MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links designed to create an SEO link farm, with a primary redirector pointing to a malicious URL. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=mathematics+vision+project+module+1+answer+key' which is flagged as a malicious redirector. This suggests the document's purpose is to drive traffic to malicious infrastructure, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=mathematics+vision+project+module+1+answer+key In PDF document text
- http://files.muluki.com/uploads/1/3/0/8/130813511/9299871.pdfIn PDF document text
- http://nulan.holytemplec.org/uploads/1/3/0/7/130776321/301983.pdfIn PDF document text
- http://files.dancetoyourheartsdelight.org/uploads/1/3/1/3/131398560/9587754.pdfIn PDF document text
- http://benujebav.susan-mcmahan.com/uploads/1/3/1/3/131398140/gugowivawe-gojilerotanukub.pdfIn PDF document text
- http://files.m.alissweettreats.com/uploads/1/3/1/4/131406473/9859126.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/1/0438/3768/5920/files/48205929318.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7141/3155/files/83596484866.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/mefopevepal.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5815/7982/files/dezalokikexumodes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0727/0297/files/fundamentals_of_graphics_communication.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6760/4128/files/24289807063.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5832/1818/files/tamil_bible_quiz_questions_and_answers_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7699/3695/files/apple_pages_cookbook_template.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4472/3098/files/cyber_bullying_article.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/5997/9174/files/38909071220.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_off00006431.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6431 | 5648 bytes |
SHA-256: 365aa8c47a4b31515895d58d867721049c28f37a919897cfa0706f2060a51a40 |
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font_01_sfnt_off00007757.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7757 | 12208 bytes |
SHA-256: 6e520027c66ad76e4dcb6cfda7fab828c08d95da67b8ddd02979df96a969bf2a |
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font_02_sfnt_off00009f34.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9F34 | 4324 bytes |
SHA-256: a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
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