MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, including a critical redirector link to 'https://ttraff.com/wb?keyword=gre%20argument%20essay%20samples%20pdf', which is likely part of a phishing or malware distribution scheme. The document body also contains this URL, suggesting it's the primary lure. The ML classifier strongly flagged this PDF as malicious, indicating a high probability of malicious intent.
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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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.com/wb?keyword=gre%20argument%20essay%20samples%20pdf In PDF document text
- http://files.northwestalbertabrighterfutures.com/uploads/1/3/0/9/130969077/4618884.pdfIn PDF document text
- http://files.alienghosttaxi.com/uploads/1/3/0/7/130739238/7e8b0ab37bb.pdfIn PDF document text
- http://luledete.insidersoman.com/uploads/1/3/1/6/131637814/f2e5a965327b3c.pdfIn PDF document text
- http://nokuka.clonmelglassandmirrors.com/uploads/1/3/1/4/131438800/1586403.pdfIn PDF document text
- http://files.jayfeenstraphotography.com/uploads/1/3/1/4/131437225/6841001.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/1/0433/4066/0891/files/53469219962.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8580/0358/files/mulapasukazupivadumigur.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6810/4602/files/nursery_school_syllabus.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/2066/2422/files/runescape_sentinel_fragments.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7316/6744/files/bikamulubixujeliva.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9501/4056/files/sazikilobo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7029/1096/files/ruladoxepufax.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4160/2198/files/40371166721.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/0384/4520/files/dusapemikitimaku.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5804/4827/files/50352766627.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3791/6312/files/train_reservation_form.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/9991/2344/files/citation_apa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4207/8877/files/nugofesofefafuju.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1312/8867/files/96622422057.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_off0000dafe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAFE | 5496 bytes |
SHA-256: c74a17a94d55cb8e8aea92cea430edbac7238c4f21b4a87dc2c8aca9452bd877 |
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font_01_sfnt_off0000eda9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDA9 | 10720 bytes |
SHA-256: e68b45e2ba9b5a8bee50ce69a8914d87ea5c32dd63aee6e18b29988cd756689b |
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