MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file contains numerous links, many of which point to a redirector service that ultimately leads to potentially malicious content. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=solids+liquids+and+gases+worksheet+answer+key', suggesting a lure to download a worksheet. The presence of a large number of external PDF links and a malicious redirector indicates a link farm or phishing attempt.
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.cc/pify?keyword=solids+liquids+and+gases+worksheet+answer+key In PDF document text
- http://files.moneimadwan.com/uploads/1/3/1/3/131383630/7148480.pdfIn PDF document text
- http://files.dumperparts.co.uk/uploads/1/3/0/7/130776529/tilatenegowefe_sujab.pdfIn PDF document text
- http://zakutetab.crfamilyweekends.com/uploads/1/3/1/3/131383483/2032070.pdfIn PDF document text
- http://kixoga.txokgoldstarmoms.com/uploads/1/3/0/7/130739935/nalekozigu.pdfIn PDF document text
- http://files.jlbpsychology.com/uploads/1/3/2/6/132682745/jirover_bafoja_fenosakido.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1785/4373/files/4489817679.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9289/4105/files/lapavakutujure.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9032/2342/files/jitapuraros.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4946/0636/files/alkane_alkene_alkyne_reactions.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7426/4993/files/milavuxuwabidesavawexabos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1334/0316/files/cardiorespiratory_assessment_for_physiotherapy.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4704/2715/files/pearson_biology_textbook_teacher_s_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5974/7745/files/vekebi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8860/1503/files/42194200494.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6617/1297/files/bigawedifatofu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3425/5265/files/fatati.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/8305/2696/files/fijaj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6975/0940/files/making_breakthrough_innovation_happen_book.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/5198/0712/files/balofavidabowifa.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004b88.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4B88 | 5572 bytes |
SHA-256: 7362693dab5439b2fd895333bb210d51d3e387a5417a0dd01227b2c7e3799d73 |
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font_01_sfnt_off00005e79.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E79 | 9200 bytes |
SHA-256: 49bb08fcecef33252db3f0e853c4dac854254b594f261e4388ac065aca2039ca |
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