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 malicious redirector links and a link farm. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains the URL https://ttraff.cc/pify?keyword=canonical+partition+function+pdf, which is a known malicious redirector. The presence of numerous links to external PDFs, many hosted on benign platforms like Shopify but likely serving as part of a link farm, further supports the attack pattern of luring users to potentially harmful 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=canonical+partition+function+pdf In PDF document text
- http://vowagom.karencougan.com/uploads/1/3/0/8/130814423/1919031.pdfIn PDF document text
- http://fomeboxu.lucyhdelaney.com/uploads/1/3/1/3/131383775/9111718.pdfIn PDF document text
- http://files.annishealinggarden.com.au/uploads/1/3/0/7/130776864/kuxafixogudaruwuje.pdfIn PDF document text
- http://renanu.alltheriversintheworld.com/uploads/1/3/1/6/131636725/pilugataje.pdfIn PDF document text
- http://files.niagarakettlebellsportopen.com/uploads/1/3/1/4/131437862/8964665.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/1/0435/7029/9038/files/nidesosesirusepeboso.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9096/0799/files/71327650571.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5672/6165/files/12344733106.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8492/3555/files/astral_projection_guidebook.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9141/8526/files/68372824148.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6246/8514/files/23538019628.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9173/8277/files/tejilagopag.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/6127/8870/files/91156746904.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1087/3765/files/2728210736.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/6145/0654/files/nizifole.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/pepefawabibuf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9946/4611/files/1889521433.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/27347714529.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/97253363073.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008748.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8748 | 4876 bytes |
SHA-256: c0524f1119f038fe3e8d4df17d73beac5bb49b6c5b0184a648bdabd1dbd0926a |
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font_01_sfnt_off000097e4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x97E4 | 11072 bytes |
SHA-256: 5cf560780c8c87b05bfa0988476f71d12ed4c8f818add6dcdaa02adc7784fe22 |
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font_02_sfnt_off0000bdfd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBDFD | 16124 bytes |
SHA-256: 4a49d8e5a932591095dffb690638fee85ea2044c56d39867fcdb65fe51a53c4d |
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