MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many of which point to a redirector service (ttraff.cc) that is flagged as malicious. This indicates a phishing or scam attempt, likely to trick users into downloading further malicious content or visiting malicious sites. The presence of a link farm and SEO-related heuristics further supports this, suggesting an attempt to game search engines for distribution. No scripts were extracted, but the PDF structure itself facilitates the malicious redirection.
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=new+handbook+of+business+english+pdf In PDF document text
- http://files.douglastilley.com/uploads/1/3/1/8/131871586/tuxofap.pdfIn PDF document text
- http://gevijewe.mydivinewomb.com/uploads/1/3/1/4/131453329/nudironesarakedimu.pdfIn PDF document text
- http://dofebemap.sporcktileart.com/uploads/1/3/0/7/130738993/datoselexi.pdfIn PDF document text
- http://pesuw.thoroughbredheritagehorseshow.com/uploads/1/3/0/7/130776257/7ac76d20287b0.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/1/0437/1415/0553/files/gadepupobojixed.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3006/8898/files/siserujer.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/571475918.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1028/5990/files/negogole.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2135/2606/files/honda_trx450r_service_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9394/1671/files/11162419120.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8445/4817/files/2038060251.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2885/6477/files/36068087145.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/tuwaz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7133/2767/files/vanewanimufobifumudag.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6280/4136/files/wuziwilaxabinupezenuvovup.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/7053/6345/files/bofitatidusi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1322/6139/files/20546974536.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_off00007a72.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A72 | 5272 bytes |
SHA-256: 20e8ae38fd7aa2403a5a03cbbb10372395622efa2edce75cda9fbb20bb1ae5e5 |
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font_01_sfnt_off00008c67.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8C67 | 14388 bytes |
SHA-256: 23efc039dd021e4465f15192ac6b150800f9c27ac26e46304c9e088b7b719c36 |
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font_02_sfnt_off0000b946.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB946 | 4324 bytes |
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
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