MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass external link farm, with a primary malicious redirector URL pointing to 'https://ttraff.ru/pify?keyword=arduino+sensor+projects+pdf'. This indicates a phishing or scam attempt designed to lure users to malicious infrastructure. The ML classifier strongly supports the malicious verdict.
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.ru/pify?keyword=arduino+sensor+projects+pdf In PDF document text
- http://files.thecabinetart.com/uploads/1/3/1/3/131384791/buwuditutisax.pdfIn PDF document text
- http://files.vahidjahandari.com/uploads/1/3/1/6/131637606/fakomobozipera_xidexukabebu.pdfIn PDF document text
- http://files.gotchacostumes.com/uploads/1/3/0/9/130969879/wusave_varev_ziwalenapiwutap_tagovudixijil.pdfIn PDF document text
- http://files.sociablyquaint.com/uploads/1/3/0/8/130873738/7166d3f5548d4.pdfIn PDF document text
- http://files.nourishandflourish.site/uploads/1/3/1/8/131871606/cf4fb8c0c301933.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/1/0430/8792/1313/files/govuferaxidabawabinurodu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/3365514284.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3122/2689/files/ansys_workbench_19.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5657/9228/files/85170320144.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9903/6573/files/bakowakazenub.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5471/0427/files/astable_multivibrator.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3010/1668/files/75431674088.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0695/0550/files/june_july_august_2020_calendar_printable.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6815/2216/files/latimifakojakono.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4793/4359/files/adonais_poem.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8512/8090/files/manga_de_sword_art_online.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/5588/3175/files/josigavubazoselefevenev.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6766/0706/files/91556984791.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_off0000684a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x684A | 4856 bytes |
SHA-256: c66fcef6015e0b9376c8a44af43fb8eaaa62ee4dc930c02085c2ca31d7043d06 |
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font_01_sfnt_off000078d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78D8 | 13764 bytes |
SHA-256: 3ba19f37e9d3806d672596a67db3d05d89f46938ee98fb458e94b8593865f414 |
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font_02_sfnt_off0000a366.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA366 | 4324 bytes |
SHA-256: 7f6049e5011acf0e8581793f2bc2bb947aac2929fdb77abc318b2a6155c1ef71 |
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