MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file was flagged by multiple critical heuristics for containing malicious redirector links and a link farm. The embedded URL points to 'ttraff.ru', a known malicious redirector. The document body, though heavily obfuscated, contains a reference to the same URL, suggesting it's the primary lure. The presence of numerous links to external PDFs, many hosted on Shopify, indicates a link farm strategy, likely for SEO manipulation or to host further malicious content.
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=android+tv+box+performance+chart+2019 In PDF document text
- http://fiwokuka.joke-emmerechts.com/uploads/1/3/1/4/131437949/meloxobajunew-dipekigigikebu.pdfIn PDF document text
- http://tepurosoz.mrusselldesign.com/uploads/1/3/1/8/131856257/dosefawedemuwajiwasu.pdfIn PDF document text
- http://files.550kirklandway.com/uploads/1/3/2/7/132740821/tagavavolapiwo.pdfIn PDF document text
- http://files.thedivadogs.com/uploads/1/3/1/4/131438461/vapivafukenekakabi.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/1/0428/3262/5831/files/verification_of_kirchhoff_s_current_law_lab_report.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2900/3416/files/mexura.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6949/7753/files/zolekejevozebaged.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3119/7856/files/39238389937.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5415/4406/files/valewizeluzakarixizarivaz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5804/4826/files/12850785248.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2829/9428/files/jegegabivufovadijugokoron.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8277/6727/files/revigesoxulapedogut.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/1269/1867/files/73462884338.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9166/5830/files/green_bay_packers_injury_report_week_13.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7006/2754/files/accounting_rate_of_return_example.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9166/5830/files/75286352519.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008765.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8765 | 5924 bytes |
SHA-256: b45c6354c35d0099659e81aa00ca3b29db295959c6b1beef7a967b25f751a474 |
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font_01_sfnt_off00009b69.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9B69 | 5004 bytes |
SHA-256: 1173aed315fde6410e1f76b644a05d4e13bc520521d9acab82bba74c0ef6c769 |
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font_02_sfnt_off0000ad7a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAD7A | 10864 bytes |
SHA-256: 060a6cccc35a338418e01e31d0312f651554af7a65cf86c0322d744f620eebd8 |
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