MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to redirector domains, including 'ttraff.com', which is flagged as malicious. The document body, though partially corrupted, contains text suggesting a lure related to a 'Gastrocnemius muscle flap pdf', and the presence of embedded URLs points towards a phishing or malware distribution attempt. The ML classifier strongly indicates maliciousness.
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/pify?keyword=gastrocnemius+muscle+flap+pdf In PDF document text
- http://borazi.chrisball-student.com/uploads/1/3/2/6/132695569/musuzutexetiji-nukozatesita-zezovejotunot.pdfIn PDF document text
- http://files.conductorbeverlytaylor.com/uploads/1/3/2/6/132682142/pinalijiso.pdfIn PDF document text
- http://files.practicejoynola.com/uploads/1/3/0/9/130969190/367d81767c3.pdfIn PDF document text
- http://files.juiceboxventures.com/uploads/1/3/1/6/131637853/juvifexefodupar.pdfIn PDF document text
- http://files.cccinspire.com/uploads/1/3/1/4/131438538/dodixeju.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/1/0429/8699/5863/files/55077971476.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/7423/8102/files/natejen.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3123/2666/files/rolitezalojixogujuj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4087/4408/files/blendtec_blender_recipe_book.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4287/4278/files/lutapoxololoziv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8774/8519/files/portable_app_editor.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7900/7398/files/51901108747.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1509/3917/files/rijasulifigawunobe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2862/8135/files/filter_array_javascript.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1172/5723/files/sorejokoraridig.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9926/6979/files/23159653257.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2157/4044/files/xodukixaf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7141/5196/files/57121739140.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4431/6070/files/dutapepal.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_off00008c1d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8C1D | 5332 bytes |
SHA-256: ed19c832537a92631ffbcdee68fcff743bdc4260726260becea9c3ab596849a5 |
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font_01_sfnt_off00009e25.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9E25 | 11672 bytes |
SHA-256: 86aa37514fec882d420025caa315cfe6c4553700088c370e15866dfe5edccbda |
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