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 pointing to Shopify domains, but one critical link directs to a known malicious redirector. The document body, though heavily obfuscated, contains text related to books and the URL https://ttraff.ru/pify?keyword=bhaktisiddhanta+sarasvati+books+pdf, suggesting a lure to download further content or redirect to malicious sites. The ML classifier strongly indicated maliciousness.
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=bhaktisiddhanta+sarasvati+books+pdf In PDF document text
- http://files.vc-wares.com/uploads/1/3/0/8/130874122/wapexejako.pdfIn PDF document text
- http://gofeviz.midviewband.com/uploads/1/3/0/8/130874359/tifutes_siwowadev_tuwen_lesusoji.pdfIn PDF document text
- http://loxamez.darksidegym.com/uploads/1/3/1/8/131871592/2422388.pdfIn PDF document text
- http://vexajewo.mslaneapgov-econ.com/uploads/1/3/1/6/131637223/8555465.pdfIn PDF document text
- http://files.trinalang.com/uploads/1/3/2/6/132682829/fizaruke_wajozidi_vilolukasodojar.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/1/0428/3455/9143/files/fovozumogixakexovejazasa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0070/9791/files/5052430349.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4857/4884/files/22521092803.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6128/8868/files/13984885355.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3876/8294/files/balcony_steel_grill_design_catalogue.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4381/4556/files/44010926385.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8423/4398/files/appsc_group_4_previous_papers_in_english.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8951/1071/files/19221618410.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3510/6203/files/61309654819.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3525/5203/files/25343451454.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3506/5505/files/80947645263.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7620/6240/files/tetugagumas.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://www.geocities.com/mitra_anirban/hobbies.htmGNUIn PDF document text
- http://www.gnu.org/copyleft/gpl.htmRegularIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000957c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x957C | 5412 bytes |
SHA-256: 101640f501ba036736ebeca6ad76c7b8029533fdaed74820c7ff9a13d4c99a08 |
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font_01_sfnt_off0000a7cf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA7CF | 6284 bytes |
SHA-256: 85285614d10929d0c5ccf88de699980ce4d8a7cf2e1f58d6d8563117c4d4899c |
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font_02_sfnt_off0000bc8d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBC8D | 15828 bytes |
SHA-256: fd3373ad89861cc60c9d00002f0a4a7b85bd6821e46ccd1b6df8cd33f61e956d |
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