MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, many pointing to Shopify domains hosting other PDFs, and one critical link to a known malicious redirector. This suggests a link farm or SEO manipulation tactic to distribute malicious content or phish users. The ML classifier strongly indicates maliciousness, and the presence of a malicious redirector URL confirms the intent to lead users to harmful sites.
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.ru/pify?keyword=stanley+ka+dabba In PDF document text
- http://files.citykidzmag.com/uploads/1/3/1/4/131453522/b3bef15785d.pdfIn PDF document text
- http://files.hpnlo.org/uploads/1/3/1/4/131437880/5509720.pdfIn PDF document text
- http://files.iliveinmycarandeatverywell.com/uploads/1/3/0/9/130969231/4909343.pdfIn PDF document text
- http://files.birthcontrolsafety.org/uploads/1/3/1/6/131637649/e8307c54067.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/1/0433/9400/7191/files/xeriz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4012/6629/files/xobumonemuwugakam.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6285/2773/files/31184718815.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8549/6482/files/dadekisopoke.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4707/3445/files/fuwomeda.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4065/2960/files/xavijijosamajugulufezadu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/5906/1670/files/44987719893.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4837/0333/files/xuloku.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7048/8730/files/laposakefonevamiv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2756/9576/files/puxunujamapoxomir.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5960/1830/files/87983419476.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5372/7387/files/rizukexoroter.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2469/4939/files/xexokiwi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5129/3599/files/47355726132.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9699/8048/files/xofopumulure.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_off0000668c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x668C | 4956 bytes |
SHA-256: 3f5ba606582e2b947f6e2613a4c33e6d1a5592db256d90254a1e1ace94f477e2 |
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font_01_sfnt_off0000777e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x777E | 10184 bytes |
SHA-256: 853c8a1743de65abb6b1c325e14a2208eb4704937d3df69e5fc664b39c180539 |
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font_02_sfnt_off00009a98.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9A98 | 16164 bytes |
SHA-256: 6e3fbd491d8b71441998836ddca0d0c102716a221ea14f8143929167ad9a79b3 |
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