MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains multiple links, including one pointing to a known malicious redirector at 'https://ttraff.ru/pify?keyword=anatomy+of+flowering+plants+neet+notes+pdf'. The document body, though heavily obfuscated, also contains this URL and numerous other links to Shopify-hosted PDFs, suggesting a link farm or redirection scheme. The presence of a 'download button' heuristic further supports a lure-based attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=anatomy+of+flowering+plants+neet+notes+pdf In PDF document text
- http://files.mobasseri.us/uploads/1/3/1/4/131406614/7373cd6.pdfIn PDF document text
- http://files.shadeoftuba.com/uploads/1/3/1/8/131871659/4058afb.pdfIn PDF document text
- http://files.gsypicframers.com/uploads/1/3/1/4/131438008/javobawidil.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/1/0432/7315/8806/files/93075334450.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1802/6142/files/84136044753.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3695/8104/files/21920803143.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5082/6905/files/89942713183.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9953/8087/files/sizatolelavomenef.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/fawalonilon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6484/2647/files/97151812767.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7047/9768/files/fapewojeretov.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/99914628395.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1791/8870/files/1831012062.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2814/2501/files/les_nergies_marines_renouvelables.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8575/8628/files/pafikazevuvuz.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_off0000642c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x642C | 5332 bytes |
SHA-256: 4eda48918168c4e193b4c4123042a597fc4671e1010ada18830edda5f14c95cf |
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font_01_sfnt_off0000764b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x764B | 9740 bytes |
SHA-256: 521c9832ef50cbc09d1353e900a7cfa2ed41be11eef1edecdf3c9ae159d2dc0d |
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font_02_sfnt_off0000979d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x979D | 4324 bytes |
SHA-256: b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
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