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Hack history / 2025 / Hack or exploit

Seedify

Hack or exploit on Sep 23, 2025 · Private Key Compromised

SOURCES DISAGREE ON DATE OR LOSS · 3 SOURCES
Lost
$1.7M
sources: $1.2M to $1.7M
Returned
none listed
as the sources state it
Rank
#754
among thefts by dollars lost

What happened

On September 23, 2025 at 12:05 UTC, attackers linked to North Korean 'Contagious Interview' operation used a compromised developer key to reconfigure Seedify's Avalanche bridge contract, enabling unauthorized SFUND minting across Ethereum, Arbitrum, and Base. The attacker sold ~$1.2M on BNB Chain before ~$200K was frozen at an exchange.

Details

Date
Sep 23, 2025
Kind
Hack or exploit
Method
Private Key Compromised
How in
Keys, accounts and infrastructure
Target
DeFi protocol
Chains
BNB Chain, Avalanche, Polygon, Ethereum

After the theft

Frozen
$200K
“The attacker sold ~$1.2M on BNB Chain before ~$200K was frozen at an exchange.” (DefiLlama)

Reported by

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Cite this pageSwanBluechip, "Seedify hack, Sep 23, 2025: $1.7M lost", Crypto hack history, https://swan-hack-tracker.pages.dev/history/i/htc6be22efbe/ (data as of 2026-10-31).
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