Euler group denies on-chain sleuth was a suspect in hack case

by Jeremy

The pseudonymous Twitter consumer and blockchain investigator Officer’s Notes believes they might have been a suspect within the $195 million Euler Finance hack. In an April 4 Twitter thread, the safety researcher acknowledged, “Looks as if I used to be a suspect on this case, as normal.”

The Euler group has denied that Officer’s Notes was a suspect, claiming as an alternative that the researcher was useful within the investigation.

Officer’s Notes, also called Officer_cia, is a safety researcher, blogger, and auditor for blockchain safety agency Pessimistic, based on the consumer’s Twitter bio. Their weblog posts are featured on Pessimistic’s official web site and comprise in-depth explanations of crypto safety matters. In addition they keep the Crypto Op Sec Self Guard GitHub repo, which options privateness instruments for crypto customers.

Of their Twitter thread, Officer’s Notes acknowledged that the Euler group woke them up “in the course of the night time,” asking for entry knowledge logs from the Op Sec repo, together with IP addresses of people that have visited it. Officer’s Notes complied with the request after being advised “This knowledge was essential within the investigation.”

Officer’s Notes expressed regret for handing out this data, seeing it as a violation of readers’ privateness:

So if you happen to’ve ever interacted with my repositories, I hope you have completed it underneath a VPN. I’ve no method of understanding what is going to occur to that knowledge. I’m sorry.

The blogger acknowledged they may have been seen as a suspect within the Euler hacking case however protested the notion as a result of they had been too busy to commit any such crime: 

“Actually, if I wished to hack the protocol, would I be in my third yr of running a blog and dealing? Please give it some thought. I am glad you want my nickname, however you possibly can’t exaggerate jokes like that.”

Associated: Sentiment recovers $870K after negotiations with hacker

In a dialog with Cointelegraph, a consultant from Euler acknowledged that Officer’s Notes was by no means a suspect and that the group later thanked them for his or her assist with the case:

“The investigation reached out to Officer CIA for assist at some extent when it believed a few of his safety instruments had been being utilized by the attacker to keep away from detection. At no level was he believed by anybody at Euler to have performed a component within the exploit. He was later thanked for the assistance he gave, despite the fact that he had been inadvertently left off the preliminary communications checklist.”

Euler Finance was the sufferer of a flash mortgage exploit on March 13. Over $195 million value of crypto was stolen within the assault. On March 20, the attacker tried to open negotiations with the Euler group to return the stolen funds. On March 18, they posted an apology letter to the Ethereum community saying, “I didn’t wish to, however I messed with others’ cash, others’ jobs, others’ lives […] I’m sorry.”

Euler exploiter’s publicly posted apology. Supply: Ethereum transaction hash.

The attacker returned the entire recoverable funds by April 4.