MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing indicating it links to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=reliability+centered+maintenance+training+pdf', which is also flagged as malicious. The PDF also contains a large number of external links, many hosted on Shopify, suggesting a link farm or SEO poisoning tactic to distribute malicious content.
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=reliability+centered+maintenance+training+pdf
- http://files.jasondearingprops.com/uploads/1/3/1/1/131164239/bewisopumibijinovovo.pdf
- http://files.melissa-haskin.com/uploads/1/3/1/4/131407227/gijokesegilorodo.pdf
- http://files.caitlynclester.com/uploads/1/3/1/4/131407194/jipimebegekemi.pdf
- https://cdn.shopify.com/s/files/1/0430/4257/0402/files/25683694273.pdf
- https://cdn.shopify.com/s/files/1/0429/4112/0679/files/jujewi.pdf
- https://cdn.shopify.com/s/files/1/0432/9881/6150/files/carboxymethyl_cellulose_properties.pdf
- https://cdn.shopify.com/s/files/1/0427/9477/8791/files/lenasesazaguwuz.pdf
- https://cdn.shopify.com/s/files/1/0435/1619/9066/files/82311105006.pdf
- https://cdn.shopify.com/s/files/1/0440/4540/2277/files/cutting_tool_angles.pdf
- https://cdn.shopify.com/s/files/1/0428/4284/9446/files/21233588994.pdf
- https://cdn.shopify.com/s/files/1/0437/2217/8710/files/elfen_lied_torrent.pdf
- https://cdn.shopify.com/s/files/1/0440/2007/2613/files/satamekid.pdf
- https://cdn.shopify.com/s/files/1/0428/2492/5347/files/la_boite_a_merveille_resume.pdf
- https://cdn.shopify.com/s/files/1/0434/4591/1709/files/sotifujuvet.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_off00005c9e.bin4805349bf16624b57f1902e84f3dcf7800987d6d132fb163948d8d46c3034a1d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C9E | 5544 bytes |
font_01_sfnt_off00006f71.bin4cc5fa4a3fa42b3f96a44198cfebfd6db34a1f20ceefb1d9299727d2286d7b34 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F71 | 10088 bytes |
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