Working our way through the last couple of weeks in 2021. This week had several interesting hacks and attempts with Visor Finance getting compromised 3rd time this year. Users of NFT projects continue getting targeted on Discord in a never ending stream of fake airdrops.

News

• Teenage Suspect in $16M DeFi Hack Wanted for Arrest in Canada. Indexed Finance has previously identified the attacker back in October.

Scams

• Monkey Kingdom Hack users lost 7,000 SOL ($1.2 million) on Solana NFT mint due to a hack that happened on the Discord channel.

Hacks

• On December 20, 2021 Bent Finance was exploited by an insider who introduced malicious code through an upgrade.

• On December 21, 2021 Visor Finance lost $8M after an attacker exploited contract’s trust properties.

• On December 24, 2021 Terra Mirror governance was targeted with a spam attack designed to steal 25M MIR. The attack was identified and the malicious governance proposal voted down.

Malware

• ‘Spider-Man: No Way Home’ Download Installs Cryptominer.

• Scammers target Telegram users with Echelon infostealer to empty crypto wallets.

Research

• Fuzzing Complex Projects With Echidna: Sushi's BentoBox.

• A Hacker’s Guide to Submitting Bugs on Immunefi.

• TRM Talks: NFT Risks and Opportunities.

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