MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to redirect users to malicious content. The presence of these links suggests an attempt to lure users into visiting potentially harmful websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 https://philabc.ru/uplcv?utm_term=can+i+lock+text+messages+on+android PDF link annotation
- http://uk-finansist.ru/userfiles/file/78943499572.pdfIn PDF document text
- http://ozdesignhouse.com/app/webroot/uploads/files/kivasipilanabogelefa.pdfIn PDF document text
- https://aicpwdosaeast.com/ckfinder/userfiles/files/lesarigon.pdfIn PDF document text
- http://fashioneducation.ru/userfiles/file/59922769630.pdfIn PDF document text
- https://preprodpcb.com/userfiles/files/meromusutuxorofuxok.pdfIn PDF document text
- https://wupaojichangjia.com/d/files/14934437429.pdfIn PDF document text
- http://www.pattyn360.com/upload/forum/files/xidawuzosaxejigofiwozemi.pdfIn PDF document text
- http://kanalizace-ul.cz/userfiles/file/2106465260.pdfIn PDF document text
- http://rasmesafar.net/basefile/basefiles/44871653190.pdfIn PDF document text
- https://avis-medical.ma/wp-content/plugins/super-forms/uploads/php/files/6cae2d8aaff67e35bdfc7144b72da8bc/13577594053.pdfIn PDF document text
- http://www.valathors.com/ckfinder/userfiles/files/fepimubaza.pdfIn PDF document text
- http://eaupureinternational.com/userfiles/file/riwajuvaxu.pdfIn PDF document text
- http://bacvietexpress.com/upload/userfiles/files/17316836555.pdfIn PDF document text
- https://e-midas.ro/files/file/29179051082.pdfIn PDF document text
- https://csam-villepinte.org/uploads/images/file/dofoku.pdfIn PDF document text
- http://lemma-studio.pl/userfiles/file/16113552904.pdfIn PDF document text
- http://22vek-omsk.ru/fck_editor_files/files/natigalig.pdfIn PDF document text
- https://alismobile.co.uk/wp-content/plugins/super-forms/uploads/php/files/1bfd972a2816d8c87d078b53c2a24ef8/94983396106.pdfIn PDF document text
- http://rorolaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/70862424331.pdfIn PDF document text
- https://silky.ae/images/bulk_images/files/nanosumifujetib.pdfIn PDF document text
- http://primaneighbors.com/userimages/99386694705.pdfIn PDF document text
- https://www.partyshuttlebus.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16133bf8c876d8---rotupo.pdfIn PDF document text
- https://ajur.rest/uploads/userfiles/file/58207706419.pdfIn PDF document text
- http://flyingwedge.com/uploads/assets/file/xifexoxibif.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
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e00a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE00A | 18208 bytes |
SHA-256: d86745f72c09b43f36d79dcc126addf05fddefc7c01c8bd6e3b61af56e24a265 |
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font_01_sfnt_off00010ed3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10ED3 | 10940 bytes |
SHA-256: 25cd3b5926e221686b6e3d5e3914a978265e343566f77f177206c91a6059cfc6 |
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font_02_sfnt_off00012803.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12803 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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