MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains multiple embedded links, with one identified as a malicious redirector. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' indicates a direct link to malicious infrastructure. Additionally, the 'PDF_SEO_LINK_FARM' heuristic suggests a large number of outbound links, many hosted on Shopify, which is a common tactic for distributing malicious content or for SEO poisoning. The presence of a 'download button' lure further supports the 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/wb?keyword=inside%20haunted%20house%20worksheet In PDF document text
- http://files.eisenhowerchoirs.com/uploads/1/3/1/0/131070792/21822ea73f65def.pdfIn PDF document text
- http://raruje.chriscruzboone.com/uploads/1/3/1/0/131070374/6774982.pdfIn PDF document text
- http://files.gailnathansonpaintings.com/uploads/1/3/1/1/131164081/gebuvazox.pdfIn PDF document text
- http://files.oquincegoldenretrievers.com/uploads/1/3/1/4/131453555/3063475.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/1/0435/8340/6243/files/tudilosebaxagikuguxepulup.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6857/1294/files/48901615704.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0491/2031/files/vepisapokikilege.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3122/2677/files/chiltons_manual_online_free.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0577/0904/files/time_servers_ntp.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0256/7588/files/6080225425.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2990/6079/files/aadhar_card_name_change_form_gujarati.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9299/2410/files/rudumuvabiwegavobi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3830/1590/files/71049846607.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/7821/9944/files/koroturomiwopenefatakir.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8585/5897/files/hernia_hiatal_dieta.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8800/2710/files/vodugatirevi.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_off00004c88.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4C88 | 4972 bytes |
SHA-256: 563f41f117fa0bb3092756ee9fe871c7db41bd7bf0362a6c9b1ae3bbbad7d240 |
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font_01_sfnt_off00005d79.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D79 | 9440 bytes |
SHA-256: 4e2085721049835b1b5d059c75a3006d353eb0e08c17f376bf1def1bd4080dd4 |
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