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 link farms designed to redirect users to malicious sites. The primary malicious link identified is a redirector that uses a keyword related to Bible reading guides, suggesting a social engineering lure. The ML classifier strongly indicated maliciousness, and the PDF structure itself is suspicious due to the mass of external 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.cc/pify?keyword=catholic+daily+bible+reading+guide+2020+pdf
- http://files.yourschoollibrary.net/uploads/1/3/1/6/131637656/xikejurudujop-jowaz-vobewizu.pdf
- http://files.globehopnow.com/uploads/1/3/0/8/130874050/kusiwokulibozi.pdf
- http://files.empireplumber.com/uploads/1/3/1/6/131606393/dorosagozamemixim.pdf
- http://files.edibologyinfusions.com/uploads/1/3/1/4/131438211/vabedorere.pdf
- http://files.nancyribi.ch/uploads/1/3/2/6/132681576/7305166.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/1418/5372/files/mediguvukopafenovagupuxi.pdf
- https://cdn.shopify.com/s/files/1/0429/6169/8969/files/84502808761.pdf
- https://cdn.shopify.com/s/files/1/0436/5202/2430/files/ninuzepuzaromasasexog.pdf
- https://cdn.shopify.com/s/files/1/0431/3432/0794/files/97698159419.pdf
- https://cdn.shopify.com/s/files/1/0437/8561/7570/files/lalonajilazoreripalaf.pdf
- https://cdn.shopify.com/s/files/1/0434/0675/3948/files/jerasokoxejo.pdf
- https://cdn.shopify.com/s/files/1/0440/8236/4566/files/lakaduxumamamadoxute.pdf
- https://cdn.shopify.com/s/files/1/0439/1777/0904/files/giboxawuge.pdf
- https://cdn.shopify.com/s/files/1/0438/3483/5094/files/zuroraruxapamazave.pdf
- https://cdn.shopify.com/s/files/1/0432/7197/9171/files/fawokibaf.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_off00007368.bin8b59bdfa21b1db863fac180471ab683b2884e9809391eb01a2f9d28ea0e4ca1a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7368 | 5660 bytes |
font_01_sfnt_off000086af.bin8676753e59d9fcaca94220ed896c6e54fb057056f4cb5afe1cd8505ff918bdfd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x86AF | 11324 bytes |
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