MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though heavily obfuscated, contains the target URL and keywords suggesting a lure for search engine traffic. The ML classifier strongly indicates maliciousness, and the presence of a redirector link is a high-confidence indicator of malicious intent.
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/wix?keyword=cellulase+enzyme+production+pdf
- https://cdn.shopify.com/s/files/1/0432/4478/1735/files/factorization_worksheet_grade_8.pdf
- https://cdn.shopify.com/s/files/1/0435/8206/2753/files/tewefopewitazegunozogipe.pdf
- https://cdn.shopify.com/s/files/1/0435/4605/0714/files/3.pdf
- https://cdn.shopify.com/s/files/1/0431/6371/3695/files/jasozabowavepez.pdf
- https://cdn.shopify.com/s/files/1/0460/7918/0964/files/faragekomorerekofe.pdf
- https://cdn.shopify.com/s/files/1/0429/2195/1391/files/8953540569.pdf
- https://cdn.shopify.com/s/files/1/0434/5711/8374/files/kiworutebalaxigajudixapik.pdf
- https://cdn.shopify.com/s/files/1/0438/9899/4856/files/69711584512.pdf
- https://cdn.shopify.com/s/files/1/0433/2955/2552/files/84806829576.pdf
- https://cdn.shopify.com/s/files/1/0432/3275/5875/files/malevolent_movie_2018_parents_guide.pdf
- https://cdn.shopify.com/s/files/1/0445/7860/3167/files/postgresql_backup_script.pdf
- https://cdn.shopify.com/s/files/1/0432/5857/7046/files/wotisewokunupep.pdf
- https://cdn.shopify.com/s/files/1/0436/8610/1145/files/18778981528.pdf
- https://cdn.shopify.com/s/files/1/0433/7690/2309/files/kewerif.pdf
- https://cdn.shopify.com/s/files/1/0439/6217/1550/files/archimedes_information.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000064d9.bin3722ae785de4ff23c8c10b928800c7b7e8f4b6e2394aedf39d7f3f9071af114c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64D9 | 5360 bytes |
font_01_sfnt_off0000770b.bin2e83043fe712c673f3edb7d1fdf03f4af3fcdda4da7a85930c85178eaf1b4ba6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x770B | 10544 bytes |
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