MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to external resources, including a known malicious redirector. The document body, though heavily obfuscated, contains a URL that is also present in the heuristics, indicating a likely attempt to drive traffic to malicious infrastructure. The ML classifier also 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.com/pify?keyword=hard+callus+formation+x+ray
- http://files.cecanterbury.org/uploads/1/3/1/4/131454766/37d4fd673.pdf
- http://files.parksideict.com/uploads/1/3/1/3/131381480/2161488.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/8103/9013/files/xilawezivunar.pdf
- https://cdn.shopify.com/s/files/1/0446/9522/4473/files/platform_9_3_4_wikipedia.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/67641838088.pdf
- https://cdn.shopify.com/s/files/1/0429/1588/9305/files/miraxa.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/99289858455.pdf
- https://cdn.shopify.com/s/files/1/0433/5714/3205/files/99582933592.pdf
- https://cdn.shopify.com/s/files/1/0433/9941/3925/files/49388976041.pdf
- https://cdn.shopify.com/s/files/1/0432/3731/0632/files/que_es_la_anemia_y_tipos_de_anemia.pdf
- https://cdn.shopify.com/s/files/1/0437/3010/8577/files/68571960058.pdf
- https://cdn.shopify.com/s/files/1/0430/9506/4730/files/attitudinal_and_behavioral_loyalty.pdf
- https://cdn.shopify.com/s/files/1/0433/8050/6791/files/vurivuxivibumoni.pdf
- https://cdn.shopify.com/s/files/1/0434/6681/7689/files/lotiwogix.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_off00007f79.bin66d57e2ae56ff6745c113d221cbfc12bf21305c7d253219ec71a9f6cfd4a9e30 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F79 | 5300 bytes |
font_01_sfnt_off00009168.bin115cc9239398a6f8bf7e88e71fa41e2f479323f5a03db965d553ebc236a176e2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9168 | 9816 bytes |
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