MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/pify?keyword=what+is+a+nonconformity+in+geology'. The document body also contains this URL and a large number of other PDF links, many hosted on Shopify, suggesting a link farm or redirection tactic. The ML classifier also strongly indicated maliciousness.
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.cc/pify?keyword=what+is+a+nonconformity+in+geology
- http://files.unconventionals.org/uploads/1/3/0/7/130740493/xesumumupafi.pdf
- http://files.threelakesproperties.com/uploads/1/3/0/8/130874520/4367385.pdf
- http://files.corinnemanning.com/uploads/1/3/0/7/130776481/moluno.pdf
- https://cdn.shopify.com/s/files/1/0433/1978/7675/files/patulez.pdf
- https://cdn.shopify.com/s/files/1/0428/3269/1363/files/38296786633.pdf
- https://cdn.shopify.com/s/files/1/0432/3406/6594/files/92084918235.pdf
- https://cdn.shopify.com/s/files/1/0434/0174/0439/files/chaldean_numerology_for_beginners_free_download.pdf
- https://cdn.shopify.com/s/files/1/0436/5837/9417/files/46456462828.pdf
- https://cdn.shopify.com/s/files/1/0428/6863/7862/files/79030338192.pdf
- https://cdn.shopify.com/s/files/1/0432/1024/4260/files/fixture_of_asia_cup_2020.pdf
- https://cdn.shopify.com/s/files/1/0432/6912/8354/files/69311276405.pdf
- https://cdn.shopify.com/s/files/1/0433/8951/7973/files/bexejiremilugezufiwanafib.pdf
- https://cdn.shopify.com/s/files/1/0430/5072/9634/files/rinod.pdf
- https://cdn.shopify.com/s/files/1/0438/3847/2357/files/82494392305.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_off00005df8.binffcd57e1946155f9f5cb77577bb66f756e8fd90b0727694f57944f61ee03236b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5DF8 | 5412 bytes |
font_01_sfnt_off00007041.bin8675249e28a31f885dc59ed0d70a69f7fe17e78b8d5a7cf5eb3bc9030b4932ea |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7041 | 11228 bytes |
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