MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to external resources, many of which are hosted on SEO-optimized domains and redirect through a known malicious redirector (ttraff.cc). The document body, though heavily obfuscated, contains the URL that is also present in the heuristics. This suggests a phishing or malware distribution attempt, likely using the document as a lure to encourage clicks on malicious links.
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=bolted+joint+engineering+pdf In PDF document text
- http://files.designstationdiy.com/uploads/1/3/1/3/131379477/sulanotuzabuwug.pdfIn PDF document text
- http://files.mandarin-garden.co.uk/uploads/1/3/2/8/132816195/kaxuwev_ridor.pdfIn PDF document text
- http://pasunite.cardsforbravery.com/uploads/1/3/0/8/130814788/lizogukewubetedom.pdfIn PDF document text
- http://files.juliedascoli.com/uploads/1/3/1/8/131856743/ece89dd30cb0f3c.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/1/0452/0479/9639/files/castrol_magnatec_5w40_a3_b4.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4102/9276/files/dorimenewududezasijefopa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7414/9793/files/13471166135.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1823/0688/files/vudokivebosokekipukatapis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/7953/6533/files/medical_dictionary_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0453/4692/files/zoology_books_for_bsc_part_1_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7441/2949/files/psychology_ciccarelli_4th_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9977/5381/files/74437004368.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9618/5763/files/el_rey_arturo_ylos_caballeros_de_la_mesa_redonda.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4865/7318/files/siwem.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1814/8247/files/android_butterknife_oncheckedchanged_example.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1378/3199/files/warcraft_3_nocd_crack.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4811/5096/files/cisco_firepower_2100_licensing_guide.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ad6b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAD6B | 4944 bytes |
SHA-256: 9943d7087e04e627cc985e404d3adbd804b1fc711996dd4b1414e956ad6055ff |
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font_01_sfnt_off0000be59.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBE59 | 10452 bytes |
SHA-256: 10e681d0c2dc1c64e540d3c7497b3b488d0ea0b7cbb53e37f85f8e6136553455 |
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