MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, with a critical heuristic firing indicating it points to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains a URL that appears to be the primary lure. The ML classifier also strongly indicated maliciousness.
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.cc/pify?keyword=html5+educational+website+templates+free
- http://files.byrdhouseandladybugs.com/uploads/1/3/0/7/130740342/notasemiwovevo.pdf
- http://nurawa.rosesoma.com/uploads/1/3/2/3/132302815/6327413.pdf
- http://files.markdalebaptist.org/uploads/1/3/1/8/131856987/silakemixobaw.pdf
- http://sijin.mpelite.org/uploads/1/3/2/6/132681237/6879988.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/4447/0933/files/25036034296.pdf
- https://cdn.shopify.com/s/files/1/0432/2256/5032/files/cannabinoid_chart.pdf
- https://cdn.shopify.com/s/files/1/0428/8312/1319/files/how_to_read_psychrometric_chart.pdf
- https://cdn.shopify.com/s/files/1/0433/9027/1638/files/wukes.pdf
- https://cdn.shopify.com/s/files/1/0433/9492/4694/files/70786893575.pdf
- https://cdn.shopify.com/s/files/1/0438/4679/5424/files/register_sublime_text.pdf
- https://cdn.shopify.com/s/files/1/0429/4760/8730/files/zakixagejasokamizejuves.pdf
- https://cdn.shopify.com/s/files/1/0432/5621/7750/files/87202701417.pdf
- https://cdn.shopify.com/s/files/1/0444/4202/6150/files/pssc_physics_textbook.pdf
- https://cdn.shopify.com/s/files/1/0431/6508/9949/files/nyc_parent_affidavit_of_residency_form.pdf
- https://cdn.shopify.com/s/files/1/0429/6137/1290/files/56016456947.pdf
- https://cdn.shopify.com/s/files/1/0432/7417/4624/files/english_brushup_5th_edition_free.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_off00009d10.bin9ad7a578de98f4a204a4e5ff1a2e2221d11bb9568174ff8f6ce5bd7d82e1ef8c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9D10 | 5620 bytes |
font_01_sfnt_off0000b01a.binda5c4cd46007b9f93227e648009d2bde686f1b8c8f1aa3212f09e0a3fca12efc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB01A | 10308 bytes |
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