MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. Additionally, it exhibits characteristics of a PDF link farm, with numerous embedded URLs, many hosted on Shopify. The document body, though heavily obfuscated, contains the same redirector URL and several other PDF links, suggesting a coordinated effort to distribute malicious content or phish users. The presence of a 'download button' lure further supports a malicious intent.
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.com/pify?keyword=causality+assessment+of+adr+pdf In PDF document text
- http://samopodo.victorialandis.com/uploads/1/3/2/7/132740978/liduvosakopuzam.pdfIn PDF document text
- http://files.scw9.ca/uploads/1/3/0/9/130969176/1576028.pdfIn PDF document text
- http://files.ncappartnership.org/uploads/1/3/1/3/131384127/tewega-riwibadazetu-nabululukot.pdfIn PDF document text
- http://files.somax-consulting.com/uploads/1/3/1/4/131453405/pavekenamuwu.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/1/0435/2396/5079/files/66239614831.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2584/1819/files/57690959436.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0721/2709/files/lesufinagimukiwo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2639/0933/files/wagujidojupesi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/1567/3752/files/nijazipajixubib.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7055/3238/files/61014727922.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7840/2723/files/dolenosiriwofitora.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zonamanasalusowalu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1410/2941/files/28166226777.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4162/0119/files/alphabetical_order_worksheets_for_grade_3.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3818/7413/files/mysql_delete_row.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8962/5250/files/56426956797.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_off0000748c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x748C | 5196 bytes |
SHA-256: 90c665540c72d57d130b456ccedceedf7347d9431f1152da871e9ffc0c4be658 |
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font_01_sfnt_off00008625.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8625 | 10296 bytes |
SHA-256: f4b7d01845bde44b2747d6cdceb057d651cfc9be76fb860f185bf35ee60069ee |
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