MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, including one identified as a malicious redirector, and is flagged by ML classifiers as malicious. The document body, though partially garbled, suggests a lure related to an economics textbook, likely to entice clicks to malicious infrastructure. The presence of multiple Shopify links, some benign and some unknown, alongside the malicious redirector, indicates a link farm strategy.
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=alfred+marshall+principios+de+economia+pdf
- http://zalubawu.notwithouthopeproject.com/uploads/1/3/0/7/130739718/rarutajel-vilufavudosa-novisumijesujex.pdf
- http://files.justbephotos.com/uploads/1/3/0/7/130775934/tamirotorun.pdf
- http://files.pretoriawestmethodist.org/uploads/1/3/1/3/131383754/bewolekevito.pdf
- http://files.braysbargainzzz.com/uploads/1/3/2/8/132814241/dunijubakosena.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0438/3752/2085/files/migrating_subversion_to_git.pdf
- https://cdn.shopify.com/s/files/1/0432/6634/3072/files/vupupugogudelefon.pdf
- https://cdn.shopify.com/s/files/1/0429/6966/1589/files/kosanenobevovut.pdf
- https://cdn.shopify.com/s/files/1/0435/5689/6927/files/95380256699.pdf
- https://cdn.shopify.com/s/files/1/0431/2409/7191/files/40779552543.pdf
- https://cdn.shopify.com/s/files/1/0432/6516/3422/files/zomano.pdf
- https://cdn.shopify.com/s/files/1/0432/7319/1587/files/dasunakulinakarezi.pdf
- https://cdn.shopify.com/s/files/1/0431/2717/7380/files/23240237358.pdf
- https://cdn.shopify.com/s/files/1/0436/8711/6965/files/vocabulary_word_list.pdf
- https://cdn.shopify.com/s/files/1/0435/1698/5508/files/vimalevelizerimax.pdf
- https://cdn.shopify.com/s/files/1/0429/6297/6921/files/sununaxolosilerip.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_off00005671.bindf46164e24e6eed263c58a4d835d272a2d376705f54e9d0e17bb7237b756e7dc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5671 | 5384 bytes |
font_01_sfnt_off00006897.bin19ebab20fc5d5f8787df77076385dc63fba3dd52b8ad2864d3c6e06afa5d5e7c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6897 | 9908 bytes |
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