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 a redirector service designed to obscure the final destination. The primary malicious link identified is https://ttraff.com/pify?keyword=brunnstrom+approach+techniques+pdf, which is flagged as malicious. The document body, though heavily obfuscated, also contains this URL, suggesting an attempt to lure users to malicious infrastructure.
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=brunnstrom+approach+techniques+pdf
- http://xevegi.kelseysq.com/uploads/1/3/1/3/131380042/2396577.pdf
- http://files.bethluberecki.com/uploads/1/3/1/3/131384636/zedibakatugatuzem.pdf
- http://files.capitalaccesshk.com/uploads/1/3/1/6/131636764/wimowisaro-lesis-lireb-jaxikugewedax.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/8597/8013/files/40774475430.pdf
- https://cdn.shopify.com/s/files/1/0438/4574/6848/files/rolling_stones_font.pdf
- https://cdn.shopify.com/s/files/1/0433/4059/5352/files/wokaxinifuzufeviguxofuzig.pdf
- https://cdn.shopify.com/s/files/1/0441/2204/6616/files/coliformes_totaux_et_fcaux.pdf
- https://cdn.shopify.com/s/files/1/0434/6429/4557/files/jifemaji.pdf
- https://cdn.shopify.com/s/files/1/0437/6294/2101/files/food_analytical_methods.pdf
- https://cdn.shopify.com/s/files/1/0432/0726/2370/files/3077615007.pdf
- https://cdn.shopify.com/s/files/1/0431/8602/8708/files/utah_drivers_handbook.pdf
- https://cdn.shopify.com/s/files/1/0435/8792/8223/files/cards_against_humanity_geek_pack.pdf
- https://cdn.shopify.com/s/files/1/0433/6471/2616/files/78679331552.pdf
- https://cdn.shopify.com/s/files/1/0452/5981/7117/files/bio_data_form_for_job_application.pdf
- https://cdn.shopify.com/s/files/1/0432/7381/4182/files/minatomi.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_off000065e5.bin40ca8edab1f07715e065298777ee4c17cb4a576a0cdfd74aa5c4aa21d303a658 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65E5 | 5540 bytes |
font_01_sfnt_off00007887.binec88bcf675f1d211ac48ea87de0aa5c3a33ca039bdd28afd2bdf580bfe02e430 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7887 | 10200 bytes |
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