MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm and a specific malicious redirector URL, indicating a phishing or malware distribution attempt. The document body, though heavily obfuscated, contains the malicious URL and references to other PDFs hosted on Shopify, suggesting a lure to download potentially malicious content. The presence of a call-to-action phrase further supports this. No scripts were extracted, limiting the analysis of the payload.
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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=e+book+wings+of+fire+pdf In PDF document text
- http://files.centralpopalicious.com/uploads/1/3/1/4/131453598/buboku-mabegekefiladim.pdfIn PDF document text
- http://files.jessicadenham.com/uploads/1/3/2/7/132712005/molavavip.pdfIn PDF document text
- http://files.moniquekgaffney.com/uploads/1/3/0/8/130813860/c6a16.pdfIn PDF document text
- http://files.icorboxing.com/uploads/1/3/1/3/131398560/bupiwu.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/1/0437/0923/5355/files/94808711010.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7121/8588/files/42193312017.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0300/9434/files/86398890073.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/6874/9979/files/loxudukudapaxuraf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5709/3525/files/blender_2._7_tutorials_for_beginners.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4092/3048/files/aircraft_performance.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3461/4688/files/tepalesesenuforogogikikuv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0449/2810/6651/files/genero_dramatico_historia.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1952/5534/files/speak_your_mind_in_writing_c2.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8862/5302/files/59789690443.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0083/9842/files/zalemaperibaziwaguta.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4953/3088/files/bugegojikibudubinu.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_off00006347.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6347 | 5220 bytes |
SHA-256: 6190703e109a5efcd6d551d8ae4c88f3f4454a12aa4e667007f7eb4a3fe981d0 |
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font_01_sfnt_off0000752f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x752F | 10912 bytes |
SHA-256: fa31028b128998e9023d4a549bce27c628b518c3e6c446dab6cedeacb626cb78 |
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font_02_sfnt_off00009a42.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9A42 | 16100 bytes |
SHA-256: c3461001ca888bed6954970c14d027cf202d908e5c0b8e175f896e5a236b6086 |
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