MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by multiple critical heuristics for containing a malicious redirector link and a large number of external PDF links, indicating a link farm. The ML classifier also strongly indicated maliciousness. The document body contains the URL https://ttraff.cc/pify?keyword=absolute+phrase+worksheet+pdf, which is likely used to redirect users to malicious content. The presence of numerous Shopify-hosted PDF links suggests an attempt to disguise or distribute the 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.cc/pify?keyword=absolute+phrase+worksheet+pdf In PDF document text
- http://files.koreasda.com/uploads/1/3/0/8/130814003/63b657.pdfIn PDF document text
- http://files.hubertandbelle.com/uploads/1/3/0/8/130873794/6348132.pdfIn PDF document text
- http://files.power-up-potential.com/uploads/1/3/2/6/132682806/1836450.pdfIn PDF document text
- http://files.anchorfloral.com/uploads/1/3/0/7/130776828/makujevuje_fidamilukewaru.pdfIn PDF document text
- http://files.1600charlestonregionalparkway.com/uploads/1/3/0/9/130969498/d2436f4.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/1/0430/0396/9689/files/fedipusonoxuxenavowojog.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/95509007145.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/26450283228.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4832/8603/files/63215707075.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3484/5079/files/53711913610.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4815/7859/files/tujefemuduwinifufibiwu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5857/7056/files/linimeravixixuralino.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5844/5979/files/21133967035.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6599/9511/files/xajobipejugoliduza.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6961/2966/files/latejetusazilofapojanu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3909/6986/files/duxiv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0766/2490/files/java_programming_language_for_beginners.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_off0000647c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x647C | 5144 bytes |
SHA-256: 36f2e148b2f593bfebd8a8f456169c762c6329a710f570e0658325e3289dfc5f |
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font_01_sfnt_off00007619.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7619 | 10476 bytes |
SHA-256: 5697209c1589863a2a8302eeb2ff8415c1c5a6ccecaef943b4117503a41f3366 |
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font_02_sfnt_off000099f3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x99F3 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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