MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links that redirect to a known malicious domain, ttraff.ru. This domain is used in a link farm strategy, likely to obscure the final malicious destination. The document body, though heavily obfuscated, contains text referencing 'analytical skills for decision making pdf' and the malicious URL, suggesting a lure to a phishing or malware distribution site.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=analytical+skills+for+decision+making+pdf
- http://files.schoolontherise.com/uploads/1/3/0/7/130775431/9840034.pdf
- http://files.nadermakki.com/uploads/1/3/0/7/130775607/2325965.pdf
- http://ferokew.jccaportland.com/uploads/1/3/1/4/131452977/jaworozewowoke-naxojiwijem-vimikuvotinizow.pdf
- https://cdn.shopify.com/s/files/1/0431/5856/9120/files/49668240937.pdf
- https://cdn.shopify.com/s/files/1/0427/8799/5807/files/27712424460.pdf
- https://cdn.shopify.com/s/files/1/0431/6472/9512/files/81094635547.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/40169505762.pdf
- https://cdn.shopify.com/s/files/1/0434/7173/2889/files/37600044799.pdf
- https://cdn.shopify.com/s/files/1/0432/5238/3904/files/estimation_and_costing_of_building.pdf
- https://cdn.shopify.com/s/files/1/0434/7602/5497/files/manopigenewenuvaraxuweber.pdf
- https://cdn.shopify.com/s/files/1/0432/7243/7910/files/lokegajuxidonanibupiri.pdf
- https://cdn.shopify.com/s/files/1/0435/3985/7563/files/14537367382.pdf
- https://cdn.shopify.com/s/files/1/0437/6743/1320/files/nutrition_definition_biology.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008c40.bin045e04c72b0efaa437ef59c2932e654dcb4c659a1acad37fec36ae2ca725dc22 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8C40 | 5632 bytes |
font_01_sfnt_off00009f66.bin08344206fc587c62d9cb68ead091f51bef003cff539c5f1d77282dad83785221 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9F66 | 10720 bytes |
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