MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of links pointing to other PDF files hosted on various websites, many of which are identified as compromised CMS uploads. This structure strongly suggests a link farm designed to distribute malicious content or lead users to phishing sites. The ClamAV detection and ML classifier further support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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://inclinedigital.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a7d43abfd8---15488557180.pdf In PDF document text
- http://highdeal.linkeo.net/ckfinder/userfiles/files/nuzasopebomugurenaliva.pdfIn PDF document text
- http://findmealocalpainter.com/insurazon/admin/userfiles/file/berefiv.pdfIn PDF document text
- https://senzedigicraft.com/wp-content/plugins/super-forms/uploads/php/files/d48275db0cca97480a4ddab8354d6a92/lozapowojekuxejapaja.pdfIn PDF document text
- https://apskarota.org/userfiles/file/dinasizivedopixugagawi.pdfIn PDF document text
- https://ikomsolutions.com/admin/userfiles/file/kumiwazepit.pdfIn PDF document text
- http://www.onlinenieuwsbriefversturen.nl/gebruikers/afbeeldingen/ketonojinakajenusevopa.pdfIn PDF document text
- http://yushendesign.com/images_fck/file/1630997761.pdfIn PDF document text
- https://nikken-engineer.jp/export/sd205/www/jp/r/e/gmoserver/8/6/sd0748886/nikken-engineer.jp/fckeditor/upload/file/29679984962.pdfIn PDF document text
- https://www.golddustdental.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132f0bc61229---94310629881.pdfIn PDF document text
- http://caycanhtuyhien.com/uploads/image/files/47171012734.pdfIn PDF document text
- http://tdbm.vn/upload/files/bolafuxokoxot.pdfIn PDF document text
- http://kht.civilkozpont.hu/uploads/file/nebafirobesele.pdfIn PDF document text
- http://arniestribu.com/campannas/file/62088223827.pdfIn PDF document text
- https://www.formwork.co.uk/wp-content/plugins/super-forms/uploads/php/files/6rqnukkh8cksk4o34h1h6gc45m/xatimoxamuleker.pdfIn PDF document text
- http://laros.cz/UserFiles/file/mekosar.pdfIn PDF document text
- http://haki.vn/uploads/files/46029806346.pdfIn PDF document text
- https://www.mppoa.cloudlinesystems.com/assets/ckfinder/userfiles/files/pikigubukezeluduvus.pdfIn PDF document text
- http://kowalstwwo.pl/public/cms/images/file/91528915639.pdfIn PDF document text
- http://leicesterbiketec.com/userfiles/file/kalikesunugululonuk.pdfIn PDF document text
- https://coebmsf.com/userfiles/file/tedaxaworiliboxawogovape.pdfIn PDF document text
- http://video-cycling.de/files/file/pikeponozosesudo.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=killer+instinct+2+snes+rom+downloadPDF 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_off0000e817.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE817 | 10728 bytes |
SHA-256: 652208b473019841596c3e101d23564751ae986c6b9bdee2fba801ad7c29da4e |
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font_01_sfnt_off000100da.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100DA | 17744 bytes |
SHA-256: 32df4ad27aba5bc2574461457a434aadd2ab38972a658fa09f2e057995f830c8 |
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font_02_sfnt_off00012ec3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12EC3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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