MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a critical heuristic firing for a malicious redirector link, pointing to 'ttraff.ru'. The document body, though heavily obfuscated, also contains this URL, suggesting it's the primary lure. The file also exhibits characteristics of a link farm, with numerous embedded URLs, many pointing to Shopify, likely for SEO manipulation. The ML classifier strongly flagged this PDF as malicious.
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=benteng+hidupku+chord+pdf
- http://dawir.alexandrasearle.com/uploads/1/3/0/7/130774993/1bac6a6f4.pdf
- http://files.arabesquelondon.com/uploads/1/3/0/7/130775635/tuxefodozewizukatema.pdf
- http://files.wamindaworkingstockdogs.net/uploads/1/3/1/4/131414134/8073049.pdf
- https://cdn.shopify.com/s/files/1/0437/7929/3338/files/48503073651.pdf
- https://cdn.shopify.com/s/files/1/0434/3024/8600/files/19474479655.pdf
- https://cdn.shopify.com/s/files/1/0440/8757/4678/files/59525696582.pdf
- https://cdn.shopify.com/s/files/1/0430/1615/9395/files/sogivixanodujuxepisana.pdf
- https://cdn.shopify.com/s/files/1/0432/9019/8180/files/joragoguve.pdf
- https://cdn.shopify.com/s/files/1/0439/7747/4206/files/50887260499.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/44240048578.pdf
- https://cdn.shopify.com/s/files/1/0433/7837/6853/files/4276559998.pdf
- https://cdn.shopify.com/s/files/1/0433/6130/4728/files/povusulalolufolimo.pdf
- https://cdn.shopify.com/s/files/1/0437/1503/5291/files/68730827503.pdf
- https://cdn.shopify.com/s/files/1/0434/5865/8454/files/vovupitaxexolupabajur.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004528.bin72775c7d39a5497f3059f6be94f3ff3774f15c775f5432dea12ae0501850e42e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4528 | 4992 bytes |
font_01_sfnt_off0000561c.binedb9a1f48f96080b8ce7916f071a3f7e42f7825476b21cfa17d6d14a4a15971d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x561C | 10208 bytes |
font_02_sfnt_off000078e8.binff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78E8 | 4324 bytes |
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