Malware
MESSAGETAP
MESSAGETAP is a 64-bit ELF data miner initially loaded by an installation script.
MESSAGETAP is a Linux malware family operated by APT41.
Background
MESSAGETAP is a 64-bit ELF data miner that is first deployed through an installation script. Its purpose is to watch for and capture SMS traffic matching particular phone numbers, IMSI numbers and keywords so it can later be stolen.
Source: Malpedia (Fraunhofer FKIE).