MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though partially obfuscated, includes text suggesting it is a 'lesson plan PDF' and also contains the malicious URL, indicating a lure. The presence of many external PDF links suggests a link farm or SEO poisoning attempt to drive traffic to malicious 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.ru/pify?keyword=connotation+and+denotation+lesson+plan+pdf
- http://files.miscellaneoussushi.com/uploads/1/3/1/3/131398143/1708312.pdf
- http://files.jacobveritas.com/uploads/1/3/2/6/132683334/bdf7ced5ec6f79.pdf
- http://files.melipeterson.com/uploads/1/3/2/6/132682110/1272670.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/3330/4981/files/vikajafezeje.pdf
- https://cdn.shopify.com/s/files/1/0428/6644/2406/files/ferelorubugimobuxamekeg.pdf
- https://cdn.shopify.com/s/files/1/0440/1918/7862/files/firefox_auto_refresher.pdf
- https://cdn.shopify.com/s/files/1/0437/1070/9915/files/77934997136.pdf
- https://cdn.shopify.com/s/files/1/0429/1988/7001/files/38549573149.pdf
- https://cdn.shopify.com/s/files/1/0427/5752/1574/files/zitawoz.pdf
- https://cdn.shopify.com/s/files/1/0432/0090/5373/files/13058563075.pdf
- https://cdn.shopify.com/s/files/1/0439/9307/1774/files/15454923291.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/muzoguganava.pdf
- https://cdn.shopify.com/s/files/1/0433/6022/3397/files/character_sheet_5e_dnd.pdf
- https://cdn.shopify.com/s/files/1/0428/2118/9788/files/bokujutewizevisimote.pdf
- http://www.readwritethink.org/classroom-resources/lesson-plans/what-revising-connotation-80.html
- 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_off000064a8.binb7f1fdb134c3f7a4b64583164299feef99adf00eb65efdd3f3ff30f523bc4005 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64A8 | 4844 bytes |
font_01_sfnt_off00007535.bin7b4dd6667b75974e94aae46f940bad57307c4a648106bc190de8d1fa41b7e802 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7535 | 10288 bytes |
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