MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF document contains embedded links that lead to a redirector service, which in turn points to a Shopify domain hosting a PDF. The primary link, 'https://ttraff.cc/pify?keyword=graphic+design+books+for+beginners+pdf', is flagged as malicious. The document body, though heavily obfuscated, contains text related to graphic design books and the malicious URL, suggesting a lure to trick users into downloading a malicious file. The ML classifier strongly indicates maliciousness.
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=graphic+design+books+for+beginners+pdf In PDF document text
- http://files.mairibudreau.com/uploads/1/3/0/7/130776864/ziwawajobigogefivane.pdfIn PDF document text
- http://files.carolholtzmanfregoso.com/uploads/1/3/0/7/130739056/9d58e.pdfIn PDF document text
- http://files.match-gems.com/uploads/1/3/0/9/130969243/waruxe-gibotusupuwe-viputefetapaj-walugogigebomev.pdfIn PDF document text
- http://files.karinridgers.me/uploads/1/3/0/7/130776296/dumurovawufisona.pdfIn PDF document text
- http://files.stadiacatering.com/uploads/1/3/0/7/130776589/legunilukaf_gowit.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/1/0430/8946/1410/files/noron.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9381/9541/files/sudulemukizumagadazewuno.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0953/2316/files/2879535574.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/7203/4718/files/82551835924.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1806/7876/files/xofolomapurir.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/6719/6063/files/kuxejolefipapogejofi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2861/9168/files/muzut.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5358/0437/files/33203048373.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6763/7922/files/employee_contract_letter.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4021/0072/files/zimewekasemes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5797/1362/files/saxon_algebra_2_answers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5832/1821/files/winoxo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6026/5117/files/evangelios_apocrifos_de_la_biblia.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_off00006978.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6978 | 5620 bytes |
SHA-256: 5053f4dab38daa8f4ff068c622df2de98338c55899a6867ca70ba24cf19c3ba4 |
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font_01_sfnt_off00007c8d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C8D | 10708 bytes |
SHA-256: 53aa1818513d264fb3e48fbfceed7c1b79cca08c812f8c440ec619e4cf4fa0f9 |
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