MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to external resources. One critical heuristic firing indicates that the PDF links to known malicious redirector infrastructure via the URL https://ttraff.cc/pify?keyword=the+lonely+shepherd+guitar+pdf. The document body text, though partially corrupted, includes this same URL, suggesting an attempt to direct users to malicious content.
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=the+lonely+shepherd+guitar+pdf In PDF document text
- http://files.musicwithflair.com/uploads/1/3/0/8/130814459/jikaganuxiw_suwofilez_gikozewituwogag_tamurozi.pdfIn PDF document text
- http://files.karrathacaravanpark.com.au/uploads/1/3/1/4/131437949/9115762.pdfIn PDF document text
- http://files.ptccommunitygardens.org/uploads/1/3/0/7/130776861/9534671.pdfIn PDF document text
- http://files.incaenterprises.org/uploads/1/3/1/3/131380916/rukev.pdfIn PDF document text
- http://files.driesenga.com/uploads/1/3/0/7/130776822/sofovejubutuz.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/1/0429/7529/7689/files/20619014718.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2301/4824/files/glossaire_du_transport_maritime.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2648/9249/files/certificado_de_origen.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6246/0577/files/46764654976.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6688/4250/files/75429865475.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9474/6023/files/rixobumikowowogilidosok.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6004/4710/files/bujulubamijepixajut.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2848/0157/files/jexuwix.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9079/5941/files/dilobowifuxubafunuxonetu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2363/8426/files/xojiv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/7879/2869/files/dazimenixalos.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_off000065e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65E5 | 5356 bytes |
SHA-256: a5badf88a3d68ff002cc6bc827f35c966b96899040784dfcaef7befb44724be0 |
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font_01_sfnt_off00007819.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7819 | 9932 bytes |
SHA-256: 2d1ca42734d6837274df53616753ea78b3faea5dd9eaf88ae0f97cbdecbf852f |
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font_02_sfnt_off00009a4f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9A4F | 16120 bytes |
SHA-256: 15cc5c52b507135e8b88421ba6518d619f75b60a2b0061e0982ff1989570a3ec |
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