MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged as malicious by a machine learning classifier and contains numerous embedded URLs. One URL points to a known malicious redirector, and the document body includes a mass of external links, suggesting a link farm or SEO manipulation tactic. The primary intent appears to be directing users to potentially harmful content through these links.
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=apache+tomcat+7+tutorial+pdf
- http://files.prostatecure.ca/uploads/1/3/1/0/131071209/5825414bc0f60.pdf
- http://files.effinghamelementary.org/uploads/1/3/0/8/130813427/nalofezidi-xosojozofuwa.pdf
- http://petirugo.barklowclasses.org/uploads/1/3/1/1/131164250/litub-denaginem.pdf
- https://cdn.shopify.com/s/files/1/0435/2763/5095/files/mastering_physics_solutions.pdf
- https://cdn.shopify.com/s/files/1/0434/3644/1752/files/chicago_building_code_violations.pdf
- https://cdn.shopify.com/s/files/1/0434/2831/5293/files/81499327900.pdf
- https://cdn.shopify.com/s/files/1/0429/0406/0071/files/mankiw_macroeconomics_9th_edition_free.pdf
- https://cdn.shopify.com/s/files/1/0432/2174/5823/files/relidonejif.pdf
- https://cdn.shopify.com/s/files/1/0437/8948/4190/files/moluxibinupe.pdf
- https://cdn.shopify.com/s/files/1/0440/5864/0549/files/concepto_analisis_foda.pdf
- https://cdn.shopify.com/s/files/1/0428/5497/3606/files/60054154362.pdf
- https://cdn.shopify.com/s/files/1/0434/0423/0805/files/74186563039.pdf
- https://cdn.shopify.com/s/files/1/0436/4628/8025/files/zepomobuwoduli.pdf
- https://cdn.shopify.com/s/files/1/0432/7417/4622/files/fiselekamoxorenid.pdf
- https://cdn.shopify.com/s/files/1/0433/9197/5580/files/97295260199.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_off00009b22.bin9b72d1108d561cb09362b211c905111a7e8fa2be91eb1ffc052d0dd33e1210ec |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9B22 | 5288 bytes |
font_01_sfnt_off0000acfc.bin454243c44de47dc1ec9c9c3e7ca0cfb8f256973051918499b0b119a7ef53cc08 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xACFC | 10280 bytes |
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