MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to Shopify domains hosting other PDFs, suggesting a link farm for SEO manipulation. One prominent link, however, redirects through 'ttraff.com', a known malicious redirector, to a lure for downloading an audiobook. This indicates a phishing or scam attempt leveraging a link farm to obscure the malicious destination. No scripts were extracted, but the PDF structure itself facilitates the malicious redirection.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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.com/pify?keyword=download+hitchhiker%2527s+guide+to+the+galaxy+audiobook+free
- http://files.jerseycarpets.com/uploads/1/3/2/7/132741352/bafixumidokatepe.pdf
- http://files.tormonbrothers.com/uploads/1/3/0/8/130813428/9326171.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/2862/7107/files/48597104727.pdf
- https://cdn.shopify.com/s/files/1/0437/5920/6558/files/cadette_girl_scout_badge_requirements.pdf
- https://cdn.shopify.com/s/files/1/0438/0947/2669/files/favupisetisukipopubumeno.pdf
- https://cdn.shopify.com/s/files/1/0431/3228/9178/files/bitmap_example_android.pdf
- https://cdn.shopify.com/s/files/1/0431/9900/4827/files/batman_arkham_city_dlc_ps3.pdf
- https://cdn.shopify.com/s/files/1/0434/2480/9116/files/attendance_management_program_manual.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/27984898694.pdf
- https://cdn.shopify.com/s/files/1/0446/9299/6250/files/the_human_brain_book_rita_carter.pdf
- https://cdn.shopify.com/s/files/1/0446/5029/9555/files/adverbs_of_manner_worksheets_exercises.pdf
- https://cdn.shopify.com/s/files/1/0438/1917/2000/files/guide_de_conversation_franais_allemand.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000069f8.bin88187e047e22fec29e1401873e64bfa510c847185b0e5a7f620dc487a436016a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69F8 | 5780 bytes |
font_01_sfnt_off00007dc6.bin0c635df64af85da9310023ffaea81395373c27294d503d23afa20161ea9eb989 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DC6 | 13928 bytes |
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