MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to potentially malicious redirectors or link farms. The document body, though heavily obfuscated, contains a URL that is also flagged as a malicious redirector. This suggests the primary goal is to redirect the user to external, potentially harmful, websites.
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=video+bts+dionysus+dance+practice In PDF document text
- http://files.buffalohats.com/uploads/1/3/0/9/130969448/30967c.pdfIn PDF document text
- http://lijefun.fcoca.org.uk/uploads/1/3/1/4/131482995/zoxoso-lidepedixex-nigilewubezuwev.pdfIn PDF document text
- http://nujixan.leggolf.com/uploads/1/3/1/4/131412290/5b6e2da7df8399f.pdfIn PDF document text
- http://files.rockhillgallery.com/uploads/1/3/1/4/131483069/vuxixoxusesikofa.pdfIn PDF document text
- http://files.themoundcityslickers.com/uploads/1/3/1/6/131606011/wapobogefofedu.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/1/0436/5464/3877/files/folujawefitamosewalisid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9032/2342/files/zilitudu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7571/4715/files/monomial_binomial_trinomial_polynomial.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/1731/2168/files/sivebebabelelod.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4114/3454/files/27589709770.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0461/9373/7886/files/how_to_back_up_images_on_android.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3255/9263/files/67907682197.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3892/3169/files/pubiwafegivew.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5487/2214/files/kaziniwopuze.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0664/7717/files/tevurameradubotipafuje.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7145/4883/files/les_adjectifs_numraux_cardinaux_exercices.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005626.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5626 | 5244 bytes |
SHA-256: 39fd9bc99af6c7dd25d9e724ec2c0fa670e803948c9e9d7d9d926678780c7bff |
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font_01_sfnt_off00006807.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6807 | 11084 bytes |
SHA-256: 378e83329e092d20d2429a8533d4e29c65db5f348340231e7f8d03a56bce8d61 |
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font_02_sfnt_off00008d42.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8D42 | 16188 bytes |
SHA-256: a7878227d1c976d3952879c754d3b03e8c48e5b4da4b4dc64bd9a1e47bd7ae77 |
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