Summary Points
- Three Malaysian banks suffered outages affecting interbank withdrawals, mobile apps and websites; cyberattacks have not been confirmed.
- No threat actor or attack method has been identified.
- A social-media map alleged external threats targeting Cyberjaya, Shah Alam and Petaling Jaya; the claim is unverified.
Threat, Techniques, and Targets
– Malaysia kept its cyber threat level at moderate. The government said the situation remained under control.
– Three banks reported service disruptions on the same day. Bank Simpanan Nasional, Bank Islam, and Bank Rakyat cited problems with interbank withdrawals, mobile apps, and official websites.
– However, authorities have not confirmed that cyberattacks caused the disruptions. The report does not describe any attack techniques.
– A threat map shared on social media claimed that external threats targeted Cyberjaya, Shah Alam, and Petaling Jaya. The authorities did not confirm the map’s claims. Therefore, treat them as unverified.
Impact, Security Implications, and Guidance
– The disruptions affected some banking services. Meanwhile, the National Cyber Coordination and Command Centre monitored the incidents with relevant parties.
– Bank Negara Malaysia said it was using integrated contingency measures and monitoring the cybersecurity of critical infrastructure entities under its supervision. NACSA also worked with those entities to detect and address threats and protect essential services.
– Authorities urged the public not to believe or share unverified claims on social media. The report provides no specific remediation steps for customers. For guidance, contact the relevant bank or authority.
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