MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with one identified as a malicious redirector. The document body, though partially corrupted, suggests a lure related to a printer manual. The presence of a large number of external PDF links, many hosted on Shopify, indicates a potential link farm or content stuffing strategy to obscure the malicious intent. No scripts were extracted, but the heuristic firings strongly suggest malicious redirection.
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=manual+da+brother+dcp-+l2540dw
- http://jurufexa.kobasfourpawsinstitute.com/uploads/1/3/0/8/130814328/2625796.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/3655/7987/files/bakujutaberetawofefula.pdf
- https://cdn.shopify.com/s/files/1/0437/8502/7745/files/descargar_curriculum_vitae_formato_para_rellenar.pdf
- https://cdn.shopify.com/s/files/1/0432/8390/6724/files/kugesorasowufozusuvel.pdf
- https://cdn.shopify.com/s/files/1/0431/9592/4637/files/pibajosotanuxakite.pdf
- https://cdn.shopify.com/s/files/1/0431/9494/1600/files/liverpool_everton_match_report.pdf
- https://cdn.shopify.com/s/files/1/0435/4929/4756/files/git_pull_force_update.pdf
- https://cdn.shopify.com/s/files/1/0435/5650/3707/files/64798816131.pdf
- https://cdn.shopify.com/s/files/1/0431/6626/9600/files/ritijewotajazom.pdf
- https://cdn.shopify.com/s/files/1/0433/8427/5109/files/d3_network_graph.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_off0000420e.bin72976fa99f4adf95cdec10d6404e12d5c99849d7fbdca89f67a2f180464333be |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x420E | 5740 bytes |
font_01_sfnt_off000055aa.bin23de2049bde1f022560ec31a201e3251e7a48426504c1260b583190dd37338b9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x55AA | 9336 bytes |
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