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 known for malicious activity. The document body and metadata suggest a lure related to a book chapter, aiming to trick users into clicking these links. The ML classifier strongly indicated maliciousness, and the PDF structure itself is flagged for containing a link farm.
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.cc/pify?keyword=american+film+a+history+john+lewis+chapter+1
- http://files.vlantroop.com/uploads/1/3/1/4/131453432/6757586.pdf
- http://files.trailfix.ca/uploads/1/3/0/7/130739309/faruna.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0438/4695/9261/files/11742128918.pdf
- https://cdn.shopify.com/s/files/1/0430/2936/4889/files/kulezejavekekebeximi.pdf
- https://cdn.shopify.com/s/files/1/0437/6385/9610/files/27332155301.pdf
- https://cdn.shopify.com/s/files/1/0433/3407/4523/files/berobefawupusozafeb.pdf
- https://cdn.shopify.com/s/files/1/0464/0004/5211/files/65120053086.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/tolipokegegami.pdf
- https://cdn.shopify.com/s/files/1/0427/4978/8327/files/9480473972.pdf
- https://cdn.shopify.com/s/files/1/0437/8640/4000/files/contexto_que_es.pdf
- https://cdn.shopify.com/s/files/1/0463/3427/9837/files/que_significa_languideciendo.pdf
- https://cdn.shopify.com/s/files/1/0435/7767/1843/files/86773022156.pdf
- https://cdn.shopify.com/s/files/1/0433/5088/4505/files/bonebep.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_off000047e3.bin9cfab9bcabb539e2b5e1199a2a630df01edabddb1666af311b34ca973015c365 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x47E3 | 5564 bytes |
font_01_sfnt_off00005ab8.bineb2ff6d6c11cb64559a831c9b3938915e6fbf44ba3859c4cb60d616491cb79b8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5AB8 | 9748 bytes |
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