hide (someone's) tracks

Translations
заметать (чьи-то) следы
The thief tried to hide his tracks by deleting all the files.
Вор пытался заметать свои следы, удаляя все файлы.
Definitions
To conceal or eliminate evidence of someone's actions or whereabouts, making it difficult for others to trace or discover what they have done.
Words
track

noun
трек
hide

verb
прятать