Adversaries may target an Exchange server, Office 365, or Google Workspace to collect sensitive information. Adversaries may leverage a user's credentials and interact directly with the Exchange server to acquire information from within a network. Adversaries may also access externally facing Exchange services, Office 365, or Google Workspace to access email using credentials or access tokens. Tools such as MailSniper can be used to automate searches for specific keywords.1
- Cybersecurity Advisory GRU Brute Force Campaign July 2021
使用该技术的组织
| 组织 | 名称 | 国家 |
|---|---|---|
| grp_g0085 | FIN4 | — |
| grp_g0004 | Ke3chang | — |
| grp_g0077 | Leafminer | Iran |
| grp_g0114 | Chimera | China |
| grp_g0035 | Dragonfly | Russia |
| grp_g0006 | APT1 | China |
| grp_g1055 | VOID MANTICORE | — |
| grp_g1033 | Star Blizzard | — |
| grp_g0125 | HAFNIUM | — |
| grp_g0094 | Kimsuky | DPRK |
| grp_g0059 | Magic Hound | Iran |
| grp_g0007 | APT28 | Russia |
| grp_g0016 | APT29 | Russia |
断言
尚无指向该技术的公开断言。
记录自动入库·未人工复核;置信度与有效期按引用读取。