Flash loan exploit empties $25 million from Popsicle Finance

Popsicle Finance, a DeFi platform, lost $25 million to a bug exploited with flash loans. The organization later reimbursed users who lost money to the exploit.

Russian Ponzi scheme collapses after defrauding investors of around $95 million

Finiko, a Russian operation that turned out to be a Ponzi scheme, collapsed in July 2021 after defrauding approximately $95 million from people. Investors, facing difficult economic conditions in Russia, were promised they could see returns of up to 30% a month.

An attacker steals coins by giving out coins of their own

An attacker giving out free UniH tokens was able to exploit a bug in a non-standard token contract and steal RUNE tokens from unsuspecting victims. By baiting people into selling their new UniH tokens, the attacker was able to execute malicious code that transferred any RUNE tokens also in their wallet. This was the fourth exploit pertaining to the Thorchain platform in the month of July.

Norton Antivirus now sneakily installs a crypto miner on your computer so you can mine crypto (and give some to them)

Norton, the makers of the popular Norton Antivirus software, started installing "Norton Crypto" on customers' machines when they install the popular Norton 360 antivirus and malware protection software. It mines Ethereum, skimming 15% for Norton of course. They don't seem to mention that the energy costs incurred by crypto mining on a personal machine are likely to exceed any actual mining proceeds.

Coinbase said its USD Coin would be fully backed 1-1 with USD. It isn't.

Coinbase's USD Coin claimed that there was $1 "in a bank account" to back it, meaning that if everyone hypothetically tried to redeem their USDC at once at any given time, it would be possible. A July disclosure showed that this wasn't true, and that the coin was actually backed by commercial paper, corporate bonds, and other assets. Bloomberg speculated that the FTC might investigate the claim as a possible "unfair or deceptive act or practice".

StableMagnet makes off with $27 million in rug pull

StableMagnet creators rugpulled about $27 million from users by swapping out linked library code. Users who had StableMagnet linked to their cryptocurrency wallets saw their wallets drained.

A not-so-stable stablecoin, titan, comes crashing down

An illustration of a gold coin with a large T, and the word titan spelled on the rimTitan coin illustration (attribution)
The cryptocurrency "titan" dropped from $65 to $0.000000024 within a few hours, despite being a stablecoin that is supposed to be much less volatile than most cryptocurrencies. As the price began to drop, the smart contract encountered a bug that prevented investors from selling their holdings. Among those burned by the coin's crash was billionaire investor Mark Cuban, who had blogged about the token only days prior.

Hacker nets $6.3 million in Belt Finance exploit

Belt Finance fell victim to a flash loan attack which netted an attacker $6.3 million. This was yet another exploit targeting a protocol built on the Binance Smart Chain protocol, following other attacks over the previous five months on C.R.E.A.M. Finance, bEarn, Bogged Finance, Uranium Finance, Meerkat Finance, SafeMoon, Spartan Protocol, BurgerSwap, and PancakeBunny.

SEC begins case against those involved in alleged $2 billion BitConnect fraud

The SEC filed an action against five individuals that they alleged promoted unregistered securities in a $2 billion investment scheme, which they described as a "lending program". In September, the SEC also charged BitConnect's founder, Satish Kumbhani, for his role in the scheme, as well as an additional promoter.

"Trivial" bug costs BurgerSwap $7.2 million

A missing line of code made it "trivally" easy for an attacker to use a flash loan attack to pull $7.2 million from the DeFi platform BurgerSwap. BurgerSwap said it would "strive to cover all [users'] loss".

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