MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous external links, many of which are hosted on domains that appear to be part of a link farm designed for SEO manipulation. The document body, though partially corrupted, includes references to a 'Bowers and wilkins sound bar manual' and the wkhtmltopdf application, suggesting a lure to disguise the malicious intent. The ML classifier strongly flagged this PDF as malicious, and the presence of multiple unknown reputation URLs indicates a high likelihood of a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
Heuristics 4
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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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External URI info PDF_URIPDF contains an external URL action
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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 http://host197.carmichaelnl.com/uploads/1/3/1/4/131453464/131453464.html#bowers+and+wilkins+sound+bar+manual PDF link annotation
- http://geelong-concrete.com/uploads/1/3/1/3/131379394/gejamuj.pdfIn PDF document text
- http://danadadamo.com/uploads/1/3/1/4/131437728/3458410.pdfIn PDF document text
- http://mx.msmtax.com/uploads/1/3/0/2/130287984/ab42acc5.pdfIn PDF document text
- http://msjennispianostudio.com/uploads/1/3/1/1/131164032/2451158.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://tejizofuraxi.files.wordpress.com/2020/06/desitiliziliwesadenezo.pdfIn PDF document text
- https://lilozewu.files.wordpress.com/2020/06/53333539745.pdfIn PDF document text
- https://gidurum.files.wordpress.com/2020/06/37822194008.pdfIn PDF document text
- https://xexulovixuge.files.wordpress.com/2020/06/63603025020.pdfIn PDF document text
- https://pekidape.files.wordpress.com/2020/06/63049475630.pdfIn PDF document text
- https://zuvidujuf.files.wordpress.com/2020/06/dofomapufudetusop.pdfIn PDF document text
- https://kijijoniwe413232708.files.wordpress.com/2020/06/88593070003.pdfIn PDF document text
- https://gaxokebika.files.wordpress.com/2020/06/82252277383.pdfIn PDF document text
- https://volutabeni.files.wordpress.com/2020/06/36789855310.pdfIn PDF document text
- https://jafujanile.files.wordpress.com/2020/06/guvularoregog.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004bbf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4BBF | 8996 bytes |
SHA-256: a0bcff8131d72ef4e3c57a6a632bf17af27fd12b9fa089d4886efd74fbdd7ca0 |
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