MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file was flagged by a machine learning classifier and contains a significant number of embedded links, including one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains a URL that appears to be part of a link farm strategy. This suggests the primary goal is to lure users to external malicious sites.
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=brick+bonding+patterns+pdf
- http://files.ryanshay.org/uploads/1/3/1/8/131859261/jopulekenuw_mabisefamaxuza_nawirovoxemi.pdf
- http://files.mfautodetail.com/uploads/1/3/1/4/131453902/7721858.pdf
- http://files.wakefieldhockey.com/uploads/1/3/0/7/130738821/9a1a7d30c.pdf
- http://files.holisticjoy.ca/uploads/1/3/1/4/131437515/jogik-zetasawabesuxun-bimekufafidog-vejosuzigedixax.pdf
- https://cdn.shopify.com/s/files/1/0430/9948/8410/files/gepevelanilamulegadoxote.pdf
- https://cdn.shopify.com/s/files/1/0431/6345/1560/files/bridge_to_terabithia_vocabulary.pdf
- https://cdn.shopify.com/s/files/1/0437/6117/2631/files/tiwitodizu.pdf
- https://cdn.shopify.com/s/files/1/0433/5714/3199/files/pevudalikiwezuf.pdf
- https://cdn.shopify.com/s/files/1/0438/7949/7896/files/tijugokubixisuwedopepiza.pdf
- https://cdn.shopify.com/s/files/1/0427/4801/8855/files/9214390185.pdf
- https://cdn.shopify.com/s/files/1/0433/0343/6446/files/76086342509.pdf
- https://cdn.shopify.com/s/files/1/0431/7570/6788/files/golemu.pdf
- https://cdn.shopify.com/s/files/1/0430/1327/5811/files/71389701942.pdf
- https://cdn.shopify.com/s/files/1/0431/0050/4217/files/refining_of_oils_and_fats_for_edible_purposes.pdf
- https://cdn.shopify.com/s/files/1/0429/5848/7703/files/73761469310.pdf
- https://cdn.shopify.com/s/files/1/0435/1026/8064/files/runinagepunatujig.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cd1f.bin7bf734485799d50334c43411c70ccaf34641da9cfdeeced2d8c1865c2f0cc7cc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD1F | 5544 bytes |
font_01_sfnt_off0000e009.binea78a1a3d6ede4c3d854683b3a77a5011b8f36693db00f7d91ff97d662cd857f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE009 | 10544 bytes |
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