MALICIOUS
66
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external resources, many of which are hosted on disposable domains, suggesting a link farm or redirection scheme. The presence of a PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a tactic to obscure the true destination or host malicious content. The ML classifier strongly flagged this PDF as malicious, and the embedded URLs, while some are benign, point towards a lure for downloading further content. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
Heuristics 4
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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://terremeraude.com/userfiles/file/fazaxiwadudefotamoje.pdf In PDF document text
- https://girilawfirm.com/content_files/files/zudanunotikexozoda.pdfIn PDF document text
- http://liceoadultos.juniorcollege.cl/userfiles/files/78377672796.pdfIn PDF document text
- http://thailaundry.com/imgUpload/files/ridugelosifubus.pdfIn PDF document text
- https://controlcert.se/wp-content/plugins/formcraft/file-upload/server/content/files/16145147b24af6---29233121761.pdfIn PDF document text
- https://ozora.schaffsen.com/contents/file/mexeg.pdfIn PDF document text
- http://veraschwemmle.de/fckdata/file/40381668630.pdfIn PDF document text
- https://un7un9b3rl1pa7-99.com/contents/files/taduxi.pdfIn PDF document text
- http://carywinslowlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/wofeto.pdfIn PDF document text
- https://mkycc4.com/kycc4.com/userfiles/files/sowofowekemiboda.pdfIn PDF document text
- https://giverny-bkk.com/upload/files/pofataw.pdfIn PDF document text
- http://hitecds.com/userfiles/file/mixixuxojagiwalevivap.pdfIn PDF document text
- http://insureavisitor.com/userfiles/file/89877598015.pdfIn PDF document text
- http://jiendurancecoaching.com/ckfinder/userfiles/files/96186904380.pdfIn PDF document text
- http://tcsm62.org/uploads/news/file/voxajidolopitix.pdfIn PDF document text
- http://stin-verdon.fr/assets/Image/files/gazagikiwebasalu.pdfIn PDF document text
- https://highfieldhousehotel.net/nbloom/fckuploads/file/90697617512.pdfIn PDF document text
- https://prestinieurope.com/userfiles/files/84651066618.pdfIn PDF document text
- http://chamdure.com/DATA/files/fomorupuwavorasarolazora.pdfIn PDF document text
- http://accapierre.it/userfiles/files/93721513533.pdfIn PDF document text
- https://footballsod.com/images/ck-uploads/files/mububumobokupegozemito.pdfIn PDF document text
- http://influences-vegetales.eu/assets/Image/files/58186672538.pdfIn PDF document text
- http://plafondchauffant.fr/img/user/file/58907585336.pdfIn PDF document text
- http://pokemom2.com/uploads/files/23357995810.pdfIn PDF document text
- http://bannhuaduong.net/upload/files/kepijupuwenuju.pdfIn PDF document text
- http://mediaworld.pro/ckfinder/userfiles/files/totojimaxelefowumever.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=chrome+os+free+download+isoPDF link annotation
- 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
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cecb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCECB | 10640 bytes |
SHA-256: 6773fbecc815a92e17e1aed1c4882e1098db71a4ec7b1eb4755c2d4b00d4b747 |
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font_01_sfnt_off0000e701.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE701 | 17808 bytes |
SHA-256: b9fda709be97364320487ef22a84c427ae413936529eb8d2356186d895b7bb13 |
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font_02_sfnt_off0001149b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1149B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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