BTC $86,532.10 +2.04%
ETH $2,725.85 +1.32%
BNB $794.70 +1.29%
XRP $1.52 +2.09%
SOL $121.33 +1.07%
TRX $0.3355 +0.03%
DOGE $0.0960 +3.37%
ADA $0.2621 +7.49%
BCH $318.27 -0.23%
LINK $14.22 +0.60%
HYPE $90.35 +1.01%
AAVE $179.58 -1.62%
SUI $1.21 +3.24%
XLM $0.2236 +3.37%
ZEC $1,351.35 +2.55%
AAPL $333.59 +0.09%
AMZN $252.27 -0.08%
GOOGL $344.58 +0.21%
MSFT $517.33 -0.08%
META $728.66 -0.26%
NVDA $235.60 +0.27%
TSLA $374.07 +0.74%
SNDK $1,734.32 +1.02%
INTC $118.10 +0.69%
SPCX $160.59 +0.99%
MU $1,078.28 +1.04%
AMD $640.03 +1.03%
BTC $86,532.10 +2.04%
ETH $2,725.85 +1.32%
BNB $794.70 +1.29%
XRP $1.52 +2.09%
SOL $121.33 +1.07%
TRX $0.3355 +0.03%
DOGE $0.0960 +3.37%
ADA $0.2621 +7.49%
BCH $318.27 -0.23%
LINK $14.22 +0.60%
HYPE $90.35 +1.01%
AAVE $179.58 -1.62%
SUI $1.21 +3.24%
XLM $0.2236 +3.37%
ZEC $1,351.35 +2.55%
AAPL $333.59 +0.09%
AMZN $252.27 -0.08%
GOOGL $344.58 +0.21%
MSFT $517.33 -0.08%
META $728.66 -0.26%
NVDA $235.60 +0.27%
TSLA $374.07 +0.74%
SNDK $1,734.32 +1.02%
INTC $118.10 +0.69%
SPCX $160.59 +0.99%
MU $1,078.28 +1.04%
AMD $640.03 +1.03%

DPC 代币合约遭受黑客攻击,损失逾10万美元

2022-09-10 10:53:27

链捕手消息,据 Beosin EagleEye 平台监测显示,DPC 代币合约遭受黑客攻击,损失约 103755 美元。

Beosin 安全团队分析发现攻击者首先利用 DPC 代币合约中的 tokenAirdop 函数为满足领取奖励条件做准备,然后攻击者使用 USDT 兑换 DPC 代币再添加流动性获得 LP 代币,再抵押 LP 代币在代币合约中。前面的准备,是为了满足领奖条件。然后攻击者反复调用 DPC 代币中的claimStakeLp函数反复领取奖励。因为在getClaimQuota函数中的” ClaimQuota = ClaimQuota.add(oldClaimQuota[addr]);”,导致奖励可以一直累积。最后攻击者调用 DPC 合约中 claimDpcAirdrop 函数提取出奖励(DPC代币),换成 USDT 离场。目前被盗资金还存放在攻击者地址,Beosin 安全团队将持续跟踪。

app_icon
ChainCatcher 与创新者共建Web3世界