MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm designed to distribute malicious content or phish users. The ClamAV detection and ML classifier further support its malicious nature, classifying it as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://twxcd.com/img-aim/files/27952246771.pdf In PDF document text
- https://heritagelogs.com/wp-content/plugins/super-forms/uploads/php/files/f5jn51q8b2labt6o47mkqa35ph/82247867008.pdfIn PDF document text
- http://malabarisproducoes.com/arquivos/files/19080294667.pdfIn PDF document text
- http://honda-vo.com/upload/file/5137340040.pdfIn PDF document text
- https://bloomland.com/sites/bloomland.com/files/43164523862.pdfIn PDF document text
- https://textolinguisticsolutions.com/upload/editor/file/kubini.pdfIn PDF document text
- http://bizwd.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ca5307158a---45807668144.pdfIn PDF document text
- http://alpha-th.com/userfiles/file/49315344891.pdfIn PDF document text
- https://flvirginia.com/wp-content/plugins/super-forms/uploads/php/files/9b96b8fc124d102c4631767d4501bc7e/vogiketi.pdfIn PDF document text
- https://instalacje-elektryczne.net/ckfinder/userfiles/files/kekubebadivenatatun.pdfIn PDF document text
- https://www.asahinafunnels.com/wp-content/plugins/super-forms/uploads/php/files/1gsummc8h75a2btsk2n9pmnepk/36702606771.pdfIn PDF document text
- https://www.siemers-deutschmann.de/wp-content/plugins/super-forms/uploads/php/files/6g7rjrrgg4tpn82dfph85487ic/78539889494.pdfIn PDF document text
- http://sosnovgeo.ru/userfiles/file/baberogafegatikowaxepuri.pdfIn PDF document text
- https://astoriareiki.com/wp-content/plugins/super-forms/uploads/php/files/65ea135c919cec201f1ba2eb1a6db040/73197489319.pdfIn PDF document text
- http://j-line.ca/fck_upload/file/xegomodanotovaf.pdfIn PDF document text
- http://renovator.cz/files/file/sifofixiwirabulimuginapij.pdfIn PDF document text
- http://wallsfamilyreunion.com/clients/876683/File/nozopo.pdfIn PDF document text
- http://www.alfainstal.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160b938939aaee---69580823448.pdfIn PDF document text
- http://creativetechno.in/userfiles/file/25812197145.pdfIn PDF document text
- https://groupunsur1.com/contents//files/lutopogogoto.pdfIn PDF document text
- http://www.hptindia.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fdadcf23c1---mosakezuripuzofetezoji.pdfIn PDF document text
- http://henca.com/files/details/file/47569676478.pdfIn PDF document text
- https://veritiesinstitute.com/wp-content/plugins/super-forms/uploads/php/files/f890a3ef1434e1710ac71ae0f1d218c4/dafetebi.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=ruling+class+definitionPDF 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_off00011333.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11333 | 17552 bytes |
SHA-256: 3aecf6d0dbff30d1dd071cce2fe269b0b13afb0c23267ed956519ae44b0bbb6e |
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font_01_sfnt_off000140e0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x140E0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000158f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x158F7 | 10696 bytes |
SHA-256: d903e76c73d49cffc95bd9b17790778df69619f2b02d497f03e996584fd751e0 |
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