MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.cc/pify?keyword=social+network+vocabulary+pdf'. Additionally, it exhibits characteristics of a PDF link farm, with numerous external links, including one to 'https://cdn.shopify.com/s/files/1/0437/9020/5090/files/avi_to_mp4.pdf'. The ML classifier also strongly flagged this PDF as malicious. The document body, though heavily obfuscated, contains the redirector URL, suggesting a lure to a malicious site.
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=social+network+vocabulary+pdf In PDF document text
- http://files.adparametrik.com/uploads/1/3/0/7/130739081/5054099.pdfIn PDF document text
- http://files.leonbergersofnorlil.net/uploads/1/3/0/7/130740553/9602180.pdfIn PDF document text
- http://files.neciasnotables.com/uploads/1/3/1/4/131453540/nakuna_mevevuvevuxidu_tazupewofo_lunirosejugix.pdfIn PDF document text
- http://files.convictroad.com/uploads/1/3/0/8/130813366/909a6020cfc0.pdfIn PDF document text
- http://vofurot.johannaharman.com/uploads/1/3/2/7/132712615/xozenem.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/1/0437/9020/5090/files/avi_to_mp4.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3239/5426/files/afrofuturism_womack.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9105/1161/files/30549361154.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1140/0102/files/junigegipa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7600/9622/files/16379038118.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/1161/6418/files/automation_direct_gs2.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7209/4362/files/mabixeluxozusofiba.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3320/6682/files/62106603565.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1553/6793/files/39301416066.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9812/9059/files/46840234396.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3545/0774/files/oracle_virtualbox_on_pixelbook.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1969/7310/files/96942034135.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2883/2675/files/bumunotamivovajizovokut.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_off0000f0de.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0DE | 5532 bytes |
SHA-256: ce5f008c267d009ec841a9f3e9cb199b79642f56cc130820c365048292206060 |
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font_01_sfnt_off000103dc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103DC | 10740 bytes |
SHA-256: 297ab9c603b26bef7a51d01bf7f894d3480b67b3cd76a4e757213675a71d34ee |
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