MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document contains a malicious redirector link disguised as a school uniform shop. The link leads to a page that hosts a large number of other PDF files, forming a link farm. The ML classifier strongly indicated maliciousness, and the PDF_MALICIOUS_REDIRECTOR_LINK heuristic confirms the presence of a malicious URL. The document body itself is largely unreadable binary data, but the embedded link and the heuristic firings clearly indicate a phishing or redirection attempt.
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=aranmore+catholic+primary+school+uniform+shop
- http://files.cornerhealthfoods.com/uploads/1/3/1/4/131408353/nebujaxelebez-tivizazepozimik-wumegofego-wemul.pdf
- http://files.nabasco.net/uploads/1/3/2/7/132741029/f90f472e19926.pdf
- http://wurodapu.threelapparel.com/uploads/1/3/0/7/130775612/mokijenizifuritu.pdf
- http://files.washnword.com/uploads/1/3/0/8/130874379/8276497.pdf
- http://files.whispersisterstudio.com/uploads/1/3/0/8/130874520/lidixo-lonerodoputax-xukegu-zojelorelofaxux.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/7357/6865/files/99247987354.pdf
- https://cdn.shopify.com/s/files/1/0430/4686/3005/files/maxuxipowuparulupanezar.pdf
- https://cdn.shopify.com/s/files/1/0437/6874/2040/files/36514143009.pdf
- https://cdn.shopify.com/s/files/1/0430/0118/4417/files/mbox-_short._txt.pdf
- https://cdn.shopify.com/s/files/1/0434/8051/4726/files/buncefield_disaster_report.pdf
- https://cdn.shopify.com/s/files/1/0430/1747/0101/files/menunutuked.pdf
- https://cdn.shopify.com/s/files/1/0439/2671/6584/files/55064461901.pdf
- https://cdn.shopify.com/s/files/1/0433/0032/3478/files/kadawigoxumubixewulutax.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/9284441163.pdf?v=1594212706
- 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_off000057ed.binca6f07fd088e7534e0c9d7b23251aefb1ab94d3836f56bc0f30abb483720e7fd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x57ED | 5348 bytes |
font_01_sfnt_off000069f1.bin40fea0edfb6100fd954ff3647917d69de5fe015c585cf443a614a0d560aa6409 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69F1 | 10580 bytes |
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