MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous links, many of which point to a redirector service known for malicious activity. The document body, though heavily obfuscated, contains text suggesting a lure for 'piano sheet music' and includes the malicious redirector URL. This indicates a phishing or scam attempt designed to lead users to potentially harmful content.
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=clubbed+to+death+piano+sheet+music In PDF document text
- http://jakuv.mjglobalcommunications.com/uploads/1/3/1/8/131871825/tosujulidixe_xulokegavesuduf.pdfIn PDF document text
- http://files.cmc-info.net/uploads/1/3/2/6/132696112/siziwoj.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.fontrix.comhttp://www.nhncorp.comIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4949/9289/files/xezakuzugewagokemow.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9907/8299/files/ganofubezaxofewukasa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3686/8762/files/dr_scholl27s_thermal_therapy_paraffin_bath_instructions.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4758/1856/files/91155679417.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9277/0977/files/3_branches_of_government_worksheet_answers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4949/2384/files/kudazibifiririduxu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9749/6477/files/primaxin_davis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2440/8991/files/66658451644.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0567/2597/files/logic_gates_examples_with_truth_table.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2222/8379/files/xatatag.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0637/7632/files/computer_network_diagram.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008f82.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8F82 | 5264 bytes |
SHA-256: 7039e1a9373c205a8c99a6c140c131b90706192011b78c7475c551957c8f9b9a |
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font_01_sfnt_off0000a125.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA125 | 3104 bytes |
SHA-256: bd304ada27d124c9ce847f69f6672d642fd8fa1ddf12b93d098a0430df8a4c86 |
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font_02_sfnt_off0000ae44.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAE44 | 10320 bytes |
SHA-256: b64e532ad607fb47698e12253532842e74fd80645b3b102bcbda1ee3fe186b20 |
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font_03_sfnt_off0000cf70.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF70 | 4268 bytes |
SHA-256: 74d7e649e981b2b6032354eea9045918359efb7bde77488f94737081bcd24260 |
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