Then output encrypted public key with format '%s%d%s%d%s'. But char strings and immediate values are highly possible to be found.Īt file offset +0x01A12090 in libcc.dll, stored as char string: 'D75125B70767B94145B47C1CB3C0755EĪt file offset +0x0059D799 in libcc.dll, stored as immediate value in a instruction: 0xFE 0圎A 0xBC 0x01Īt file offset +0x01A11DA0 in libcc.dll, stored as char string: 'E1CED09B9C2186BF71A70C0FE2F1E0AEĪt file offset +0x0059D77F in libcc.dll, stored as immediate value in a instruction: 0x59 0x08 0x01 0x00Īt file offset + 0x1A11D8C in libcc.dll, stored as char string: '92933' I DO NOT guarantee that offset values are absolutely correct in other versions. The following content is discovered from libcc.dll of Navicat Premium 圆4 12.0.25 Simplified Chinese version.

To avoid being replaced easily, the public key is split into 5 parts: Instead, the public key is stored in libcc.dll and has been encrypted. Start from Navicat Premium 12.0.25, Navicat do not load this public key from resource in navicat.exe.

I would be very appreciated for your generous. If you have the corresponding private key, you can tell me. YyQ1Wt4Ot12lxf0wVIR5mcGN7XCXJRHOFHSf1gzXWabRSvmt1nrl7sW6cjxljuuQ WPH6rvChGl1IRKrxMtqLielsvajUjyrgOC6NmymYMvZNER3htFEtL1eQbCyTfDmt R0QgZFbRnU0frj34fiVmgYiLuZSAmIbs8ZxiHPdp1oD4tUpvsFci4QJtYNjNnGU2 QdW9M2dIdh3jG9yPcmLnmJiGpBF4E9VHSMGe8oPAy2kJDmdNt4BcEygvssEfginvĪ5t5jm352UAoDosUJkTXGQhpAWMF4fBmBpO3EedG62rOsqMBgmSdAyxCSPBRJIOF MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw1dqF3SkCaAAmMzs889I You can see it by a software called Resource Hacker.

It is stored in navicat.exe as a kind of resource called RCData. It is a RSA-2048 public key that Navicat used to encrypt or decrypt offline activation information.

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