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 a redirector service. The ML classifier strongly indicates maliciousness, and the presence of a malicious redirector URL suggests an attempt to lure users to harmful content. No scripts were extracted, but the PDF structure itself is indicative of a link farm attack.
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=matteo+bandello+pdf
- http://files.winstonheinrichs.com/uploads/1/3/2/7/132740586/1de03e16.pdf
- http://files.itslearningsupport.com/uploads/1/3/0/8/130814858/1468226.pdf
- http://files.rocio-madera.com/uploads/1/3/2/6/132681342/4395982.pdf
- http://files.katjasymons.com/uploads/1/3/2/6/132682295/8276184.pdf
- http://files.ambientmindfulmusic.com/uploads/1/3/1/8/131858592/gavikuxanezef-gazeleta.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/6542/6598/files/warirekimobit.pdf
- https://cdn.shopify.com/s/files/1/0433/3309/1480/files/luzelelu.pdf
- https://cdn.shopify.com/s/files/1/0437/4737/7301/files/xubino.pdf
- https://cdn.shopify.com/s/files/1/0432/6309/9040/files/sevimaxakurorifutun.pdf
- https://cdn.shopify.com/s/files/1/0434/3123/1637/files/42988740598.pdf
- https://cdn.shopify.com/s/files/1/0435/2344/0792/files/95657822730.pdf
- https://cdn.shopify.com/s/files/1/0438/3784/9762/files/72669846675.pdf
- https://cdn.shopify.com/s/files/1/0428/8076/2023/files/42921251812.pdf
- https://cdn.shopify.com/s/files/1/0432/0188/8416/files/49355778916.pdf
- https://cdn.shopify.com/s/files/1/0429/0845/0972/files/jezanatujoxekajade.pdf
- https://cdn.shopify.com/s/files/1/0430/1363/6259/files/tobidabubefis.pdf
- https://cdn.shopify.com/s/files/1/0428/5222/1091/files/83192868282.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_off00008f3f.bina2f2d894d6486f6bdfc73a981de668ed5a23085fa00b99d6ec283944eeee67c7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8F3F | 4644 bytes |
font_01_sfnt_off00009f19.bin445ee0cb1bd423eeba2d9e3ea283c83f270dada03a294746a066f9210784cf5d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9F19 | 9916 bytes |
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