MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for a malicious redirector link, specifically `https://ttraff.cc/pify?keyword=formal+wedding+invitation+templates`. This URL is presented within the document body, disguised as a wedding invitation template, to entice users to click it. The PDF also contains a link farm heuristic, suggesting it's part of a larger SEO manipulation effort. 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=formal+wedding+invitation+templates In PDF document text
- http://toximifu.sabracelets.org/uploads/1/3/1/1/131164250/ruxatisorupiriketa.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/1/0448/3085/1233/files/physical_science_concepts_in_action_chapter_5.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4375/0039/files/outlook_2016_archive_emails_manually.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4327/3369/files/64941855853.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/3298/4222/files/59943877680.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3437/7377/files/belajar_excel_2020_tingkat_mahir.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6268/0984/files/40519130017.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/0365/5830/files/math_questions_and_answers_grade_10.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0450/5151/0936/files/administrative_procedures_act.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1335/7214/files/82789701282.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4065/2960/files/1670368525.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1037/4307/files/relative_clauses_latin_worksheet.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_off00006d90.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D90 | 5388 bytes |
SHA-256: c02a1b620c35d91d0e0d14f15231f024d1a63a37df75c459e5abd4bacee6fcb2 |
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font_01_sfnt_off00007fe0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7FE0 | 10016 bytes |
SHA-256: a285399f002d3c331d0656d025ff545e15f092351cc090ce2a6151edd449fd08 |
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