Subway-themed trading bot makes millions using ‘sandwich’ attacks

1 year ago

An anonymous Maximal Extractable Value (MEV) bot relation has cashed successful good implicit $1 cardinal this week by executing “sandwich attacks” against buyers and sellers of 2 caller meme coins.

The wallet address, linked to the Ethereum Name Service (ENS) domain “jaredfromsubway.eth” made $950,000 from the sandwich attacks connected April 18 and profited astir $300,000 and $400,000 connected April 17 and 19 respectively according to an April 19 tweet from nonfungible token (NFT) information level Sealaunch.

After closing the time of yesterday with a nett adjacent to $1M, jaredfromsubway.eth MEV bot is already profiting adjacent to $400K contiguous pic.twitter.com/VxouxAc59s

— sealaunch.xyz (@SeaLaunch_) April 19, 2023

The bot's ENS domain is simply a apt tongue-in-cheek motion to the fashionable sandwich concatenation and its disgraced erstwhile spokesperson Jared Fogle.

Over a 24-hour play betwixt April 18 to 19, 7% of each Ethereum state fees were spent by the MEV bot, Sealaunch explained successful a abstracted post.

A ample proportionality of the profits came from attacks connected trading enactment relating to 2 caller meme coins, Pepe (PEPE) and Wojak (WOJAK), which has helped propel jaredfromsubway.eth to the go the largest state guzzler implicit the past time and week, crypto researcher Matt Willemsen explained:

Wondering wherefore state is truthful damn high? ‍

jaredfromsubway.eth (lmao) is perfectly cleaning up by sandwich-attacking $PEPE and $WOJAK trading activity. They are #1 state spender implicit the past time and week.

MEV sandwich bots connected Ethereum person made $100M+ since the weekend. https://t.co/qhxyxlac20

— Matt Willemsen (@matt_willemsen) April 19, 2023

A sandwich onslaught occurs erstwhile an attacker "sandwiches" a victim's transaction betwixt their ain 2 transactions successful bid to manipulate the terms and nett from the user.

This is imaginable due to the fact that the victim's transaction is archetypal sent to the mempool wherever it waits to beryllium added to the adjacent block. In the meantime, the attacker sets 1 transaction with a precocious state interest — to guarantee it is accepted archetypal — and different transaction with a little state interest to guarantee it is accepted aft the victim's transaction.

The attacker profits by buying the victim’s token astatine a terms cheaper than marketplace value, past sells it wrong the aforesaid artifact — taking successful the quality betwixt the gross from the transaction minus the state fees.

The ample profits pocketed by jaredfromsubway.eth came from astir $1.2 cardinal being spent connected state fees betwixt April 18 and 19, according to information shared by Thomas Mattimore, the caput of level astatine the Reserve Protocol.

The MEV bot relation has spent implicit $7 cardinal successful state fees crossed 180,000 transactions, according to Sealaunch.

While immoderate are finding the wit successful the MEV bot’s domain sanction and actions, not each are happy.

Related: Tether blacklists validator code that drained MEV bots for $25M

One expert for on-chain analytics steadfast Glassnode questioned the “value” of the enactment jaredfromsubway.eth is providing to the world.

Other Twitter users went 1 measurement further expressing their hatred and vexation toward the MEV bot operator.

when one spot jaredfromsubway.eth connected the shitcoin one conscionable aped my full networth into pic.twitter.com/heK4bnbikf

— DRT (@pepeDRT) April 19, 2023

According to MEV Blocker, MEV bots person extracted much than $1.38 cardinal from Ethereum users attempting to trade, supply liquidity and mint NFTs.

Several MEV Block projects person been launched successful caller months to assistance support Ethereum users from sandwich attacks.

Magazine: Magazine: ‘Account abstraction’ supercharges Ethereum wallets: Dummies guide

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