MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with one specifically identified as a malicious redirector. The document body, though obfuscated, contains text that appears to be a title and references the redirector URL, suggesting a lure to trick users into visiting malicious sites. The ML classifier also strongly indicated maliciousness.
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=pcnc%201100%20manual
- http://files.seelenleben.ch/uploads/1/3/1/3/131380951/19288ada1bc346f.pdf
- http://bafupukav.tritonchicago.com/uploads/1/3/1/4/131438003/zatenatavimeluja.pdf
- http://zolun.suzypal.com/uploads/1/3/1/6/131606183/a077457dc9f4c9.pdf
- http://files.directdoctors.org/uploads/1/3/1/0/131070336/125763.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/3434/5625/files/alopurinol_posologia.pdf
- https://cdn.shopify.com/s/files/1/0435/2016/3999/files/vernon_ct_zip_code.pdf
- https://cdn.shopify.com/s/files/1/0427/4470/9276/files/bitsat_exam_paper.pdf
- https://cdn.shopify.com/s/files/1/0430/0292/1123/files/divujo.pdf
- https://cdn.shopify.com/s/files/1/0432/4058/7423/files/equidad_de_genero_ensayo.pdf
- https://cdn.shopify.com/s/files/1/0430/7301/1865/files/comptia_cysa.pdf
- https://cdn.shopify.com/s/files/1/0444/3789/7383/files/approach_to_syncope.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/dagezaluvonanapukinuwit.pdf
- https://cdn.shopify.com/s/files/1/0434/7301/0840/files/98910383816.pdf
- https://cdn.shopify.com/s/files/1/0433/5111/3887/files/laruv.pdf
- https://cdn.shopify.com/s/files/1/0432/4117/7256/files/12347732854.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_off00003ede.bind5a7fd04dbbf464630fc2a5cb569498b7d553ab2f6a955de5c16ab9c63295f1b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x3EDE | 4868 bytes |
font_01_sfnt_off00004f58.bin960aa6ba43a29c44046efe7df3a03065ebe39e9e5a394ec9423c8a3b60ca15a7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4F58 | 9004 bytes |
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