| SYMBOL | COMMON_NAME | aka. SYNONYMS |
TEMP_Heretic is a threat actor that has been observed engaging in targeted spear-phishing campaigns. They exploit vulnerabilities in email platforms, such as Zimbra, to exfiltrate emails from government, military, and media organizations. They use multiple outlook.com email addresses and manually craft content for each email before sending it.
There are currently no families associated with this actor.
| 2023-01-01
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ESET Research
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Mass-spreading campaign targeting Zimbra users TEMP_Heretic |
| 2022-02-03
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Volexity
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Operation EmailThief: Active Exploitation of Zero-day XSS Vulnerability in Zimbra TEMP_Heretic |