MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link farm and a redirector link, indicating an attempt to lead the user to malicious content. The document body, though partially corrupted, suggests a lure related to architectural plans. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is designed to trick users into clicking a link that likely leads to a second-stage payload.
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/wb?keyword=proyecto%20arquitectonico%20de%20una%20casa%20pdf
- http://files.freemeditationnz.com/uploads/1/3/1/6/131606073/2917448.pdf
- http://doxesenev.tenthstreetmiscellany.com/uploads/1/3/0/7/130738720/5dd963180.pdf
- http://files.dyw-edinmideast.com/uploads/1/3/1/4/131454270/bc8986b.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/6727/7469/files/85966492648.pdf
- https://cdn.shopify.com/s/files/1/0431/2668/5858/files/resegenivusoruzobomo.pdf
- https://cdn.shopify.com/s/files/1/0435/6499/0632/files/76189782100.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/83390791822.pdf
- https://cdn.shopify.com/s/files/1/0428/1915/8183/files/lededuzi.pdf
- https://cdn.shopify.com/s/files/1/0430/3699/9831/files/pesogakamuwaxetoduluduli.pdf
- https://cdn.shopify.com/s/files/1/0431/3461/5706/files/55856042816.pdf
- https://cdn.shopify.com/s/files/1/0429/6038/8252/files/76281072876.pdf
- https://cdn.shopify.com/s/files/1/0435/2750/4031/files/42154503964.pdf
- https://cdn.shopify.com/s/files/1/0434/7202/7814/files/pifukepaloramoxokapu.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_off00005d1e.bin12b7e4a92181327cdb6798cede63941574f25b4e8d7fe1014b5b278182e9c515 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D1E | 5344 bytes |
font_01_sfnt_off00006f61.bin189a010e5610da622ce448cf0c731733bce96e8618573a6f2e070a9415ad58cc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F61 | 10740 bytes |
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