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, which is also present in the document body. This link, 'https://ttraff.cc/pify?keyword=catechism+of+the+catholic+church+second+edition+pdf+download', is designed to redirect users to malicious infrastructure. The PDF also contains a large number of embedded links, many pointing to Shopify, which is flagged as a link farm. The ML classifier strongly indicates 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=catechism+of+the+catholic+church+second+edition+pdf+download
- http://files.mkspraytanning.com/uploads/1/3/0/9/130968956/aee4d33e6052.pdf
- http://files.agroproductsent.com/uploads/1/3/2/8/132814050/5a79e384d31b.pdf
- http://files.janelletherien.com/uploads/1/3/2/7/132741176/rebozokesij_makemoripapu.pdf
- https://cdn.shopify.com/s/files/1/0439/0351/6824/files/20798192733.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/77650869017.pdf
- https://cdn.shopify.com/s/files/1/0430/6147/7527/files/81919989641.pdf
- https://cdn.shopify.com/s/files/1/0433/4957/3784/files/95281900575.pdf
- https://cdn.shopify.com/s/files/1/0432/8092/4837/files/xazosewinilokowokibigexi.pdf
- https://cdn.shopify.com/s/files/1/0432/8577/4491/files/jixiti.pdf
- https://cdn.shopify.com/s/files/1/0433/7706/6140/files/pejatosubewizujamikejoli.pdf
- https://cdn.shopify.com/s/files/1/0432/4537/1549/files/consecuencias_de_anorexia.pdf
- https://cdn.shopify.com/s/files/1/0440/5533/0981/files/12844680745.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/92283418618.pdf
- https://cdn.shopify.com/s/files/1/0432/1227/5870/files/team_extreme_launcher.pdf
- https://cdn.shopify.com/s/files/1/0431/5817/5906/files/bpmn_notation.pdf
- https://cdn.shopify.com/s/files/1/0438/4086/4421/files/xulotakejosikono.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_off00005a57.bin65debbf2a00bc9d19b5353e9df8aa056f27e8b4b6e3a615504a8507ed937190f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A57 | 5392 bytes |
font_01_sfnt_off00006c92.bin6e6b6e6cb2959637a4f109ff8ce0cda6bfe39f4ba214260d9b9ca40394e9cf5a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C92 | 10536 bytes |
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