MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a link farm designed to redirect users to malicious infrastructure, specifically identified by the critical heuristic PDF_MALICIOUS_REDIRECTOR_LINK. The document body, though partially corrupted, includes the URL https://ttraff.com/wb?keyword=introduction%20to%20marketing%20pdf%20notes, which is the primary indicator of malicious intent. The ML classifier also strongly flagged this PDF as malicious. The presence of numerous Shopify-hosted links, while many are benign, serves to obscure the malicious redirector.
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.com/wb?keyword=introduction%20to%20marketing%20pdf%20notes In PDF document text
- http://pisuzet.raphaelchurch.org/uploads/1/3/1/4/131453247/remagileziw.pdfIn PDF document text
- http://files.vpphcc.com/uploads/1/3/0/8/130874382/xuvasi-zodewikereluva-titodiz.pdfIn PDF document text
- http://files.pamelabusby.com/uploads/1/3/1/4/131452878/lipolekixox.pdfIn PDF document text
- http://files.saujs.co.za/uploads/1/3/2/6/132681824/8694376.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/1/0434/9011/5748/files/argumentative_essay_sentence_frames.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2865/9870/files/zutatigixebonazofumave.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6636/8935/files/taleziboloraba.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9593/2584/files/48613440862.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0268/2789/files/43548610234.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6656/4503/files/facebook_ads_manager_tutorial.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2675/0362/files/19061657982.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7865/5903/files/esc_atrial_fibrillation_2020.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2089/2834/files/raspberry_pi_google_cloud_print.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0215/0557/files/advantages_of_public_limited_company.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7652/5984/files/harpercollins_study_bible_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7328/9894/files/bangladesh_police_constable_job_circular_2020_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1218/4474/files/woguvesonixete.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_off000069ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69EE | 5444 bytes |
SHA-256: d8405f5c6aa2a7cf118ba20fdf92d171158485b30a16e8b2d3fc9cb98a73f31b |
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font_01_sfnt_off00007c61.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C61 | 10380 bytes |
SHA-256: 907b16829ec8a5b18a4239f3cc27124af751068f10be8c34c3ca1a83d1a48452 |
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