Encypted Excel VBA Project with NotePad++

 Software needed:

1. Excel

2. Winrar

3. NotePad++

Step:

1. Change ***.xlsm to ***.zip

2. Open ***.zip with Winrar

3. Go to folder "xl"

4. copy vbaproject.bin to another place

5. open vbaproject.bin with notepad++

6. Search and find CMG=, DPB=, GC

7. Replace the strings of these 3 with "F" same number of  characters of original string. You can use the excel function to generate the string

8. save and close notepad++

9. copy the new vbaproject.bin into ***.zip/xl, replace the original vbaproject.bin

10. close winrar

11. change ***.zip to ***.xlsm

12. Done. Now it is encrypted.