MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF was flagged as malicious by an ML classifier and contains a significant number of embedded links, many pointing to external PDF files. One critical heuristic identified a link to known malicious redirector infrastructure at https://ttraff.com/pify?keyword=succession+planning+and+management+guide.+pdf. The document body contains garbled text but includes the same redirector URL, suggesting a lure to external content. The primary attack pattern appears to be a link farm or SEO manipulation to distribute malicious content.
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.com/pify?keyword=succession+planning+and+management+guide.+pdf In PDF document text
- http://files.agilitydreammaker.com/uploads/1/3/1/8/131857717/fejiliwasipox.pdfIn PDF document text
- http://files.illinoispeoplesaction.org/uploads/1/3/1/3/131380308/votuzi.pdfIn PDF document text
- http://files.2dctravels.com/uploads/1/3/1/3/131383456/7156181.pdfIn PDF document text
- http://files.ruralschoolseducation.org/uploads/1/3/2/3/132302768/5254937.pdfIn PDF document text
- http://files.calacascalifornia.com/uploads/1/3/0/8/130873923/sesabuximon.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/1/0434/5869/1232/files/cartooning_philosophy_and_practice.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5682/3462/files/fogakaxe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/25668779603.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/5862/4672/files/6435871362.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0821/2638/files/99040415317.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1969/7303/files/relic_book.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7990/9030/files/image_align_center_css.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/2449/6286/files/juwepatajoxitu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6074/6648/files/ctet_answer_key_2020.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3811/3955/files/91670160116.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9949/6351/files/sizidozufafaxugofos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9150/1990/files/vomomanif.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5117/9416/files/rf_to_eu_conversion_rate.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_off0000799c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x799C | 5516 bytes |
SHA-256: 9aeb7f5de3da2c70115569a15da5155524e4bd3553180d4a08455f5ddcec72ed |
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font_01_sfnt_off00008c56.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8C56 | 10160 bytes |
SHA-256: daf4382e4433d996d4cf25546ddb3bc8153f07f12de2992ad334d38451e4fee0 |
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