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 of which point to a link farm hosted on Shopify. One of the primary links directs to a known malicious redirector, ttraff.ru, which is likely used to obscure the final malicious destination. The document body, though heavily obfuscated, contains the URL that triggers the malicious redirector, suggesting a phishing or scam attempt.
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=calculus+a+complete+course+robert+a.+adams+christopher+essex+pdf In PDF document text
- http://xakan.lindamccallum.net/uploads/1/3/1/4/131482853/tamoxod.pdfIn PDF document text
- http://bawur.viewpointvideos.com/uploads/1/3/1/6/131636725/3496f3.pdfIn PDF document text
- http://files.anna-abraham.com/uploads/1/3/1/3/131383318/3988860.pdfIn PDF document text
- http://wipawelob.lambethlarder.org/uploads/1/3/0/9/130969633/201952.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0427/8072/1311/files/gezolelewap.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4029/1486/files/vudojazanu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2558/7610/files/55704876708.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5082/7929/files/26433628482.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/0144/4512/files/hemiptera_morfologia.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/58097506778.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4751/7341/files/kuvesajaluwewepefigemamaz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6750/6845/files/accounting_dictionary_english_to_telugu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3138/6529/files/dezotoxubirake.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/lipowu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2871/6439/files/50426844419.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9559/5938/files/matelubugepajakakemuveso.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1905/0908/files/jujowoxoranejivu.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
🗂 Part of campaign:
viewpointvideos.com
3 samples
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006bde.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BDE | 5432 bytes |
SHA-256: 2423e9ebd7e354cb2b4c3fd694bee70f3bd28ebb8a203c39d988846fa957ad70 |
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font_01_sfnt_off00007e5b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E5B | 14548 bytes |
SHA-256: 843b5bd922410b68db6b5336d4742f752443afa5530a628e679ddcce27d5339c |
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font_02_sfnt_off0000ac46.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAC46 | 4324 bytes |
SHA-256: 7f6049e5011acf0e8581793f2bc2bb947aac2929fdb77abc318b2a6155c1ef71 |
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