MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains multiple embedded links, with a critical heuristic firing indicating a redirector to known malicious infrastructure. The document body and heuristics suggest a lure for downloading a PDF, likely a phishing or malware distribution scheme. The presence of numerous links, including a link farm, points towards an attempt to manipulate search engine results or distribute malicious content broadly.
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=essential+idioms+in+english+phrasal+verbs+and+collocations+pdf+download In PDF document text
- http://files.eastprospectparade.org/uploads/1/3/1/3/131398406/4654654.pdfIn PDF document text
- http://files.uffstreetwear.com/uploads/1/3/1/3/131380308/siposiva_lavenolofu.pdfIn PDF document text
- http://files.bcahope.com/uploads/1/3/0/7/130775519/wenedopudomer-ragimisipu-jigogonugupexuj.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0429/0641/9367/files/jowofofoturulodib.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7441/2949/files/mofomagusitisom.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5335/0055/files/seluxamudagupegetufemefo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/2707/7032/files/sidufizufolina.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6237/8152/files/rirojazup.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7180/7391/files/sasozafudi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9589/1871/files/72021251957.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8343/2096/files/ziruzakized.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9324/4570/files/minecraft_potions_list.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6910/4540/files/51778368648.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9898/8954/files/73529113477.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/gefoviliruvowej.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9097/6673/files/rapajimojelubexapisaraz.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_off00004fb8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4FB8 | 5608 bytes |
SHA-256: d380c687f6b07d8ad9980a7d0b4b9f4772538688b857a56e5729dfeb9727b943 |
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font_01_sfnt_off000062ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62AB | 10120 bytes |
SHA-256: 7cd0fdfd696b4033efc3002626369f92d861dbef5230ab7cbe753b706fb6d615 |
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font_02_sfnt_off00008549.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8549 | 4324 bytes |
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
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