MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file contains numerous links, including one pointing to a known malicious redirector at 'https://ttraff.ru/pify?keyword=atypical+pneumonia+pediatrics+pdf'. The document body, though heavily obfuscated, also contains this URL, suggesting the primary purpose is to redirect users to malicious infrastructure. The presence of many external PDF links further indicates a link farm or redirection strategy.
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=atypical+pneumonia+pediatrics+pdf
- http://files.churchofthewild2rivers.com/uploads/1/3/0/7/130776423/8975746.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/46676539889.pdf
- https://cdn.shopify.com/s/files/1/0430/1540/5725/files/zajorixasitux.pdf
- https://cdn.shopify.com/s/files/1/0429/6402/5493/files/mozetitolumadovaregi.pdf
- https://cdn.shopify.com/s/files/1/0439/4886/7742/files/sony_bm10_bluetooth_music_receiver_manual.pdf
- https://cdn.shopify.com/s/files/1/0433/7090/5754/files/46712900145.pdf
- https://cdn.shopify.com/s/files/1/0429/6779/3817/files/36692736823.pdf
- https://cdn.shopify.com/s/files/1/0428/2882/4742/files/suzeboniv.pdf
- https://cdn.shopify.com/s/files/1/0432/2007/4663/files/mewikerimogaj.pdf
- https://cdn.shopify.com/s/files/1/0462/3899/0485/files/38302572783.pdf
- https://cdn.shopify.com/s/files/1/0432/6581/8782/files/namulivifirun.pdf
- https://cdn.shopify.com/s/files/1/0464/2353/9864/files/best_kitchen_appliance_brands_consumer_reports.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00009e55.bin1c8776aa7f32be625e09063b1ebaa807b210c760479465dfe71a5759dea6edaf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9E55 | 5392 bytes |
font_01_sfnt_off0000b091.bin6ede41f9f248916ee9813aa570d195968e59e9d850aa11d7871e45cf9deb5c42 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB091 | 12108 bytes |
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