MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple embedded URLs, with one identified as a malicious redirector. The ML classifier strongly indicated maliciousness, and the presence of a link farm suggests an attempt to manipulate search engine results or distribute content. The document body itself is heavily obfuscated but contains the primary malicious URL.
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.com/pify?keyword=insuficiencia+renal+clasificacion+akin+pdf
- http://files.hourglassfitnessclub.co.uk/uploads/1/3/2/7/132740949/mexizekuzevowaba.pdf
- http://ragigofe.upandovered.com/uploads/1/3/1/4/131453060/xabomoxufivukititik.pdf
- http://files.umcaccountingsociety.com/uploads/1/3/1/3/131382330/0c8be2bc2.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/6686/7362/files/importance_de_l_agriculture_biologique.pdf
- https://cdn.shopify.com/s/files/1/0434/6629/3401/files/kurunigekalerifisasovawow.pdf
- https://cdn.shopify.com/s/files/1/0433/9790/6589/files/mufipajovijokos.pdf
- https://cdn.shopify.com/s/files/1/0433/3699/0885/files/puneza.pdf
- https://cdn.shopify.com/s/files/1/0429/4092/4063/files/mythology_of_the_titans_vanilla.pdf
- https://cdn.shopify.com/s/files/1/0450/0570/1284/files/animals_name_with_images.pdf
- https://cdn.shopify.com/s/files/1/0436/9242/5384/files/jefotetivitujakixalupiz.pdf
- https://cdn.shopify.com/s/files/1/0430/6999/7207/files/xorumiluvopimal.pdf
- https://cdn.shopify.com/s/files/1/0433/4642/8059/files/91297142094.pdf
- https://cdn.shopify.com/s/files/1/0428/4927/1975/files/90260761962.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_off0000960a.bin85fd8a19aabc25af5837bbdfb1d9f0d1f4da64892f44a615058550db16cacc4e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x960A | 5148 bytes |
font_01_sfnt_off0000a7a3.bin82daafcc7b6d737eb7296f3c8c3844e302fe982361f3be087c8959194ebeb430 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA7A3 | 14572 bytes |
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