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MEV Bot OxBAD... Incident Analysis

ID: 6ea1f361-8762-565d-90fa-fb194ae2a1d0

STIX ID: report--6ea1f361-8762-565d-90fa-fb194ae2a1d0

Feed Name: CertiK Blog

Threat Score
70/100

Date Published: 2022-09-28

Date Updated: 2026-06-11

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On 27 September 2022 an MEV bot (0xBAD) was exploited and ~1,101 WETH (~$1.46M) was transferred to an attacker; the report reconstructs the attack chain (exploit contract calling dydx.SoloMargin.operate which triggers a delegateCall to MEVBot.callFunction that approved WETH), shows on-chain transaction evidence and message exchanges between the bot owner and exploiter, and documents community reaction.

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