NIMBUS MANTICORE

NIMBUS MANTICORE is a State Sponsored cyber espionage group associated with the Iranian Regime specifically the Iranian Revolutionary Guard Corps (IRGC). NIMBUS MANTICORE has employed social engineering attacks to include HR related themes and has leveraged custom malware against its victims. NIMBUS MANTICORE has sought sensitive information in victims’ environments to include network/IT documentation, intellectual property and emails. NIMBUS MANTICORE has also leveraged compromised organizations as pivot points to access other organizations of interest. NIMBUS MANTICORE has been active since 2021 and has targeted critical infrastructure organizations to include aviation, aerospace, telecommunications and defense and information technology related organizations within the United States, Australia, Midde East and Europe.¹²³⁴

1. Mandiant_UNC1549TTPsTools_Nov2025
2. CheckPoint_NimbusManticore_May2026
3. CheckPoint_NimbusManticoreEurope_Sept2025
4. Mandiant_UNC1549_Feb2024

断言与引用

每条断言来自写入方；provenance 是写入方声称，不是本目录的复核结论。有效期按引用年份读取。

技术使用

别名

COBALT SMOKEY · NIMBUS MANTICORE · TA455 · UNC1549

读取与复核

记录自动入库·未人工复核。置信度是写入方给出的 0–100 值，置信带按 ≥80 / 50–79 / <50 划为高 / 中 / 低；四条信任轴（合成、生命周期、置信带、佐证源数）分开呈现，不合并为单一信任分。

纠错