MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector at 'ttraff.ru'. This suggests a link farm or SEO poisoning tactic to distribute malicious content. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=healthy+relationship+boundaries+worksheets', indicating an attempt to lure users to this malicious site under the guise of a document about relationship boundaries.
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.ru/pify?keyword=healthy+relationship+boundaries+worksheets In PDF document text
- http://files.whytherat.com/uploads/1/3/1/6/131636625/9951.pdfIn PDF document text
- http://files.thewrightauthor.com/uploads/1/3/1/3/131383602/4123506.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/1/0432/0172/4580/files/1114759497.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0460/1413/6487/files/awaiting_your_reply_formal_letter.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5209/0022/files/85634669783.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9869/4042/files/48966495183.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/5089/1424/files/bsria_report_structured_cabling.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/7131/3822/files/renivorujogipijokareluvas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5207/2089/files/bluebird_promise_all.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2276/8538/files/75591719292.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/6047/8630/files/skull_pill_report.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1121/1417/files/sq11_mini_dv_camera_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8812/4831/files/tamil_alphabet_chart_with_english_pronunciation.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0546/8068/files/2418426688.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0454/6904/0790/files/biochemistry_short_answer_questions.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_off0000743f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x743F | 5288 bytes |
SHA-256: 7ef90ef91fdb107b542ffb9f6b8897beb06c4a49c10192095aa1132f62bc2f3d |
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font_01_sfnt_off00008634.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8634 | 10272 bytes |
SHA-256: 2a320923e17f614c5e71411ea31668d2ae781d50b3378869bdb1b2b64e6f4846 |
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font_02_sfnt_off0000a938.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA938 | 4324 bytes |
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
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