MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a high density of external links, many pointing to SEO-optimized PDF farms, and one critical link to known malicious redirector infrastructure. The document body, though malformed, contains a URL that is also present in the list of extracted URLs. The presence of a password-protected archive lure heuristic suggests an attempt to bypass security controls by encrypting a payload.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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.ru/wb?keyword=mapa%20provincia%20de%20almeria%20pdf#mapa+provincia+de+almeria+pdf
- http://files.sbcopywriting.com/uploads/1/3/2/7/132740218/644292.pdf
- http://files.gulnurozdaglar.com/uploads/1/3/2/3/132302913/38e83.pdf
- http://files.yashbangera.com/uploads/1/3/0/7/130738625/83486b04a35.pdf
- http://files.explorestanton.com/uploads/1/3/1/4/131453216/6741733.pdf
- http://files.haralsoncountyhistory.com/uploads/1/3/2/3/132302913/4438840.pdf
- http://files.proyecto1867.com/uploads/1/3/2/3/132302913/mozolejemi-vexiramiga-leselu.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://tulibefeza.files.wordpress.com/2020/06/jigokopaxigefokabu.pdf
- https://zawamibidixa.files.wordpress.com/2020/06/zofupuwulef.pdf
- https://fadagazer.files.wordpress.com/2020/06/kimebididexejatobogower.pdf
- https://raroxek.files.wordpress.com/2020/07/pubawozi.pdf
- https://fububoxoludi.files.wordpress.com/2020/06/4488291696.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_off0001282b.bin146c156a1e18ddce347df064388955b97cb9ced9535ce710aae3a9b4cdabd274 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1282B | 4896 bytes |
font_01_sfnt_off000138b7.bin838104b8d0418d1fbd608339c1c9720631aad934dbe31d377c47e6a1e4e57836 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x138B7 | 17500 bytes |
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