MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links designed to appear as free downloads for academic materials, but they redirect to a malicious infrastructure. The primary redirector URL is `https://ttraff.cc/pify?keyword=abnormal+psychology+17th+edition+pdf+free+download`, which is flagged as malicious. The document body, though heavily obfuscated, contains similar URLs and text suggesting a lure for downloading content. The ML classifier strongly indicated maliciousness.
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.cc/pify?keyword=abnormal+psychology+17th+edition+pdf+free+download In PDF document text
- http://files.integratedbodymind.com/uploads/1/3/1/4/131408899/362880.pdfIn PDF document text
- http://fozowadeb.parramattagaolghosttours.com.au/uploads/1/3/0/7/130739275/8851094.pdfIn PDF document text
- http://files.leaddogdesigns.com/uploads/1/3/1/4/131437605/4746825.pdfIn PDF document text
- http://files.heardtodayatschool.com/uploads/1/3/2/7/132740553/rafupibedimirer.pdfIn PDF document text
- http://files.bntarms.com/uploads/1/3/1/4/131437683/bumuzakilirixamuji.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/1/0428/5353/1807/files/15741385261.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7573/1607/files/75132711203.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3603/2680/files/vumafetexogolotapapa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1307/0238/files/pasemuvibekakoraguwa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9375/4009/files/72456957451.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2636/6111/files/madizakodewokikonafebefar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9124/5733/files/bajojil.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/84312174386.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2127/9137/files/xorejefenitowegagot.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5915/7921/files/angles_of_depression_and_elevation_worksheet_answers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0962/2691/files/sanamalipeti.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9932/4580/files/31889196991.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2331/8686/files/ditonilikakadatunow.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005f7c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F7C | 6024 bytes |
SHA-256: dc7eeae139dba97c7b462eb323d00f535f1ffca655518f9bf061b87bbb8ea8ab |
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font_01_sfnt_off000073ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73EE | 10012 bytes |
SHA-256: 4ac62d6a36b801e5d758a449e64d3e447d03aa49be3d844a0a5abe2ecdf6245b |
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