MALICIOUS
214
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many pointing to a redirector service (ttraff.cc) which is flagged as malicious. The document body and embedded links suggest a lure for free downloads, likely a phishing or scam attempt. The ML classifier strongly indicates maliciousness, and the presence of multiple SEO-themed PDF links further supports a malicious intent to drive traffic to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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 https://ttraff.cc/pify?keyword=arioso+cello+pdf In PDF document text
- http://gabidizup.miseeiresaratoga.com/uploads/1/3/0/8/130874493/mifasatilemogufekaw.pdfIn PDF document text
- http://xavesaru.mockingbirdoakland.com/uploads/1/3/2/3/132303382/didogizuli.pdfIn PDF document text
- http://files.napervilleroofingrepair.com/uploads/1/3/1/6/131606807/a55596df1b782a4.pdfIn PDF document text
- http://files.clemsongammaphi.com/uploads/1/3/1/3/131379059/kololoza.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1878/8774/files/can_t_help_falling_in_love_piano_notes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/16949815227.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4075/8170/files/piguji.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4234/8949/files/67968547604.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/4188/8155/files/bissell_crosswave_pet_pro.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4124/3814/files/mindy_kaling_book.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/7391/1449/files/vebagurixobixopob.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2161/5775/files/genetics_questions_and_answers_grade_12.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1963/1765/files/5444755800.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0740/9319/files/assam_tet_book_assamese_medium.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3504/1693/files/65563824702.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6102/6719/files/kolaxalobubu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3993/2067/files/98199587826.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000064e4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64E4 | 4928 bytes |
SHA-256: b96a01f1ab2618a76cd9d6807588a22db32c948d4c062c87b9805bcb967bfc53 |
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font_01_sfnt_off000075b6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75B6 | 10484 bytes |
SHA-256: 6acfdd964a6087a800424deab86369df462111fd3dc89c7a8aae670d8cefb888 |
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font_02_sfnt_off000099f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x99F0 | 16100 bytes |
SHA-256: 9cfb948b915a4694feeb7f8719f2b65905b0a58e2ed918074a610570d07e7249 |
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