Here is the full list of all 34 The Red Front achievements.
Kill your first Nazi
Kill 100 Nazi Soldiers
Squish 100 Nazi Soldiers
Kill 10,000 Nazi Soldiers
Squish 1000 Nazi Soldiers
Win a battle against Mutants
Win a battle at night
Win with all mutations Enabled
Kill Hitler
Defend Moscow
This all looks nominal
Visit the Bunker
How did they sneak this in?
Kill 5 Enemies with 1 Rocket
Get Shot 10,000 Times
Survive on 1 health for 5 seconds
Kill Hitler with 6 Mutations
Kill a Nazi Supertank
Survive 100 Explosions
Battle during a storm.
Live 100 waves in Survival
Live 75 waves in Survival
Live 150 waves in Survival
There aren't any cows...
Prepared like food...
This doesn't look good
Struck by Lightning
Do not sniff!
Looks like a spellbook
Looks Unholy
It's still warm.
Kill 100 Enemy Tanks
Open the portal
Live 50 waves in Survival