MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with a primary link pointing to a known malicious redirector. The document body, though heavily obfuscated, contains the same URL, suggesting a lure to external content. The ML classifier strongly indicates maliciousness, and the presence of multiple PDF links points to 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.ru/pify?keyword=introduction+to+forensic+anthropology+pdf
- http://files.elizabethbernays.com/uploads/1/3/1/4/131483266/f27bf3899.pdf
- http://files.norcalsmartvestorpro.com/uploads/1/3/2/7/132710655/96f0fa3.pdf
- http://files.delsurvey.com/uploads/1/3/1/4/131437883/bevaki.pdf
- http://dotevupij.maplegroveumciowa.com/uploads/1/3/1/4/131482995/texidusenatuxoz.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/9465/4632/files/25749629261.pdf
- https://cdn.shopify.com/s/files/1/0434/7451/8180/files/wijisaz.pdf
- https://cdn.shopify.com/s/files/1/0432/2230/2888/files/vugufatekefi.pdf
- https://cdn.shopify.com/s/files/1/0434/0583/6444/files/widonitopaloleb.pdf
- https://cdn.shopify.com/s/files/1/0435/8940/2783/files/australia_political_map_blank.pdf
- https://cdn.shopify.com/s/files/1/0434/8110/4541/files/6877055109.pdf
- https://cdn.shopify.com/s/files/1/0438/3352/4386/files/lovufo.pdf
- https://cdn.shopify.com/s/files/1/0427/7701/8524/files/95807327090.pdf
- https://cdn.shopify.com/s/files/1/0432/1204/6495/files/calicut_university_bsc_computer_science_syllabus_2020.pdf
- https://cdn.shopify.com/s/files/1/0429/3846/6467/files/33510170555.pdf
- https://cdn.shopify.com/s/files/1/0431/8570/1019/files/19691151308.pdf
- https://cdn.shopify.com/s/files/1/0433/2063/9646/files/automatisme_informatique_industrielle.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_off00005279.bin3d8873e2e1de0057e021fdaa393ee077bbd30261726d5c926187cba2d4b90ce4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5279 | 5456 bytes |
font_01_sfnt_off00006510.bin58fb788d5eafe3c38c09f499037db7fa3208671cc4e94f1af923ec2215a52ac5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6510 | 10212 bytes |
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