MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass external link farm, with a primary link to a known malicious redirector. The document body, though obfuscated, contains the URL https://ttraff.com/pify?keyword=introduction+to+costing+methods+pdf, suggesting a lure to a fake content page. The ML classifier strongly indicated maliciousness, and the presence of numerous links to Shopify-hosted PDFs points to a link-farming SEO abuse technique.
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=introduction+to+costing+methods+pdf In PDF document text
- http://files.juliegaulketracks.com/uploads/1/3/1/6/131606762/c6dbbfbe5c0.pdfIn PDF document text
- http://vigusik.dgdesignsjewelryandsupply.com/uploads/1/3/1/3/131383664/4310653.pdfIn PDF document text
- http://files.canyonfallsestates.org/uploads/1/3/0/8/130813777/5502980.pdfIn PDF document text
- http://dituxa.jwspropertyconsultancy.com/uploads/1/3/1/4/131438641/bapumut_dojinak_nilaw.pdfIn PDF document text
- http://files.gawlercalisthenicsclub.com/uploads/1/3/0/8/130814297/rasizovuwuvumi_kojiseteso.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/1/0431/6826/8456/files/93710281645.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6885/8272/files/linijekadubuxuluwakenukid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9085/3531/files/45538346990.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3577/1558/files/54986341355.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6382/6849/files/11995044156.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7573/9553/files/yuna_crush_lyrics.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2418/7549/files/49039295579.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3504/0664/files/vugizifibugopevedobo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9474/6023/files/liwijodufufomizi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4295/5676/files/gugutubebivuwelinuri.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4638/7367/files/xorejetunipab.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2402/2677/files/zuxaxajujulurofo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8052/3681/files/garevagadomezopasesorofa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7886/7351/files/jabudogibujofix.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_off00006491.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6491 | 5264 bytes |
SHA-256: eeec74548e72fc69f17202bbbf529bad6e4e3c80959585f270e53b6b22095d86 |
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font_01_sfnt_off0000764d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x764D | 10440 bytes |
SHA-256: 6c79c66fbbfdaf26dd14fc701f8f0227f31f710c1d03c703f887e79175b0e08e |
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