MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged as malicious by a machine learning classifier and contains numerous embedded links. One critical heuristic identified a link to known malicious redirector infrastructure, while another noted a large number of external PDF links, suggesting a link farm or SEO manipulation tactic. The document body contains garbled text and embedded URLs, further supporting the malicious nature of the file.
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=music+concert+poster+design+template+free
- http://files.lindalgraham.com/uploads/1/3/0/7/130739004/pixarokodawin_megom_kezideve_wegelasulo.pdf
- http://files.metis8.com/uploads/1/3/0/8/130814475/ab5bcdc2724.pdf
- https://cdn.shopify.com/s/files/1/0434/7101/2006/files/the_black_ghosts_full_moon.pdf
- https://cdn.shopify.com/s/files/1/0430/1311/1961/files/pobuvam.pdf
- https://cdn.shopify.com/s/files/1/0427/6633/6167/files/niv_audio_bible_old_testament.pdf
- https://cdn.shopify.com/s/files/1/0437/5108/0090/files/73727243270.pdf
- https://cdn.shopify.com/s/files/1/0439/1678/7880/files/tuveparagumowefiwupopu.pdf
- https://cdn.shopify.com/s/files/1/0430/3618/0634/files/80491927165.pdf
- https://cdn.shopify.com/s/files/1/0431/6934/9794/files/77732170932.pdf
- https://cdn.shopify.com/s/files/1/0430/7494/5184/files/belesenaxumurazutigev.pdf
- https://cdn.shopify.com/s/files/1/0447/8281/3341/files/add_and_subtract_fractions_with_unlike_denominators.pdf
- https://cdn.shopify.com/s/files/1/0433/8135/8753/files/vunosogitexewigodadi.pdf
- https://cdn.shopify.com/s/files/1/0432/8131/8056/files/advaita_bodha_deepika_portugues.pdf
- https://cdn.shopify.com/s/files/1/0436/6221/3273/files/nick_pivetta_fangraphs.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_off00005e37.bin0df99aa36403a910e4ed5154039a273034da38049f71b8fb9fbde17f9af632ef |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E37 | 5480 bytes |
font_01_sfnt_off000070c7.bind8cb6f26c5458b31ae2bc87eb5503874371828280f2e69047464fbd5d44e5a6d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70C7 | 9716 bytes |
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