VERY IMPORTANT

A recent post from EST Security revealed the use of Android spyware in spear phishing email attachments linked to the North Korean Reaper group (also known as APT37, Scarcruft, Group 123 or Red Eyes), highlighting a new mobile vector added to the threat group’s toolkit. This post provides our analysis of KevDroid., as well as details on the discovery of previously unknown trojanized versions of a Bitcoin Ticker Widget and a PyeongChang Winter Games application, that are downloaders for the spyware variants.