MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing indicating it links to a known malicious redirector, disguised with a plausible lure related to sheet music. The document body, though heavily obfuscated, also contains the same malicious URL. The presence of numerous other PDF links, many hosted on Shopify, suggests a link farm or a method to obscure the ultimate destination. No scripts were extracted from this sample.
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=bridge+over+troubled+water+piano+accompaniment+sheet+music+pdf In PDF document text
- http://wodamanak.whitehorsevenue.com/uploads/1/3/1/3/131381679/pojapiparuxipikukib.pdfIn PDF document text
- http://files.sarahkernohan.ca/uploads/1/3/0/7/130776033/670705.pdfIn PDF document text
- http://files.alithistlephotography.com/uploads/1/3/0/7/130776757/tusopozegabibatadi.pdfIn PDF document text
- http://files.bahamasbeachhouseforsale.com/uploads/1/3/1/3/131380456/52b3b442.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0431/4444/6118/files/69999550212.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3387/8940/files/46813639370.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2982/2631/files/2_hour_countdown.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8145/8069/files/56426723308.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6431/8359/files/70114462305.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/1219/2413/files/nirugakoxadexofaniro.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1718/2104/files/52435375508.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9482/7415/files/5871335040.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3778/4224/files/58950921734.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9218/9089/files/butterfly_kisses_book.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1208/8231/files/mukowejakawujufilepoxa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3420/5590/files/lawodenejobipabe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1765/6731/files/approval_addiction_joyce_meyer.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0597/5462/files/lebadadu.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_off00005eac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5EAC | 5792 bytes |
SHA-256: 47f3c9ef8d01a06cb00db4433a5dac34fc21374e584097a2be17c41eeb314905 |
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font_01_sfnt_off0000723b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x723B | 15080 bytes |
SHA-256: ec08c8054d6f65dbfc7a13b526e07db474c22b0454a8859472c0be93720e6f52 |
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font_02_sfnt_off0000a19b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA19B | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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