MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a significant number of embedded links, with a critical heuristic firing for a PDF link farm. One of these links points to a known malicious redirector. The document body is heavily obfuscated and does not provide clear textual clues, but the presence of numerous external links suggests a traffic-driving or phishing attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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.com/wb?keyword=jpa%202.0%20documentation%20pdf In PDF document text
- http://files.southcallawayfootball.com/uploads/1/3/0/8/130814226/d33ebe.pdfIn PDF document text
- http://files.sallycasey.com/uploads/1/3/1/4/131408062/9572348.pdfIn PDF document text
- http://files.missfedak.com/uploads/1/3/1/0/131070452/xabusibefatura.pdfIn PDF document text
- http://files.msgfpa.org/uploads/1/3/1/4/131438366/lageniz_ropopirisidi_viganutezuv.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/1/0428/8741/3923/files/19993158487.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8171/2287/files/76556006019.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9291/8937/files/nosifed.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6278/8245/files/getovolami.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4553/6419/files/lometibuxitazifu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9380/2646/files/70365527595.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5656/9247/files/mosafezajekujomapiru.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8957/6601/files/77586632344.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2273/7830/files/38578643725.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/80835258875.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1423/4016/files/xojebofibono.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9928/3861/files/50801448211.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1480/6937/files/xezaxepezani.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3487/7847/files/liniromujivejuwarunavur.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006cba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6CBA | 3312 bytes |
SHA-256: c61f2f97bdb998b4f92c7d56673ece40e5494be2cfb8699af240f2eac3936501 |
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font_01_sfnt_off0000789c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x789C | 5172 bytes |
SHA-256: 7fd2aba0b631e9c291c7ddd242dfc26d536a52371cd6311e64a4c178b9773a3a |
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font_02_sfnt_off00008a20.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8A20 | 10952 bytes |
SHA-256: b9f64fe97c3a93ac77a620ae6175fe285b8ca992b4ae50cf04dbe80edf640534 |
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font_03_sfnt_off0000afbc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAFBC | 16060 bytes |
SHA-256: 523ebb5eba9f40856202eb298b513ffa6644a7d936cfffe3a9af14bdcc763cd8 |
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