AT related malicious URL (f005.backblazeb2.com/b2api/v1/b2_download_file_by_id?fileId=4_z9de51dcfcd4a551e96e50712_f103b93e7241420d5_d20260525_m134159_c005_v0501008_t0009_u01779716519576)

SID: 6007343Rev: 12 views
Sourcejulioliraup/antiphishing
CreatedMay 26, 2026
UpdatedMay 26, 2026
Classificationsocial-engineering
alert http $HOME_NET any -> any any (msg:"AT related malicious URL (f005.backblazeb2.com/b2api/v1/b2_download_file_by_id?fileId=4_z9de51dcfcd4a551e96e50712_f103b93e7241420d5_d20260525_m134159_c005_v0501008_t0009_u01779716519576)"; flow:established,to_server; http.uri; content:"/b2api/v1/b2_download_file_by_id?fileId=4_z9de51dcfcd4a551e96e50712_f103b93e7241420d5_d20260525_m134159_c005_v0501008_t0009_u01779716519576"; startswith; fast_pattern; http.host; content:"f005.backblazeb2.com"; endswith; reference:url,openphish.com; reference:url,julioliraup.github.io/ET/signature.html?sid=6007343; classtype:social-engineering; sid:6007343; rev:1; metadata:signature_severity Major, created_et 2026_05_26;)

References

urlopenphish.com
urljulioliraup.github.io/ET/signature.html?sid=6007343

Metadata

signature severityMajor
created et2026_05_26

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