MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating a phishing or malware distribution attempt. The document contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable domains, suggesting a link farm designed to redirect users to malicious content. The presence of embedded URLs and the overall structure point towards an attempt to exploit users through deceptive links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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=zombies+2+full+movie+free+online
- https://goldengrowers.com/wp-content/plugins/super-forms/uploads/php/files/ef121edac19e21fb74623f4da47e3ed6/43992513043.pdf
- https://worldkelo.com/wp-content/plugins/super-forms/uploads/php/files/0613df6c6bfc9c8307b6d64a8982b1fb/53749194568.pdf
- http://canadanur.com/resimler/files/5741632440.pdf
- http://kwik-it.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160781c7942605---17269234397.pdf
- http://www.masozilina.sk/ckfinder/userfiles/files/20381131128.pdf
- https://www.drserapkagan.com/wp-content/plugins/super-forms/uploads/php/files/ie7ekmf9vao4718afs9cujb98q/28902602689.pdf
- http://ziepniekkalns.lv/wp-content/plugins/formcraft/file-upload/server/content/files/160a5c753b97d0---16690266529.pdf
- https://hanurichurch.org/ckfinder/userfiles/files/lubexerakobitabetejanixu.pdf
- https://www.dentaltaxpros.com/wp-content/plugins/super-forms/uploads/php/files/774600f5b04d043d99cc17f763a33429/repazujil.pdf
- https://beachesbrewing.com/wp-content/plugins/super-forms/uploads/php/files/704a9c8509621b413700b1c67936daac/gifuwabagonovofuvojo.pdf
- https://estigotours.com/wp-content/plugins/super-forms/uploads/php/files/b0d2266989d0052c7f8bf342450f9142/ribisak.pdf
- http://simonide.org/userfiles/file/lezosiruzew.pdf
- http://headrepublic.pl/images/files/talirax.pdf
- http://uleshuzatshop.hu/files/file/livinobuvixe.pdf
- https://humantouchtranslations.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/160aa6a760cc85---komusifosebun.pdf
- https://onelineservice.it/file/mesinanutibibis.pdf
- http://livingkaneohe.com/userimages/68771201010.pdf
- https://www.accidentinjuryalbuquerque.com/wp-content/plugins/super-forms/uploads/php/files/4q3146bip7ricn54v4vrqcmkvb/7867826818.pdf
- http://princeton1959.com/clients/863834/File/94781397044.pdf
- https://saraelv.no/wp-content/plugins/formcraft/file-upload/server/content/files/160d1b0996917d---munuwunexamubun.pdf
- http://chocolatycakes.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606dde0787a31---dogipagax.pdf
- https://weilaimachinery.com/userfiles/files/sigimaviwatakaxozapega.pdf
- http://iltorg.ru/upload/file/susitolinene.pdf
- https://agronlogistics.com/userfiles/files/mukidixo.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000eea0.bin185ae44b5b45c5b4b9c522e3ea02e96c59aa3e45797d5a9436b37ac75f955df1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEA0 | 17388 bytes |
font_01_sfnt_off00011b9d.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B9D | 16792 bytes |
font_02_sfnt_off000133b4.bin73d0e0c56a0f1b96bc0264d5b0b39ef21c61102669a54d25648d999c931f1c39 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x133B4 | 10504 bytes |
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