MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links, with a critical heuristic firing indicating it links to known malicious redirector infrastructure. The primary malicious URL identified is https://ttraff.cc/pify?keyword=publicity+definition+pdf. The document body, though heavily obfuscated, also contains this URL and other PDF links, suggesting a link farm or redirection scheme designed to lead users to malicious content. No scripts were extracted, but the PDF structure and link farm heuristic strongly suggest a delivery mechanism for further malicious activity.
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=publicity+definition+pdf In PDF document text
- http://doradela.suttonathomealpacas.com/uploads/1/3/1/0/131070859/5254e4794dabc.pdfIn PDF document text
- http://files.scarlettcrawford.com/uploads/1/3/1/0/131071258/bokajudaz.pdfIn PDF document text
- http://jipususib.rosehillplayers.net/uploads/1/3/1/3/131383483/nipudapitufun.pdfIn PDF document text
- http://files.mrscoopersblog.com/uploads/1/3/1/6/131606349/vepomenogunotow_loluvumizevok_minurukukegizu.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/1/0430/3421/4561/files/aspen_plus_getting_started.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1635/4978/files/nizisusiweso.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1179/2286/files/zigikimifolaladega.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9333/4952/files/carbonium_ion.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/5650/5756/files/beckett_baseball_january_2020.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3482/1287/files/59205830406.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2091/8679/files/72075688781.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0664/7717/files/pilijazek.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9315/5230/files/saurastra_samachar_bhavnagar_download_today.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3792/5269/files/89494048820.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9257/3334/files/88231354625.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8855/9780/files/gesaropubilepusitefo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7278/2489/files/definition_of_poverty_alleviation.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3886/6584/files/300_crochet_stitches.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8651/9208/files/97398801431.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_off0000732b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x732B | 4908 bytes |
SHA-256: 164bbcac8b9e3a07cafd6a686d0a49e9926cb5c04ac693f7525c34b56e025b8d |
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font_01_sfnt_off000083fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x83FA | 10300 bytes |
SHA-256: cf3ceecc5d300ddc77218a335aedf2c11f207a636aa6a9a89e3ba840f4cef255 |
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