MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, many of which point to a redirector service known for malicious activity. The document body, though obfuscated, contains text related to 'boundary wall estimate pdf' and a URL that appears to be part of a link farm designed to attract traffic. The presence of a malicious redirector and a large number of external links strongly suggests a phishing or malware distribution attempt.
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.cc/pify?keyword=boundary+wall+estimate+pdf In PDF document text
- http://files.theblackribbonart.com/uploads/1/3/2/3/132303181/4f1c131.pdfIn PDF document text
- http://files.shulman-writer.com/uploads/1/3/0/7/130739970/a80e4c53c4.pdfIn PDF document text
- http://files.tahlequahtrails.org/uploads/1/3/1/4/131454286/vavarifinosi.pdfIn PDF document text
- http://tazizinub.mentororchestra.com/uploads/1/3/0/8/130873995/205254c.pdfIn PDF document text
- http://files.body-knowledge.com/uploads/1/3/2/6/132681824/2094315.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2259/6768/files/xijisemumumufojileg.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7273/2825/files/accsap_8.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5955/8053/files/25908270490.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1811/7543/files/86454953323.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4729/5898/files/vexigenotumadulowofebitef.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/8619/8424/files/pukonefirexasomawed.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/7868051279.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9471/3244/files/piano_sheet_music_kpop.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9961/1553/files/slavery_in_america_worksheet.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4312/6438/files/foods_to_avoid_on_keto.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6535/2097/files/78176770144.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5235/2156/files/water_logging_and_salinity.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5221/2130/files/aphasia_classification.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6551/5933/files/mapa_turistico_amsterdam_espaol.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004a2c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4A2C | 5432 bytes |
SHA-256: 2f9677de2916eb0f28e9bef68fc99758f50013786fb11095dac15dadeade19df |
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font_01_sfnt_off00005cad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5CAD | 9576 bytes |
SHA-256: 97cdb2cf661b6fca7803dfe72dbf0917bfca7fe5332061fa104058b91e32f48f |
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font_02_sfnt_off00007daa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DAA | 2832 bytes |
SHA-256: ab0b30550c16f0218ea180a56450acc25083be48fb805cb0f6f475dfa13b8319 |
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