analysis & Impact (TROKEYOKX1787207046)

The details regarding individual company incidents & reports gives you full view from every side.

Rankiteo Score Impact Analysis

Rankiteo Incident Impact-13
Company Score Before Incident796 / 1000
Company Score After Incident783 / 1000
INCIDENT NUMBERTROKEYOKX1787207046
Type of Cyber IncidentCyber Attack
ATTACK VECTORMalicious browser extensions, Remote phishing pages, Deceptive listings
DATA EXPOSEDWallet recovery phrases, Private keys,...
INCIDENT DATE28/02/2026
STATUSpublished

Key Highlights From The Incident Analysis

  • Timeline of Keystone Hardware Wallet's Cyber Attack and lateral movement inside company's environment.
  • Overview of affected data sets, including SSNs and PHI, and why they materially increase incident severity.
  • How Rankiteo’s incident engine converts technical details into a normalized incident score.
  • How this cyber incident impacts Keystone Hardware Wallet Rankiteo cyber scoring and cyber rating.
  • Rankiteo’s MITRE ATT&CK correlation analysis for this incident, with associated confidence level.

Full Incident Analysis Transcript

In this Rankiteo incident briefing, we review the Keystone Hardware Wallet breach identified under incident ID TROKEYOKX1787207046.

The analysis begins with a detailed overview of Keystone Hardware Wallet's information like the linkedin page: https://www.linkedin.com/company/keystonehardwarewallet, the number of followers: 0, the industry type: Computer and Network Security and the number of employees: 6 employees

After the initial compromise, the video explains how Rankiteo's incident engine converts technical details into a normalized incident score. The incident score before the incident was 796 and after the incident was 783 with a difference of -13 which is could be a good indicator of the severity and impact of the incident.

In the next step of the video, we will analyze in more details the incident and the impact it had on Keystone Hardware Wallet and their customers.

OKX recently reported "Offside Wallet Theft Factory Campaign", a noteworthy cybersecurity incident.

A large-scale cyberattack targeting cryptocurrency users since at least March 2026, deploying 40 malicious Firefox extensions designed to steal wallet recovery phrases, private keys, credentials, and clipboard data.

The disruption is felt across the environment, affecting Cryptocurrency wallets, and exposing Wallet recovery phrases, Private keys and Credentials.

In response, moved swiftly to contain the threat with measures like Mozilla’s security team removed the malicious extensions.

The case underscores how teams are taking away lessons such as Persistent threat of deceptive browser extensions in crypto theft; removing malicious extensions does not reverse theft of recovery phrases/private keys, and recommending next steps like Users should verify extension authenticity, avoid entering recovery phrases into browser-based interfaces, and monitor wallet activity for unauthorized transactions.

Finally, we try to match the incident with the MITRE ATT&CK framework to see if there is any correlation between the incident and the MITRE ATT&CK framework.

The MITRE ATT&CK framework is a knowledge base of techniques and sub-techniques that are used to describe the tactics and procedures of cyber adversaries. It is a powerful tool for understanding the threat landscape and for developing effective defense strategies.

MITRE ATT&CK® Correlation Analysis

Rankiteo's analysis has identified several MITRE ATT&CK tactics and techniques associated with this incident, each with varying levels of confidence based on available evidence. Under the Initial Access tactic, the analysis identified Drive-by Compromise (T1189) with moderate to high confidence (80%), supported by evidence indicating deceptive listings to impersonate trusted Web3 platforms and User Execution: Malicious File (T1204.002) with high confidence (90%), supported by evidence indicating 40 malicious Firefox extensions designed to steal wallet recovery phrases. Under the Execution tactic, the analysis identified User Execution: Malicious File (T1204.002) with high confidence (90%), supported by evidence indicating malicious Firefox extensions loaded remote phishing pages or embedded theft code. Under the Credential Access tactic, the analysis identified Input Capture: Keylogging (T1056.001) with high confidence (90%), supported by evidence indicating captured 12- and 24-word recovery phrases during wallet creation or import, Unsecured Credentials: Credentials In Files (T1552.001) with moderate to high confidence (80%), supported by evidence indicating stole unencrypted wallet keyring data before local encryption, and Two-Factor Authentication Interception (T1111) with moderate to high confidence (70%), supported by evidence indicating harvested user credentials and clipboard contents. Under the Collection tactic, the analysis identified Clipboard Data (T1115) with high confidence (90%), supported by evidence indicating five extensions harvested clipboard contents, including wallet addresses and Data from Local System (T1005) with moderate to high confidence (80%), supported by evidence indicating stole wallet recovery phrases, private keys, and credentials. Under the Command and Control tactic, the analysis identified Application Layer Protocol: Web Protocols (T1071.001) with moderate to high confidence (80%), supported by evidence indicating data exfiltrated to Cloudflare Worker endpoints and hardcoded HTTP servers and Encrypted Channel: Asymmetric Cryptography (T1573.002) with moderate confidence (60%), supported by evidence indicating used Supabase projects for remote control of phishing pages. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with high confidence (90%), supported by evidence indicating recovery phrases sent to attackers; data exfiltrated to 77.91.100.175. Under the Defense Evasion tactic, the analysis identified Masquerading: Match Legitimate Name or Location (T1036.005) with high confidence (90%), supported by evidence indicating extensions masquerade as legitimate crypto wallets (OKX, Rabby Wallet, TronLink) and Deobfuscate/Decode Files or Information (T1140) with moderate to high confidence (70%), supported by evidence indicating modified Rabby Wallet code to embed theft functionality. Under the Impact tactic, the analysis identified Resource Hijacking (T1496) with moderate to high confidence (80%), supported by evidence indicating full control over victim’s crypto wallet, enabling unauthorized asset transfers. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.

Initial Access
Drive-by Compromise (80%)
User Execution: Malicious File (90%)
Execution
User Execution: Malicious File (90%)
Credential Access
Input Capture: Keylogging (90%)
Unsecured Credentials: Credentials In Files (80%)
Two-Factor Authentication Interception (70%)
Collection
Clipboard Data (90%)
Data from Local System (80%)
Command and Control
Application Layer Protocol: Web Protocols (80%)
Encrypted Channel: Asymmetric Cryptography (60%)
Exfiltration
Exfiltration Over C2 Channel (90%)
Defense Evasion
Masquerading: Match Legitimate Name or Location (90%)
Deobfuscate/Decode Files or Information (70%)
Impact
Resource Hijacking (80%)

Sources & References