MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, many of which point to PDF files hosted on various domains. One of these links, 'https://ttraff.cc/wb?keyword=dancing%20line%20the%20piano%20sheet%20music%20pdf', is identified as a malicious redirector. This suggests the document is designed to lure users into clicking malicious links, likely for phishing or malware distribution.
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/wb?keyword=dancing%20line%20the%20piano%20sheet%20music%20pdf In PDF document text
- http://files.opunakesurflifesaving.com/uploads/1/3/0/7/130775014/d7689e.pdfIn PDF document text
- http://files.pdxccc.com/uploads/1/3/0/9/130969312/gesamama.pdfIn PDF document text
- http://pazuraro.deliveredphotos.com/uploads/1/3/0/7/130775903/858bd420e6.pdfIn PDF document text
- http://jajedix.nddistrictyouth.org.uk/uploads/1/3/1/4/131406437/6244726.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/1/0428/9835/8432/files/7997453156.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3908/8027/files/70991309103.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8774/1607/files/96907856914.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/3629/3785/files/988690347.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8837/9032/files/87184210469.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7505/1413/files/11517743778.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6348/4315/files/75595220699.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2359/7725/files/how_to_combines_on_mac.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/35209966956.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1086/7871/files/vadekazepumemonewar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0446/4692/4451/files/kingdon_agendas_alternatives_and_public_policies.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/0729/3086/files/savurufarumotakijavizanev.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_off00007af7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7AF7 | 5472 bytes |
SHA-256: 99e55c9d4a4e98f432175725aabbfd5347044e7ce3daefcf86546967febe3a73 |
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font_01_sfnt_off00008d6d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8D6D | 10584 bytes |
SHA-256: 74de3229b8fbe80e303d6ab7d3a77af7f1d7f8a2352788ea487e62ba68980d07 |
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font_02_sfnt_off0000b149.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB149 | 16100 bytes |
SHA-256: 5ed570ae14c202d12182337b245ae5fcced705a00a6bf4a302a125516f26af46 |
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