MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a malicious redirector link disguised as a download button, which is a common lure for phishing or malware delivery. The document body, though heavily obfuscated, contains the same malicious URL. The presence of numerous external PDF links suggests a link farm intended to manipulate search engine results, further supporting 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=eureka+math+grade+8+module+2+answer+key+pdf In PDF document text
- http://files.springhillmn.com/uploads/1/3/2/7/132712096/848f55ddf.pdfIn PDF document text
- http://files.plantsandponytails.com/uploads/1/3/0/7/130739212/1441994.pdfIn PDF document text
- http://files.focusedlearningsolutions.com/uploads/1/3/1/6/131636990/49d8e9.pdfIn PDF document text
- http://tuxer.africaready.org/uploads/1/3/0/7/130776561/saneredusof_lisunodinevosav_kadafuxabevavi_luvudafevajado.pdfIn PDF document text
- http://gugop.joshualively.com/uploads/1/3/2/7/132741555/2809308.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/1/0434/6642/4470/files/fimubufabixuladabujad.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3264/0679/files/6021299015.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4430/5061/files/26435737232.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1978/7675/files/the_last_lecture.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/3847/8229/files/legend_of_zelda_twilight_princess_walkthrough.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6200/9755/files/suvopubefavazib.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0544/3237/files/50011038440.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5883/9198/files/97118545522.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3750/8252/files/rains_of_castamere_meaning.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8621/6352/files/tazef.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9232/8104/files/geravodejegofin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/7914/5374/files/manual_shift_powerglide.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3243/7158/files/10016574208.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9915/1768/files/19655268340.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_off00006dba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6DBA | 5996 bytes |
SHA-256: a18afbe6e79eff56cf4bbeec79d032032d89c1c2697947fb4b5d3f2764ca0eb2 |
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font_01_sfnt_off0000821a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x821A | 10652 bytes |
SHA-256: 3dc9191d75440660a8f3ba25da879268553a583c454154b124b91d1f65db076b |
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