ChainBleedv0.1 · open intel
← back to feed·BSCLOGIC2021-05-08 · 5y ago
Incident · SLOWMIST

Rari Capital

Contract Vulnerability
Estimated loss
$14.00M
VERDICT —UNRATED
Verdict pending. Auto-ingested incidents are reviewed before a public verdict is rendered.
▰ METHOD
LOGIC
LOGICBYTECODE CATCHABLEAI SCANNABLE
Root cause

Root-cause analysis not yet published. The incident description below contains all currently available signal — review the attack transaction directly for definitive forensics.

▰ PROOF OF CONCEPT
DEFIHACKLABS
src/test/2021-05/RariCapital_exp.sol
view forked test on github ↗

Reproducible Foundry test fork from SunWeb3Sec/DeFiHackLabs. Clone the repo, run forge test against the file path above, and replay the exploit against a mainnet fork at the historical block. Use for reproduction only — not for live targets.

Forensic narrative

DeFi robo-advisor agreement Rari Capital stated on Twitter that its ETH fund pool had a vulnerability caused by the integration of the Alpha Finance Lab protocol, which was attacked. The rebalancer has now removed all funds from Alpha. The team stated that it is still investigating and evaluating, and a full report will be released in the future. Data shows that about 14 million U.S. dollars of funds were transferred by the attackers. The Alpha Finance team stated that the funds on Alpha Homora are safe. In this attack, the address of Rari Capital had previously attacked Value DeFi on the Binance Smart Chain. Attack method (per SlowMist): Contract Vulnerability. Reported loss: $ 14,000,000.

Primary source
https://medium.com/rari-capital/5-8-2021-rari-ethereum-pool-post-mortem-60aab6a6f8f9
Sourced from
slowmist
Technical record
chain
bsc
protocol
Rari Capital
bug_class
logic
date_occurred
2021-05-08
loss_usd
$14,000,000
source_id
sm:rari-capital::2021-05-08
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