MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document contains numerous links, many of which point to a redirector service (ttraff.com) that is known to host malicious content. The document body and heuristics indicate a lure for free PDF downloads, likely a phishing or scam attempt. The ML classifier strongly supports the malicious verdict.
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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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=physical+science+concepts+in+action+book+pdf In PDF document text
- http://levabafa.shenaniganstotes.com/uploads/1/3/0/7/130775732/dipixekini.pdfIn PDF document text
- http://files.joanobeirne.com/uploads/1/3/0/9/130969889/furenibupa.pdfIn PDF document text
- http://nokisun.martinisbistro.com/uploads/1/3/0/8/130815009/8b20a0404ecdb.pdfIn PDF document text
- http://files.floygregg.com/uploads/1/3/0/9/130969116/73a78f17791be76.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/1/0430/8438/2357/files/56510663794.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2106/5640/files/ar_15_diagram.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2195/9325/files/zepigozami.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0184/6692/files/the_ballad_of_buster_scruggs_script_reddit.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3755/5864/files/next_3d_launcher.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/1/0433/3495/9256/files/11600268964.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1556/1638/files/dumaxositelidajesejepoto.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/6971/9199/files/xagegukowawonovepejeluf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0133/1360/files/jonisatewadugibi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1304/5398/files/suzabufi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3486/9921/files/zixodixomisarefidosowu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3328/8088/files/31419574014.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4669/9165/files/12059538231.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9032/2342/files/7746868496.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005e62.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E62 | 5452 bytes |
SHA-256: 5a14a722cea6df4bf1321af0d361a1ea9c7f10ada431f7a6a3e6f371c7437d34 |
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font_01_sfnt_off000070f5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70F5 | 10604 bytes |
SHA-256: 3beda80e207d5b789adc4de2a496228baa526b80c58510aae6ce674888bd2cf8 |
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