MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a critical heuristic firing indicating it links to known malicious redirector infrastructure, specifically `https://ttraff.cc/pify?keyword=enterprise+architect+13.+5+user+guide`. Additionally, it exhibits characteristics of a link farm, with numerous embedded URLs pointing to PDF files, many hosted on Shopify. The document body, though heavily obfuscated, contains the same redirector URL, suggesting a deliberate attempt to lure users to malicious content. No scripts were extracted, but the presence of malicious links strongly indicates a phishing or malware distribution 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.cc/pify?keyword=enterprise+architect+13.+5+user+guide
- http://files.jsiglobalinc.com/uploads/1/3/1/3/131398605/wejekujox-tetodupuza-xaweti-jizijadeg.pdf
- http://files.lizleyden.com/uploads/1/3/0/8/130813906/xixevumamagupe.pdf
- http://dikarurof.templeoftheola.org/uploads/1/3/1/4/131437792/244ff.pdf
- http://files.glyniskozmacoaching.com/uploads/1/3/1/4/131438329/kurag-zarim-nirizekififu.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/5669/3397/files/65864029459.pdf
- https://cdn.shopify.com/s/files/1/0440/4540/2277/files/brownsea_island_map.pdf
- https://cdn.shopify.com/s/files/1/0432/9222/9797/files/statistics_4th_edition_freedman_free.pdf
- https://cdn.shopify.com/s/files/1/0433/1044/8795/files/nulejusupuzigobor.pdf
- https://cdn.shopify.com/s/files/1/0433/6576/1176/files/16285848583.pdf
- https://cdn.shopify.com/s/files/1/0437/1247/9382/files/10684489584.pdf
- https://cdn.shopify.com/s/files/1/0431/2406/4410/files/29514453505.pdf
- https://cdn.shopify.com/s/files/1/0440/7354/9974/files/49598630882.pdf
- https://cdn.shopify.com/s/files/1/0437/7752/3861/files/tubizo.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_off000095fc.bind56b7f3a928b3b66095286e2223e506d85bad271c72efc3ca6ef64100bc4d1b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x95FC | 5632 bytes |
font_01_sfnt_off0000a91d.bin32e40d11f212b1fe48c6bc6b8cc741abdeda926fb784d3e27d43c3505228b33e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA91D | 10620 bytes |
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