MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, many pointing to potentially malicious redirectors and link farms, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK and PDF_SEO_LINK_FARM heuristics. The primary malicious URL identified is https://ttraff.com/pify?keyword=chain+rule+with+trig+worksheet+pdf, which is likely used to direct users to further malicious content. The document body, though heavily obfuscated, contains references to academic worksheets and URLs, suggesting a lure to trick users into visiting these sites.
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=chain+rule+with+trig+worksheet+pdf
- http://wumuteg.clearlyjoewhite.com/uploads/1/3/2/8/132816066/8604089.pdf
- http://files.lukascrafts-innosense.com/uploads/1/3/2/6/132696029/pawunugixigamiriku.pdf
- http://files.detailsstrategicadvisors.com/uploads/1/3/0/7/130776682/gawunexix.pdf
- http://files.faustina2.com/uploads/1/3/0/7/130775741/8353447.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/5219/6249/files/17018239435.pdf
- https://cdn.shopify.com/s/files/1/0433/7316/6744/files/30976657094.pdf
- https://cdn.shopify.com/s/files/1/0437/8460/1758/files/rafudoxadupozef.pdf
- https://cdn.shopify.com/s/files/1/0432/9986/4734/files/69691851519.pdf
- https://cdn.shopify.com/s/files/1/0431/1567/5809/files/95666960933.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/54341666742.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/fasexerogetotano.pdf
- https://cdn.shopify.com/s/files/1/0432/1021/1491/files/math_logic_questions_and_answers.pdf
- https://cdn.shopify.com/s/files/1/0432/8164/5736/files/seven_chakras_in_human_body.pdf
- https://cdn.shopify.com/s/files/1/0435/9425/2456/files/9533650287.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_off0000420c.bina5dec412eef93fc90e3935d9d79c898ddf8cb374b5c992f29149573c2e5eb679 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x420C | 5364 bytes |
font_01_sfnt_off00005455.bin9094855a21cddd0f25db87c92c3a89e644c2bcd07c8ba7ad32e47fc0649cb23f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5455 | 9340 bytes |
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