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Severity
Medium
Analysis Summary
Threat actors continues to target users with their malicious activities in lieu to rob them off with their credentials and with sensitive information. Nigerian threat actors have been targeting users across the continent under the name of SilverTerrier . The threat actors have launched a series of ten COVID-19 themed attack campaigns within the past four months delivering over 170 phishing emails. These campaigns have been relatively targeting government healthcare agencies, local and regional governments, large universities with medical programs/centers, regional utilities, medical publishing firms, and insurance companies across the United States, Australia, Canada, Italy, and the United Kingdom.
Impact
- Credential theft
- Exposure of sensitive data
Indicators of Compromise
SHA-256
- 3335ebffd8b4ab739db99f68cd6d79caa39c1210c274bbe4166194cc26de4123
- e365100468e9472518d1875796932a8085ab29f6bbfe3357928fa9cc6187628b
- 27d601ef1a2b340b6b644493a627064f60ad8a95271248e00f7bb54a59abb069
- 563b1c6252612d06b714bf29b9f53f7aade4c7ac6658b2d0c774a7e244ea83da
- 0ae2aaeb2938cf4c777be4aa192e4994020609f5640add8e7296de9ff34eb227
- 4b8b49bdfa435d0faba2e3964b04e20bbfc86aa4ffc3c3b8e1449894892f125b
- 589a1900b210826e97ec8da3c5c40f707963146e934393eb15e1b07a1398912c
- 7f661c6f5ebba3eca82e1dbf1a96e27f2503da405093464538d90dc113a7b439
- f7183d3a992ead2bf194ac46b1f6f70ad9e30bfd5b6065ffbd96a3529c311725
- 83457e2b8f9209ec1c987b1a0bee65140cc41d1d59ed38f1d1ad160ea0d1d13c
- b58e386928543a807cb5ad69daca31bf5140d8311768a518a824139edde0176f
- c5c43b340957830f5d7484ce06f9de0ef593d88f3d48c09cd2150e670661f672
- f7b9219f81772e928ab0fbd0becbcf10ca3792ce211bb4a7fa68b41050bdb220
- 241f09feda09dc33b86e23d317bc2425f4d43b91221815caa5eb055a9a97be74
- 31d2ef10cad7d68a8627d7cbc8e85f1b118848cefc27f866fcd43b23f8b9cff3
- 7b2512d06723cc29f80ae8c8d6df141f27bc9d962ae76b5651b84d7be4379bba
- aff38fe42c8bdafcd74702d6e9dfeb00fb50dba4193519cc6a152ae714b3b20c
- 8f56fb41ee706673c706985b70ad46f7563d9aee4ca50795d069ebf9dc55e365
- da26ba1e13ce4702bd5154789ce1a699ba206c12021d9823380febd795f5b002
- 1ee6646e0ea9ceb6fa1721f809bd3cdaeb38c6b2bdd7171b340097c237527568
- d731fb3fcc6ecd266251408a282ef4409eac94ce25cecadbfcb2df08e7ca7693
- d80a440755dc15803db459b15b991d1abe81054f0942d054d965a578b92917b7
- 8037a8e12e8cacdaca24b993ffdbd8cdc63ec29dd78eee136083fa09049dbf0c
Remediation
- Block all threat indicators at your respective controls.
- Always be suspicious about emails sent by unknown senders.
- Never click on the links/attachments sent by unknown senders.