MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to external sites hosted on compromised CMS uploads or disposable hosting, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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 http://www.kowel.com/ckfinder/userfiles/files/1630963762.pdf In PDF document text
- http://tdbm.vn/upload/files/bodobukurilenete.pdfIn PDF document text
- http://fogathajtohirek.hu/fckfiles/file/86233477396.pdfIn PDF document text
- https://lufty.cz/UserFiles/files/36429578104.pdfIn PDF document text
- http://texmet.pl/userimages/file/solep.pdfIn PDF document text
- https://dispomydeal.com/wp-content/plugins/super-forms/uploads/php/files/714f497c3eb64afe56318b950eb8ce48/boginuno.pdfIn PDF document text
- https://vetamblj.si/ckfinder/userfiles/files/92616143213.pdfIn PDF document text
- https://www.syah.org/wp-content/plugins/super-forms/uploads/php/files/611c7c9bd58ef4e68981d347acf14526/89284260482.pdfIn PDF document text
- https://fullprotec.com/ckfinder/userfiles/files/11704998263.pdfIn PDF document text
- http://vibestedu.com/_UploadFile/Images/file/88545004259.pdfIn PDF document text
- http://xn--m1age8bh.xn--p1ai/files/file/46964005377.pdfIn PDF document text
- http://makaeximworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/161359cf491cc8---4576309795.pdfIn PDF document text
- https://horacebatten.com/ckfinder/userfiles/files/80310965429.pdfIn PDF document text
- https://flomogroup.com/upload/files/jajezofefo.pdfIn PDF document text
- http://rqconsultores.com/userfiles/file/90118844982.pdfIn PDF document text
- http://gkz-crimea.ru/userfiles/file/11030286254.pdfIn PDF document text
- http://networkinglikepro.com/ckfinder/userfiles/files/nidipon.pdfIn PDF document text
- https://autoandtruckrepair.net/nbloom/fckuploads/file/lixixotowudutivam.pdfIn PDF document text
- http://avandcie-automation.com/ckfinder/userfiles/files/68511093048.pdfIn PDF document text
- https://xtremefitness.com.au/application/third_party/ckfinder/userfiles/files/dejan.pdfIn PDF document text
- http://laibros.com/ckeditor/userfiles/files/zuvubipiluxij.pdfIn PDF document text
- http://express-service-auto.fr/ckeditor/ckfinder/userfiles/files/94729223825.pdfIn PDF document text
- https://chongtham68.com/app/webroot/uploads/files/webefade.pdfIn PDF document text
- https://greenways.at/userfiles/file/zajimakidagofawowamimew.pdfIn PDF document text
- https://atkarisuli.hu/userfiles/file/mimabilojukudegiforuzo.pdfIn PDF document text
- http://soleilboo.com/images/uploads/files/69332994489.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=my+hero+season+5+english+dub+release+datePDF 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_off0000ce32.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE32 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e649.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE649 | 11008 bytes |
SHA-256: 9fee06c9e706c5f8442a8a031cb7f9cff0da914632b9453408cd33cd75436d26 |
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font_02_sfnt_off0000ffb0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFB0 | 20472 bytes |
SHA-256: 08c700bd7d653cfdcf178fc1c02708484eacdb5fce4f14295a77f017ce982ca2 |
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