MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains a large number of external links, many of which are hosted on domains that appear to be part of a link farm. The document body, though heavily obfuscated, contains references to a treadmill user manual, suggesting a lure to disguise the malicious intent. The ML classifier strongly indicated maliciousness, and the presence of numerous suspicious URLs points towards a phishing or redirection 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://raquelwilliamsonline.com/uploads/1/3/0/5/130540010/130540010.html#proform+995+treadmill+user+manual PDF link annotation
- http://boulderoffroad.com/uploads/1/3/1/4/131406885/wunemanamerivewuvi.pdfIn PDF document text
- http://goatmt.com/uploads/1/3/0/5/130588484/4811bb102b.pdfIn PDF document text
- http://rebeccabeshara.com/uploads/1/3/0/6/130620637/1ed8a10198d.pdfIn PDF document text
- http://saskiarooijakkers.com/uploads/1/3/1/3/131381036/bukukibugawabu.pdfIn PDF document text
- http://kartha-br.com/uploads/1/3/0/6/130620173/gozuxop.pdfIn PDF document text
- http://opholding.com/uploads/1/3/0/4/130489446/a09976513ff.pdfIn PDF document text
- http://tomshelstad.com/uploads/1/3/0/2/130289640/fadaxowiwel-teradibi-goxuxigofonoruv.pdfIn PDF document text
- http://550kirklandway.com/uploads/1/3/0/2/130272325/f54e913.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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
🗂 Part of campaign:
playfulearning.net
5 samples
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000062dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62DD | 8896 bytes |
SHA-256: bb12aab5f7d2cfbff9a465090a62a009a2f741e206c191909a176bdd129bb20e |
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font_01_sfnt_off000084cc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x84CC | 16068 bytes |
SHA-256: af19efb7a9162253415e60a41a822d39fca3be1f9d7a7d9fc69485b6262265ed |
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