MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links, with one pointing to a known malicious redirector. The ML classifier also strongly indicated maliciousness. The document body is heavily obfuscated, but the presence of numerous external links suggests a link farm or redirection scheme, likely for SEO manipulation or to distribute further malicious payloads.
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=critical+care+nursing+a+holistic+approach+pdf
- http://safezov.ishtaryasin.com/uploads/1/3/0/8/130814328/72b8cade0bd968.pdf
- http://files.daniellesusi.com/uploads/1/3/1/6/131606268/6149620.pdf
- http://files.thebettajivereview.com/uploads/1/3/1/4/131437242/wibuganaforiwu.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/74523611049.pdf
- https://cdn.shopify.com/s/files/1/0434/9408/0677/files/5117439907.pdf
- https://cdn.shopify.com/s/files/1/0431/4667/4336/files/10371692284.pdf
- https://cdn.shopify.com/s/files/1/0434/6727/6454/files/sigosewesi.pdf
- https://cdn.shopify.com/s/files/1/0440/4133/9045/files/lubij.pdf
- https://cdn.shopify.com/s/files/1/0437/0703/9895/files/identifying_character_traits_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0434/0924/4316/files/kexagilu.pdf
- https://cdn.shopify.com/s/files/1/0440/5238/1846/files/bronkitis_dewasa.pdf
- https://cdn.shopify.com/s/files/1/0429/8434/1657/files/tenoxifogo.pdf
- https://cdn.shopify.com/s/files/1/0433/9191/0038/files/delamunago.pdf
- https://cdn.shopify.com/s/files/1/0432/7188/0870/files/28412436374.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_off0000624b.bin9c166af41a16bc9efbf0a68a627bbf34e3e21c12126dcf467581adcc2f9845c8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x624B | 5320 bytes |
font_01_sfnt_off00007453.bin2009b1591cd7e0b24fdb89adf8d9022ce08132a1d72d460492fe7831164383b5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7453 | 9912 bytes |
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