MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links that redirect to malicious infrastructure, specifically a URL associated with a redirector. It also features a large number of external PDF links, many of which appear to be part of a link farm designed to manipulate search engine results. The ML classifier strongly indicated maliciousness, supporting the presence of these suspicious links.
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=invention+of+television+pdf
- http://files.lizziehobbs.co.uk/uploads/1/3/1/3/131380777/2c651caee9.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/0066/8065/files/pewirabekaka.pdf
- https://cdn.shopify.com/s/files/1/0431/0332/2261/files/story_book_to_learn_english.pdf
- https://cdn.shopify.com/s/files/1/0435/2848/7072/files/bronson_2008_full_movie_480p.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/xasojikunu.pdf
- https://cdn.shopify.com/s/files/1/0431/2052/5461/files/tefof.pdf
- https://cdn.shopify.com/s/files/1/0437/8787/8549/files/german_story_books_for_beginners_free.pdf
- https://cdn.shopify.com/s/files/1/0433/4603/4843/files/suffolk_county_police_test.pdf
- https://cdn.shopify.com/s/files/1/0430/3332/9817/files/xameg.pdf
- https://cdn.shopify.com/s/files/1/0430/8929/7568/files/xotepulixemukenaw.pdf
- https://cdn.shopify.com/s/files/1/0430/7258/5888/files/bakers_cyst_nhs.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_off0000720d.bine6492cfd38cb847e42cf9b7ebf896e4f28acd3945843064a47133e42df6ca879 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x720D | 4728 bytes |
font_01_sfnt_off00008242.binecf8c05497eda811b21b568ab1d9721af9f24671e9f57ffe004415b85a6896fc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8242 | 10564 bytes |
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