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Dridex (2016-04-12)

Low
Published: Tue Apr 12 2016 (04/12/2016, 00:00:00 UTC)
Source: CIRCL
Vendor/Project: circl
Product: incident-classification

Description

Dridex (2016-04-12)

AI-Powered Analysis

AILast updated: 07/03/2025, 03:41:57 UTC

Technical Analysis

Dridex is a well-known banking Trojan malware family that has been active since at least 2014. The specific reference here is to a Dridex incident dated April 12, 2016. Dridex primarily targets Windows systems and is designed to steal banking credentials by injecting malicious code into web browsers and intercepting online banking sessions. It often spreads via phishing emails containing malicious attachments or links, exploiting social engineering to trick users into executing the malware. Once installed, Dridex can harvest credentials, perform web injections, and facilitate fraudulent transactions. Although this particular entry from CIRCL does not provide detailed technical specifics or affected versions, Dridex’s modus operandi typically involves sophisticated evasion techniques, including the use of encrypted communications with command and control servers and modular payloads to update capabilities. The threat level indicated is moderate (3 on an unspecified scale), and the severity is marked as low in this record, possibly reflecting the dated nature of this specific incident or limited impact data. No known exploits in the wild are reported in this entry, which may indicate that this record is more of an incident classification rather than a new or active exploit vector. However, Dridex remains a persistent threat in the malware landscape due to its financial theft focus and continued evolution over time.

Potential Impact

For European organizations, Dridex poses a significant risk primarily to financial institutions, enterprises with online banking dependencies, and any organization with employees who perform financial transactions or access sensitive financial data. The malware’s ability to steal credentials can lead to direct financial losses, unauthorized fund transfers, and potential regulatory penalties under GDPR if personal data is compromised. Additionally, the presence of Dridex infections can damage organizational reputation and trust with customers and partners. Given Europe’s strong banking sector and high digital banking adoption, the impact can be substantial, especially for SMEs that may lack advanced cybersecurity defenses. The indirect impact includes increased operational costs due to incident response, forensic investigations, and potential legal liabilities. Although this specific incident is dated and marked as low severity, the Dridex family’s ongoing activity means European organizations must remain vigilant against similar threats.

Mitigation Recommendations

To mitigate Dridex infections, European organizations should implement targeted controls beyond generic advice: 1) Deploy advanced email filtering solutions that use machine learning to detect phishing attempts and malicious attachments, focusing on macro-enabled Office documents which are common Dridex vectors. 2) Enforce strict macro policies in Office applications, disabling macros by default and only enabling them for trusted documents. 3) Utilize endpoint detection and response (EDR) tools capable of identifying behavioral indicators of Dridex, such as unusual browser injection activities or suspicious network communications. 4) Conduct regular user awareness training emphasizing phishing recognition and safe handling of email attachments. 5) Implement multi-factor authentication (MFA) for all financial and sensitive systems to reduce the impact of credential theft. 6) Monitor network traffic for anomalous outbound connections to known Dridex command and control servers using threat intelligence feeds. 7) Keep all systems and security software up to date to prevent exploitation of known vulnerabilities that could facilitate malware execution. 8) Establish incident response playbooks specifically addressing banking Trojans to enable rapid containment and remediation.

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Technical Details

Threat Level
3
Analysis
0
Original Timestamp
1460470661

Threat ID: 682acdbcbbaf20d303f0b3bd

Added to database: 5/19/2025, 6:20:44 AM

Last enriched: 7/3/2025, 3:41:57 AM

Last updated: 8/17/2025, 8:56:24 AM

Views: 11

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