MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple links to an SEO redirector, specifically `https://ttraff.com/pify?keyword=princeton+review+s+cracking+the+gre+mathematics+subject+test+pdf`, which is known malicious infrastructure. This suggests a phishing or scam attempt, likely aiming to deliver a secondary payload or redirect users to a fraudulent site. The presence of numerous links to other PDFs hosted on Shopify further supports the SEO link farm tactic.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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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=princeton+review+s+cracking+the+gre+mathematics+subject+test+pdf In PDF document text
- http://kixabu.seviercountysped.com/uploads/1/3/1/4/131438464/3063931.pdfIn PDF document text
- http://tezebaja.chicinthewoods.com/uploads/1/3/1/4/131482952/wivagoxone_ronemi_gatenuja.pdfIn PDF document text
- http://gozekat.lcoproductions.net/uploads/1/3/2/7/132712207/6880902.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/78046530146.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1586/4473/files/atomic_and_molecular_spectra_by_rajkumar_book_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/42778697636.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7453/6103/files/painting_tau_skin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0126/6851/files/wufanoj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3051/9716/files/38267281785.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2790/6206/files/10115768411.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7125/0335/files/tarepuzoxobexomis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7487/9641/files/65216529449.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2457/9736/files/pain_train_tf2.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4930/3720/files/zanavijupasobozurob.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/6503/1321/files/17343614810.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8896/0933/files/38807467522.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
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000055c4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x55C4 | 5852 bytes |
SHA-256: 56525af4b12f758585424daa7e8391e8ef58e4b509c0e5ab8677489885eaa177 |
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font_01_sfnt_off00006989.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6989 | 9784 bytes |
SHA-256: b09f763b895ba714d2be87aafcbb8031583c09257f08b7384278d53e43937907 |
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font_02_sfnt_off00008b02.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8B02 | 4324 bytes |
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
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