Update, June 18, 8:01 am UTC: This article has been updated to include a section on Gonjeshke Darande.
Iran-based cryptocurrency exchange Nobitex has been exploited for over $73 million of digital assets, according to onchain investigator ZachXBT.
The attack, disclosed in a Wednesday Telegram post, drained at least $73 million in assets across the Tron network and Ethereum Virtual Machine (EVM)-compatible blockchains, though only a portion is confirmed lost.
ZachXBT spotted attackers using a âvanity addressâ to exploit the protocol, which resulted in âsuspicious outflowsâ from multiple Nobitex-linked wallets.
A vanity address refers to a public wallet address with a specific, user-defined sequence of characters. The first $49 million was stolen through the address âTKFuckiRGCTerroristsNoBiTEXy2r7mNX.â The second address used was â0xffFFfFFffFFffFfFffFFfFfFfFFFFfFfFFFFDead,â according to Tronscan.
Nobitex confirmed that a portion of its hot wallets saw signs of âunauthorized access,â which was immediately âsuspendedâ upon detection.
âUsersâ assets are completely secure according to cold storage standards, and the above incident only affected a portion of the assets in hot wallets,â Nobitex said in an X post, adding that âall damages will be compensated through the insurance fund and Nobitex resources.â
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The breach adds to a growing list of crypto industry hacks in 2025. More than $2.1 billion in digital assets have been stolen so far this year, according to blockchain security firm CertiK.
âThe majority of this $2.1 billion was caused by wallet compromises, key mismanagement and operational issues,â Ronghui Gu, the co-founder of CertiK, told Cointelegraph during the Chain Reaction daily X spaces show on June 2.
He added that social engineering scams such as address poisoning are now more common than protocol-level hacks. These attacks rely on psychological manipulation to trick users into transferring assets to fraudulent wallets.
Social engineering schemes like address poisoning donât require any hacking. Instead, attackers trick victims into sending assets to fraudulent wallet addresses.
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Pro-Israel hacker group claims responsibility
A pro-Israel hacker group calling itself âGonjeshke Darandeâ has claimed responsibility for the Nobitex hack.
In a post on X, the group said it would release the exchangeâs source code and internal files within 24 hours, warning that any remaining assets on the platform âwill be at risk.â
âThe Nobitex exchange is at the heart of the regimeâs efforts to finance terror worldwide, as well as being the regimeâs favorite sanctions violation tool,â the group wrote.
âThe regimeâs dependence on Nobitex is evident from the fact that working at Nobitex is considered valid military service, as it is considered vital to the regimeâs efforts,â the group said, urging users to âtake action before itâs too late.â
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