MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a critical heuristic firing for a malicious redirector link, which is also present in the document body and linked to an SEO lure. The ML classifier strongly indicates maliciousness. The embedded link points to `https://ttraff.ru/pify?keyword=chahu+pas+pas+aana+song`, which is a known malicious redirector. The document also contains a large number of links to Shopify-hosted PDFs, suggesting a link farm or SEO manipulation tactic.
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=chahu+pas+pas+aana+song In PDF document text
- http://tavor.mccaconvention.com/uploads/1/3/2/6/132696128/645549.pdfIn PDF document text
- http://files.crystincomputerscience.com/uploads/1/3/1/4/131437636/9002929.pdfIn PDF document text
- http://rokad.ntqgchicago.net/uploads/1/3/0/8/130813095/nemawajodotakituru.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/1/0432/4196/3679/files/dutagapene.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/9006/3003/files/pdf417_barcode_font_ttf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9964/3286/files/kitoxukosigoxopavopino.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1313/4757/files/oxford_dictionary_word_of_the_year_2020.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5666/8573/files/87351758594.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8693/7253/files/16298193065.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0200/2595/files/99_names_of_allah_poster.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5893/8531/files/field_study_5_learning_assessment_strategies_with_answer.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7180/6366/files/corpse_bride_piano.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8277/6727/files/bigonodigutigid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7926/2615/files/7440727323.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7909/0855/files/63257651994.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9593/2584/files/88604793173.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_off00006ac5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6AC5 | 4612 bytes |
SHA-256: 8a82a9b192fe7ce6ce90392932dbc681bfeba73610b5de4b035269e0f9602904 |
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font_01_sfnt_off00007a5a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A5A | 14800 bytes |
SHA-256: 10e1fd1326c1ff59e04933cea9cbd1012a931732301cfc9d5af7fa0ebd56a1d8 |
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font_02_sfnt_off0000a749.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA749 | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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