MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, with one heuristic identifying a critical link to known malicious redirector infrastructure. The document body, though partially corrupted, contains the same URL that is flagged as malicious. The presence of a 'download button' heuristic further supports the lure-based attack pattern. The primary IOC is the redirector URL, which is designed to lead users to malicious content.
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.com/pify?keyword=interactions+collaboration+skills+for+school+professionals+8th+edition+pdf In PDF document text
- http://duwegom.christinezoppi.com/uploads/1/3/1/4/131453494/pexubiwozupemuz_meriseniferupik_jutizif.pdfIn PDF document text
- http://files.lastwordsfortheroad.com/uploads/1/3/1/8/131871849/muludof_pifotekasi_xonevopegasel.pdfIn PDF document text
- http://files.mysustainablefashion.com/uploads/1/3/1/4/131454581/nefulep.pdfIn PDF document text
- http://files.mybleusolyoga.com/uploads/1/3/2/6/132683357/b9efe656158ef4e.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/1/0428/9835/8432/files/89647405972.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7679/7081/files/vimorinukise.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8866/7034/files/dragon_ball_mugen.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wexanenivoxepabulolud.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0741/8273/files/sipije.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7854/1727/files/81101853056.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0253/5840/files/49872199325.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2469/4942/files/49971063521.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4267/5608/files/mepawazu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7813/2636/files/kejuxibogumetipis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/xarapidarobumebavo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1488/0405/files/debonobuwonidifimov.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_off000063c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63C1 | 5368 bytes |
SHA-256: b88ccad00fedb0fb704df01d0d0576da81f1a4c13917dcff2d61e43696e5153a |
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font_01_sfnt_off000075dc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75DC | 10452 bytes |
SHA-256: ff6487edd764ffa27980a4152c6605ab149b79b5be49436e34984797befc3683 |
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font_02_sfnt_off0000996b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x996B | 4324 bytes |
SHA-256: 1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
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