MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with one identified as a malicious redirector. The document body and embedded links suggest an attempt to drive traffic to potentially malicious or spam-related websites, possibly for SEO manipulation or phishing. The ML classifier 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.ru/pify?keyword=tabata+protocol+pdf
- http://files.countrify.ca/uploads/1/3/1/4/131453944/abbc5a231.pdf
- http://files.growingupsewing.com/uploads/1/3/1/4/131409794/ferapibalojunu.pdf
- http://xadixud.multiairfreight.com/uploads/1/3/1/4/131453540/komugikukejoxim-paruli-wazukinamojowo-jaditubulizodo.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0431/7783/6703/files/lamir.pdf
- https://cdn.shopify.com/s/files/1/0440/2351/3238/files/fijororisijabodulos.pdf
- https://cdn.shopify.com/s/files/1/0432/6372/1637/files/7243756769.pdf
- https://cdn.shopify.com/s/files/1/0429/3178/1791/files/jisabenus.pdf
- https://cdn.shopify.com/s/files/1/0435/6263/1326/files/mathematical_logic_class_12.pdf
- https://cdn.shopify.com/s/files/1/0444/7014/1095/files/biografia_de_bernardino_ramazzini.pdf
- https://cdn.shopify.com/s/files/1/0432/4474/8950/files/molukutozaruxavupemifin.pdf
- https://cdn.shopify.com/s/files/1/0437/0821/9547/files/xoviniwevu.pdf
- https://cdn.shopify.com/s/files/1/0431/6158/3776/files/probability_distribution_formulas.pdf
- https://cdn.shopify.com/s/files/1/0431/9199/2481/files/buku_biomassa.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006530.bin917ffe321eb7130fa44d749296fc0be300056561e2eab005e49b88859da8ace0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6530 | 4576 bytes |
font_01_sfnt_off000074c4.bin0dcb98ed11830554ae82e3617c1dbb59c6cfe5c75dcf6e5032866329e3892121 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74C4 | 10212 bytes |
font_02_sfnt_off000097a7.bin0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x97A7 | 4324 bytes |
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