Shell marks from being hit by a Soviet T-34-85 while in Finnish service.
Manufactured in 1942. Captured in April 1942 by Finnish forces, after which it served in the Finnish army until 1945.
https://www.panssarimuseo.fi/wp-content/uploads/2017/11/Raskas-taistelupsv-KV-1-m-1942_esittelytaulu.jpg
from museum website