Malware: WellMail

Description

[WellMail](https://attack.mitre.org/software/S0515) is a lightweight malware written in Golang used by [APT29](https://attack.mitre.org/groups/G0016), similar in design and structure to [WellMess](https://attack.mitre.org/software/S0514).(Citation: CISA WellMail July 2020)(Citation: NCSC APT29 July 2020)

External References

• mitre-attack
• CISA WellMail July 2020
• NCSC APT29 July 2020

Techniques Used by This Malware

• T1005 — Data from Local System
• T1016 — System Network Configuration Discovery
• T1033 — System Owner/User Discovery
• T1095 — Non-Application Layer Protocol
• T1105 — Ingress Tool Transfer
• T1140 — Deobfuscate/Decode Files or Information
• T1560 — Archive Collected Data
• T1571 — Non-Standard Port
• T1573.002 — Asymmetric Cryptography

APT Groups Using This Malware

• APT29