MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains multiple embedded links, with one identified as a malicious redirector. The document body, though heavily obfuscated, contains text suggesting a lure related to 'Great Expectations' and includes the malicious URL. The presence of numerous external links, many pointing to Shopify domains, suggests a link farm or SEO poisoning tactic to distribute the malicious content. The primary malicious URL is https://ttraff.com/pify?keyword=great+expectations+oxford+bookworms+pdf.
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/pify?keyword=great+expectations+oxford+bookworms+pdf In PDF document text
- http://files.handyshop-traiskirchen.com/uploads/1/3/1/6/131607407/lopubuxi.pdfIn PDF document text
- http://files.hitthatjuice.com/uploads/1/3/2/6/132695416/9938c6a2dfffca.pdfIn PDF document text
- http://files.nationalconstructionsafetyexecutives.org/uploads/1/3/1/3/131379894/bakudajijina.pdfIn PDF document text
- http://files.ticklemysenses.net/uploads/1/3/1/8/131856907/pufamafufuz.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/1/0431/5676/6882/files/50780857268.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/wevanedinuwisuvajolow.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/72593533024.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3514/7933/files/20905595699.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6190/3517/files/30513036001.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6447/5304/files/11667706435.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2647/3375/files/47488384.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7302/8775/files/sepewasonodojozupuxi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9814/4932/files/vevoresilirusizuwuwunub.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9577/7699/files/35065675342.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8702/8641/files/funozikow.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/5005/0460/files/pdf_to_word_converter_free_download_adobe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5192/5155/files/toxifowefugabejafikifux.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vibamiwa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/7810/4728/files/webozavuxobozesupokuk.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_off000059a9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x59A9 | 5664 bytes |
SHA-256: b97d80ef43d0c68fe9049d8157faaf54e2f6699c368b3047b2af447090de4a41 |
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font_01_sfnt_off00006cf1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6CF1 | 13572 bytes |
SHA-256: a24f08a345a2cba6ee02ceb7b7034b21ba1220aa17a331cbddce5e9f3e70f5f9 |
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