MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, many of which point to a link farm hosted on Shopify. One of the primary links, https://ttraff.ru/pify?keyword=leadership+team+building+activities+pdf, is identified as a malicious redirector. The document body, though heavily obfuscated, contains references to 'leadership team building activities pdf' and the authoring application 'wkhtmltopdf', suggesting a lure to disguise the malicious intent. The presence of numerous external links, including the malicious redirector, indicates a campaign focused on driving traffic to potentially harmful sites.
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=leadership+team+building+activities+pdf In PDF document text
- http://files.casamia-berneny.com/uploads/1/3/1/6/131606968/vesiwopivavuwir.pdfIn PDF document text
- http://files.micapeace.com/uploads/1/3/1/1/131163718/5213936.pdfIn PDF document text
- http://files.littlefairygarden.com/uploads/1/3/1/8/131857626/rutitatibokidaxuliw.pdfIn PDF document text
- http://fogowi.azanow.org/uploads/1/3/1/6/131637016/murupibipu.pdfIn PDF document text
- http://fobavis.crystalpalmsrvpark.com/uploads/1/3/1/6/131637881/pevefakugusuxibu.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/1/0437/5193/2056/files/71061115833.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0062/7363/files/ratesesitibagoviratuf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/22271122494.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7179/8424/files/benefits_of_fasting_in_islam.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8237/5577/files/lol_sejuani_build.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3033/1047/files/71461018877.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4817/3722/files/setuforepe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7881/9735/files/30679279276.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6646/6216/files/xapixagelejewixanapunati.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3074/8055/files/azerbaijan_history.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/4518/0824/files/ayat_ayat_ruqyah_pengusir_jin_dan_sihir.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5115/5618/files/19130173563.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6821/8780/files/1_to_10000_numbers_in_words_in_tamil.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8131/1132/files/4049_datasheet.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_off00007346.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7346 | 5708 bytes |
SHA-256: 0bb50e2d2ead1b51b93d96bc089f84ed82d5850acac018774177eb60a5eaf753 |
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font_01_sfnt_off0000868c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x868C | 10156 bytes |
SHA-256: 7ca1a5a06dbcc1ba817b1d72d349af084e3b1c26ebef5e89df5b97e820b2e776 |
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