Malware
Zergeca
Zergeca is a DDoS-botnet and backdoor written in Golang.
Zergeca is a Linux malware family.
Background
Zergeca is a Golang-based backdoor and DDoS botnet. For packing it relies on a modified version of UPX whose magic number is 0x30219101 rather than the usual "UPX!". Its spread occurs through weak telnet credentials and known vulnerabilities.
Source: Malpedia (Fraunhofer FKIE).