MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs pointing to compromised WordPress sites and other disposable hosting, indicating it functions as a link farm. ClamAV detected this as a phishing trojan, and ML classifiers also flagged it as malicious. The presence of external URIs and link farm heuristics strongly suggests a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.5044
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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PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILEDThe cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.
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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=new+lulubox+app PDF link annotation
- https://hoangvan.vn/wp-content/uploads/files/meniridunonebo.pdfIn PDF document text
- https://digitaldaya.com/imagenes/file/72066598784.pdfIn PDF document text
- http://www.verneteco.com/ckfinder/userfiles/files/45473304039.pdfIn PDF document text
- https://agri-mal.pl/userfiles/file/jatovu.pdfIn PDF document text
- http://a-pro-peau.fr/userfiles/file/25278972222.pdfIn PDF document text
- http://dbcasagayathottam.org/assets/uploads/cms_images/files/94892322986.pdfIn PDF document text
- http://dekobonner.de/userfiles/file/5528884170.pdfIn PDF document text
- https://webmodels.studio/wp-content/plugins/formcraft/file-upload/server/content/files/1614247c646e64---kosofo.pdfIn PDF document text
- https://cometgroupinternational.com/ckeditor/ckfinder/userfiles/files/3675740972.pdfIn PDF document text
- http://demo-enriquemora.shopcloud.es/ckfinder/userfiles/files/76463435916.pdfIn PDF document text
- http://studiospazioambiente.it/userfiles/files/nivagiwifegeve.pdfIn PDF document text
- https://khanoomhoteli.com/basefile/khanoomhotelicom/files/92872214557.pdfIn PDF document text
- http://statsale.com/data/upload/ck/files/pelosavoleforejimadutinu.pdfIn PDF document text
- https://a2designbg.com/userfiles/file/41308356464.pdfIn PDF document text
- http://sineadstone.com/userfiles/file/41863128411.pdfIn PDF document text
- https://inprovitchile.com/ckfinder/userfiles/files/80629614791.pdfIn PDF document text
- http://adhdadvisory.com/wp-content/plugins/formcraft/file-upload/server/content/files/161314d6012dfa---25125546036.pdfIn PDF document text
- https://tonere.shop/app/webroot/files/userfiles/files/marumizigigu.pdfIn PDF document text
- https://amatnieks.com/pictures/image/dofenadeta.pdfIn PDF document text
- http://trip-sale.ru/userfiles/file/jekurabasadejomuv.pdfIn PDF document text
- http://miwon.com.vn/app/webroot/uploads/files/23725591319.pdfIn PDF document text
- http://oembag.com/uploads/files/202109100116138405.pdfIn PDF document text
- https://lee-trading.tw/archive/upload/files/bobumegakixevevod.pdfIn PDF document text
- http://creationart.hu/files/file/53126679127.pdfIn PDF document text
- https://www.colegiodesafio.net/home/wp-content/plugins/formcraft/file-upload/server/content/files/1612f8c2d9af94---womipenedik.pdfIn PDF document text
- https://jaunimodienos.lt/wp-content/plugins/super-forms/uploads/php/files/b5dlgr1gm162qrrk8bl9ofh7oo/pupuzozaselekun.pdfIn 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_off0000df76.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF76 | 17344 bytes |
SHA-256: 7f945ad86664cef981be2f329a283157b6de98ee91362471e05928cde0c7b72c |
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font_01_sfnt_off00010c87.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C87 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001249e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1249E | 10088 bytes |
SHA-256: edba6efaf4c6366b0f1ed08313ddf4a0304fa15420f0c309a9bd930dd4554a54 |
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