Entered the house late at night: Kohberger quietly entered the house at 1122 King Road, Moscow in the early hours of November 13, 2022, while the victims were asleep.

– Wore silent footwear and a mask: He wore black clothing and a mask to hide his identity and avoid detection on surveillance footage. – 

First attacked victims upstairs: He likely began by attacking Madison Mogen and Kaylee Goncalves, who were sleeping in the same bed on the upper floor.

Multiple stab wounds inflicted: Each victim suffered multiple stab wounds, and signs of defensive injuries suggest that some tried to resist.

Moved quickly to the lower floor: After the upstairs killings, he moved downstairs and attacked Xana Kernodle and Ethan Chapin, who were in another room.

Moved silently inside the house: He moved very quietly to avoid waking the surviving roommates. One roommate later reported seeing a masked man inside.

Dropped the knife sheath while fleeing: While fleeing the scene, he accidentally left behind the Ka-Bar knife sheath, which contained his DNA — the major clue for investigators.

No guns or loud noises used: He did not use any firearms or make loud noises. The entire act was committed silently using the knife.

1. Murders completed in minutes: Investigators estimate the entire crime took about 8–12 minutes, after which he escaped in his car.