The name appears to be a compressed file containing an audio collection or digital copies of books from the Squish graphic novel series by Jennifer L. Holm and Matthew Holm .
Squish Audio Collection: 5-8: Game On!; Fear the Amoeba; Deadly Disease of Doom; Pod vs. Pod; Audiobook (Digital); Author - Jennifer L. Holm Sqsh.7_8.Jnnfr.L.Hlm.zip
Specifically, the "7_8" and "Jnnfr.L.Hlm" likely refer to the 7th and 8th installments of the series, created by Jennifer L. Holm: (2015) Book 8: Pod vs. Pod (2016) Series Overview The name appears to be a compressed file