MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by multiple critical heuristics for containing malicious redirector links and a link farm. The ML classifier also strongly indicated maliciousness. The document body contains a URL that points to a known malicious redirector, likely intended to lead users to further malicious content or phishing sites. The presence of numerous external links, many pointing to Shopify domains, suggests a tactic to obscure the ultimate destination or to create a large, potentially deceptive, link farm.
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.com/pify?keyword=chiwoniso+maraire+ancient+voices+album
- http://supiwon.the-nature-atelier.com/uploads/1/3/2/6/132682974/takotobabi.pdf
- http://kemafutiv.crrhcc.com/uploads/1/3/1/3/131379874/lapaxo.pdf
- http://files.refacemasters.com/uploads/1/3/1/3/131383323/kunadeka-xesil-fokap.pdf
- https://cdn.shopify.com/s/files/1/0431/9684/2142/files/76133982935.pdf
- https://cdn.shopify.com/s/files/1/0428/7237/3414/files/tozosedugepajuramebinata.pdf
- https://cdn.shopify.com/s/files/1/0444/4015/8374/files/bpmn_2._0_thomas_allweyer_download.pdf
- https://cdn.shopify.com/s/files/1/0433/9915/1768/files/workplace_first_aid_guide_poster_free.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/92313200312.pdf
- https://cdn.shopify.com/s/files/1/0431/2937/2836/files/62673656383.pdf
- https://cdn.shopify.com/s/files/1/0439/1161/0520/files/jolly_phonics_reader.pdf
- https://cdn.shopify.com/s/files/1/0437/3427/0117/files/xukexokosezafop.pdf
- https://cdn.shopify.com/s/files/1/0439/0898/9096/files/vujuso.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_off000064bd.bined682360a5feef4973cd9109d99d32a67a21020d63a0a042813d866585afcb7c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64BD | 5236 bytes |
font_01_sfnt_off0000766b.bind75ae045e9067662483d30383cfdd3676c5ec089a64f9a91f02a0f0e3f40e3bd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x766B | 10144 bytes |
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