MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics identified it as a link farm utilizing compromised CMS uploads and disposable hosting, with numerous embedded URLs pointing to these sites. The document body is heavily obfuscated and unreadable, suggesting it serves primarily as a container for malicious links rather than user-facing content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://lauraestetica.com/userfiles/files/defemadivopoxubuwepafix.pdf In PDF document text
- https://allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/636f4099859f42e617dae247ac820814/wefopakes.pdfIn PDF document text
- http://videoacceso.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f7847a84a3c---3209199391.pdfIn PDF document text
- https://hotelindigha.com/FCKeditor/file/lotimexekatiwixiba.pdfIn PDF document text
- http://angelofthewinds.org/ckfinder/userfiles/files/86039205448.pdfIn PDF document text
- https://takiminsahada.com/wp-content/plugins/super-forms/uploads/php/files/7cvhfkj0kkri19dknkr84lae00/kenaxusamajenasefewexi.pdfIn PDF document text
- https://fastcomputer.vn/wp-content/plugins/super-forms/uploads/php/files/a60ba6cbf282e5e5db877b71f6eff74b/33003853346.pdfIn PDF document text
- https://ontime-taxi.kg/wp-content/plugins/super-forms/uploads/php/files/d17129f3d7c54ed5858fa9dc2c4fe150/48493893820.pdfIn PDF document text
- https://vildmarksjagt.dk/userfiles/file/basosu.pdfIn PDF document text
- http://gillsandgeckos.com/userfiles/file/51065376285.pdfIn PDF document text
- https://www.sudburyhighspeedinternet.ca/wp-content/plugins/super-forms/uploads/php/files/301aee2f4c2f5ae339091b27ae4c37a9/tijako.pdfIn PDF document text
- http://dfwarbitrator.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/zuwafadegugovov.pdfIn PDF document text
- http://s-privod.ru/userfiles/file/36804058293.pdfIn PDF document text
- http://mamaskitchenorder.com/uploads/files/lofurowe.pdfIn PDF document text
- http://feriaalainversa.com/uploaded/files/51694586184.pdfIn PDF document text
- http://donahoelawfirm.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/tiruvikafemovutaxe.pdfIn PDF document text
- https://casalindasbakery.com/ckfinder/userfiles/files/tuvub.pdfIn PDF document text
- http://nowyhotelik.pl/userfiles/file/74283881243.pdfIn PDF document text
- http://gerastar.com/userfiles/file/gitogokoketid.pdfIn PDF document text
- http://tnslib.net/userfiles/files/5059406057.pdfIn PDF document text
- http://handbook.hu/upload/page/file/bodixisugijezatimalok.pdfIn PDF document text
- https://aulacvn.com/upload/fck/file/5890048576.pdfIn PDF document text
- https://www.projectorrentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/160817c38b799d---87112310535.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=bleeding+time+duke+method+pdfPDF 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_off0000c30c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC30C | 16508 bytes |
SHA-256: a86452537486a0ebb67918155f9240fb589abc01cb4fc74c45aa06aeaf12441b |
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font_01_sfnt_off0000ed7c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED7C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010593.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10593 | 10760 bytes |
SHA-256: 2af55d32a40ec69404708ef78d5d6b03a610712a23d65c83d6a7c2693b8db3e9 |
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