MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, many of which point to known malicious redirectors or link farms. The document body, though heavily obfuscated, contains text related to academic worksheets and includes a prominent malicious URL. This suggests a social engineering attempt to drive traffic to malicious infrastructure, likely for further exploitation or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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.me/wix?keyword=chapter+17+section+2+trade+in+renaissance+europe+worksheet+answers In PDF document text
- http://files.kcorneliusimagesandmarketing.com/uploads/1/3/0/7/130775363/tojokebamaxujod.pdfIn PDF document text
- http://bexepus.makealltimetreasures.org/uploads/1/3/0/7/130740146/pazuwok_nugisiribez_fawowil_kevibogogofi.pdfIn PDF document text
- http://files.crochetmilie.com/uploads/1/3/1/4/131437005/gogufuj.pdfIn PDF document text
- http://sadujiv.ridgelinefarm.org/uploads/1/3/1/6/131637279/lurejomugoraje.pdfIn PDF document text
- http://files.speedandsprocket.com/uploads/1/3/1/4/131407233/pojonesebakusefut.pdfIn PDF document text
- http://files.yew360.com/uploads/1/3/1/4/131482821/jifememi-vavokat-vodapovofobo-soxaferaf.pdfIn PDF document text
- http://files.amaliejahn.com/uploads/1/3/0/9/130969717/d9738c3e.pdfIn PDF document text
- http://fovumus.artisanhandfood.com/uploads/1/3/0/8/130814591/dulekuke.pdfIn PDF document text
- http://wadubulub.morethanahandyman.org/uploads/1/3/0/7/130740019/4820869.pdfIn PDF document text
- http://files.alaskaexpeditiontours.com/uploads/1/3/0/9/130969371/3628370.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0440/9766/7224/files/jolimojix.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0428/7383/files/xazinofiletowan.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7881/9735/files/65459495635.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0451/4293/3657/files/game_design_merit_badge_pamphlet.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3882/5887/files/papebuzotusobo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8196/5461/files/fufabe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0459/6485/3408/files/xonaler.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000093b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x93B0 | 5452 bytes |
SHA-256: 31e6b0d792065519343e4aebb321a8f45aadda33dffe98ea4e81e3974cfc0f8d |
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font_01_sfnt_off0000a656.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA656 | 14576 bytes |
SHA-256: ef374abcf3c17bb5b3ff467a0a96234f468cd3d61677dd71157385915040533d |
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font_02_sfnt_off0000d395.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD395 | 4324 bytes |
SHA-256: 4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
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