MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded URLs, with one identified as a malicious redirector. The document body, though heavily obfuscated, contains text related to 'flute sheet music' and the malicious URL, suggesting a lure. The presence of many external PDF links, some benign and some unknown, indicates a potential link farm or SEO manipulation tactic. No scripts were extracted, but the PDF structure and embedded links strongly suggest a phishing or scam attempt.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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.ru/pify?keyword=ammerland+flute+sheet+music
- http://files.bluelabelproducts.net/uploads/1/3/0/8/130813841/32879ff2c68e1.pdf
- http://naluwok.camillefrancois.com/uploads/1/3/0/8/130874019/vovaweg.pdf
- http://files.fcbtlaw.com.au/uploads/1/3/1/8/131857152/pusofiwena.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0438/3775/1456/files/apollo_munich_health_insurance_optima_restore_brochure.pdf
- https://cdn.shopify.com/s/files/1/0430/7353/6161/files/goxokojafaxoj.pdf
- https://cdn.shopify.com/s/files/1/0431/2514/5760/files/31024748160.pdf
- https://cdn.shopify.com/s/files/1/0433/1703/5166/files/citibank_rewards_catalogue_2020_malaysia.pdf
- https://cdn.shopify.com/s/files/1/0429/2929/1427/files/bestimmte_und_unbestimmte_artikel_bungen.pdf
- https://cdn.shopify.com/s/files/1/0434/5679/0695/files/tujaxamafaxixan.pdf
- https://cdn.shopify.com/s/files/1/0440/5205/4181/files/2007862391.pdf
- https://cdn.shopify.com/s/files/1/0447/5315/8298/files/xowupopexamoz.pdf
- https://cdn.shopify.com/s/files/1/0429/6205/9427/files/85875798426.pdf
- https://cdn.shopify.com/s/files/1/0430/9660/4825/files/xezinizuxegabinixujukosa.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000050f5.bin61688b7750fa5732ead8c0877a55f57289526033c0584b5fc5439c1c6496d4fe |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x50F5 | 5248 bytes |
font_01_sfnt_off00006290.binb09fcab066e39a196e2a807ca7b5d05113fc9f24e639d2b912a342a3d72cd9fd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6290 | 15108 bytes |
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