MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many pointing to a link farm hosted on cdn.shopify.com, and one critical link to a known malicious redirector at ttraff.ru. The document body, though heavily obfuscated, contains references to the redirector URL and other PDF files, suggesting a lure to download further malicious content. The ML classifier strongly supports the malicious verdict.
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=boating+weather+report+gold+coast In PDF document text
- http://xizukaxob.rionevans.com/uploads/1/3/2/6/132696212/db806997cef.pdfIn PDF document text
- http://files.eringipfordfreelance.com/uploads/1/3/1/4/131437513/vivaxofaver_tiguvixoxet_vuvaxe.pdfIn PDF document text
- http://fematep.aauwbakersfield.com/uploads/1/3/1/4/131437657/rekemare_sibanil_wupuguguletal_dorekutisuneza.pdfIn PDF document text
- http://files.duarteband.com/uploads/1/3/1/8/131858540/vigasedibawugod.pdfIn PDF document text
- http://nogumo.thefightchronicle.com/uploads/1/3/1/3/131384244/fowatinurapudewu.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/1/0429/6058/4870/files/vapagowujezusimur.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5298/9605/files/pajivufarasajaranetaviga.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8529/1937/files/pdf_split_portable_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8575/8628/files/ludetagezesewomodipab.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1434/8197/files/96729564643.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8699/4855/files/da_31_xfdl.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/3278/6597/files/falulagajeboxobak.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5858/4986/files/autocad_assembly_drawing_tutorial.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2561/3475/files/61689247562.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/7792/5019/files/lupudore.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6426/2818/files/kuxugirejiwonefaf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9083/6645/files/rotolizuwagenizaled.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6113/9861/files/3_2_as_a_decimal.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/9765/1352/files/ibew_practice_test_free.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_off0000520d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x520D | 5476 bytes |
SHA-256: 873629307a7b4bab3fb33959a669c8a429a59a089b983fa0844cce09a6ce0c4f |
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font_01_sfnt_off000064ae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64AE | 9964 bytes |
SHA-256: 85aef559c4e56d1db9621a75b633a33f2799bf598fb6fe60134af8ab327488f2 |
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