MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to redirector infrastructure, specifically `https://ttraff.com/pify?keyword=payphone+piano+sheet+pdf`, which is flagged as malicious. It also hosts a large number of links to other PDFs, likely for SEO manipulation or to distribute further payloads. The ML classifier strongly indicated maliciousness, and the presence of a download button lure reinforces the deceptive nature of the document.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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.com/pify?keyword=payphone+piano+sheet+pdf In PDF document text
- http://files.tourtrax.com/uploads/1/3/2/7/132740594/zefoporifowez_mewikapunesoja_medorerex_bubakaw.pdfIn PDF document text
- http://files.crathesdrumoakdurriscc.org/uploads/1/3/2/7/132740836/6894445.pdfIn PDF document text
- http://rapujes.paulameylerphotography.com/uploads/1/3/1/0/131070450/642137.pdfIn PDF document text
- http://files.abbystafford.com/uploads/1/3/1/0/131070841/gogawezu.pdfIn PDF document text
- http://files.stjohnssaugus.org/uploads/1/3/1/4/131406365/6d2364691c.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3920/2197/files/suwataxokele.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9938/1157/files/88281264643.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6467/1909/files/67962570230.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/6090/4615/files/44430627836.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0197/0837/files/81126310367.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5967/5293/files/vobezolo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6660/5211/files/17478558239.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8799/5807/files/40651302221.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/loxidunadubufurepetiverox.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5733/9816/files/railway_station_code_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3792/5269/files/74183641769.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/5778/3718/files/65637405116.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_off00007f5b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F5B | 5104 bytes |
SHA-256: 69b8b41cece77e7a28c786f9812d92c7b348c52265dccaba98c32ecd869eb27f |
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font_01_sfnt_off000090b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x90B7 | 10088 bytes |
SHA-256: 85ccde2b4d7cc84eeaf6a3f09426c037627810d08669a56434958c064e19f3a5 |
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font_02_sfnt_off0000b394.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB394 | 9880 bytes |
SHA-256: 32651890ee86d194e8a1f0bdc42ae9133ba40bba7c23ef8cc830653db7584b28 |
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