SUSPICIOUS
32
Risk Score
Machine Learning
- Nyx PDF Classifier clean score 0.0003
Heuristics 4
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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) or Microsoft license-boilerplate documents that carry no urgency or charge/dispute escalation.
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Optional Content Group with action trigger low PDF_OPTIONAL_CONTENTOptional Content Group (layer) co-occurs with an action trigger — content can be selectively hidden from viewers or scanners while the action still fires on open
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Suspicious extracted artifact info EXTRACTED_FILE_STATIC_TRIAGEOne or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://www.iec.ch In PDF document text
Extracted artifacts 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_001_off00000ffa.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0xFFA | 1829077 bytes |
SHA-256: 128dc02f7246cc3807af0323695379f64151a8f27a587736acc59f8b6ce894b8 |
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Detection
ClamAV:
No threats found
Obfuscation or payload:
likely
Carved artifact entropy is 7.73, consistent with packed or encrypted content.
|
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icc_01_off0014e5e5.icc |
pdf-icc-profile | PDF ICC profile at offset 0x14E5E5 | 3144 bytes |
SHA-256: 2b3aa1645779a9e634744faf9b01e9102b0c9b88fd6deced7934df86b949af7e |
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font_00_cff_off00156d8c.bin |
pdf-font-stream | PDF embedded font (cff) at offset 0x156D8C | 21005 bytes |
SHA-256: e41d0cfc6414a76788c02cdcf98f5c9a2d3939f3b4bd82ee27748bdec6758e90 |
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font_01_cff_off0015c8d6.bin |
pdf-font-stream | PDF embedded font (cff) at offset 0x15C8D6 | 2669 bytes |
SHA-256: 3d6c38b282955dce3bb2dec090e84d184f1d7fc5164702105a9636a9f5ceba84 |
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font_02_cff_off0015d893.bin |
pdf-font-stream | PDF embedded font (cff) at offset 0x15D893 | 715 bytes |
SHA-256: 069091042cec576ad1cd09ed622975e2d3e028125839b44a04bef9a80877474e |
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