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Preface: Australia’s government and institutions are being targeted by ongoing sophisticated state-based cyber hacks, Prime Minister Scott Morrison says. Mr Morrison did not name specific cases but said it had spanned “government, industry, political organizations, education, health, essential service providers and operators of other critical infrastructure”. 19th June 2020
Technical details: Long story short. The nick name of this attack ‘Copy-Paste Compromises. It is derived from the cyber attacker heavy use of proof of concept exploit code, web shells and other tools copied almost identically from open source. For more details, please refer below link to download the report.
Attack highlights: Web shells are difficult to detect as they are easily modified by attackers and often employ encryption, encoding, and obfuscation. When a potential web shell is detected, administrators should validate the file’s origin and authenticity.
Recommendation: In normal circumstances, firewall locked down rule (deny any source to any destination) is hard to do the analytic through eyeball. But the attack vector designated to Australia. In order to avoid cyber attack in your firm. So firewall administrator should check their SIEM see whether it can find out the hints. If no such facility installed, Perhaps export the web server log see whether you can find out the attack activities details.