MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous external links, many pointing to compromised WordPress sites and disposable hosting, suggesting a link farm used for phishing or malware distribution. The presence of embedded URLs and the nature of the heuristics indicate that the PDF likely serves as a lure to external malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9932
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=norma+api+598+pdf PDF link annotation
- http://iccarrentals.com/files/file/mipemiguziru.pdfIn PDF document text
- http://www.marsagri.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c324882e786---benomodumofewaxunifitozo.pdfIn PDF document text
- https://www.skyline-recruiting.com/wp-content/plugins/super-forms/uploads/php/files/29470c57a3a805a57500537730ad0be6/varebatoviwelobefugi.pdfIn PDF document text
- https://tocgia247.com/wp-content/plugins/super-forms/uploads/php/files/i3l7e378td7i86lq9ukphj772p/18101944658.pdfIn PDF document text
- https://segurosjdd.com/wp-content/plugins/super-forms/uploads/php/files/j6ni4cf8kg1ethtj65dln33bl5/xijibilajenuzevukitelu.pdfIn PDF document text
- http://www.oknookna.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160abf449e0f1d---89169725662.pdfIn PDF document text
- http://www.cenlajobinator.com/siteuploads/editorimg/file/67551054090.pdfIn PDF document text
- https://cmfnepal.org/userfiles/files/vutisebivi.pdfIn PDF document text
- http://houselandia.ru/files/supakakemixijoseteko.pdfIn PDF document text
- http://meandnetworking.com/ckfinder/userfiles/files/24343253589.pdfIn PDF document text
- https://www.msolartop.cz/wp-content/plugins/formcraft/file-upload/server/content/files/1608bfec903a1c---nunematimojaso.pdfIn PDF document text
- https://digireg.se/upload/48237413316.pdfIn PDF document text
- http://easyliveconstruction.com/ci/userfiles/files/pexofotesaworawiwitevajos.pdfIn PDF document text
- https://www.kiteschule-eckernfoerde.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607fb4f1d827c---92348551537.pdfIn PDF document text
- http://gocreate.termall.pl/upload/fck/file/gotitagu.pdfIn PDF document text
- http://zetrade.cz/userfiles/file/23168579845.pdfIn PDF document text
- https://www.infrascale.com/wp-content/plugins/super-forms/uploads/php/files/3787495afe274977dfacd67dfddf04d2/xudixaxijen.pdfIn PDF document text
- https://netcsemege.hu/ckfinder/userfiles/files/74434696711.pdfIn PDF document text
- https://chicagoportablexray.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b5d04a2e162---68565219616.pdfIn PDF document text
- http://kaztelcom.kz/ckfinder/userfiles/files/xiwidexuxupezozagewirej.pdfIn PDF document text
- http://pk.mo/userfiles/file/tuvonavofa.pdfIn PDF document text
- http://www.dj-csnl.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160844b6cc4c9d---14157611245.pdfIn PDF document text
- http://opalbiosciences.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cbb87d5ae9---2575315952.pdfIn PDF document text
- http://hf1968.com/clients/48820/File/nizusufixovuned.pdfIn PDF document text
- http://terezmisszio.eu/files/file/2839364047.pdfIn PDF document text
- https://ht-cooling-j3t.com/contents//files/9582618282.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_off000101b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101B8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000119ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x119CA | 18280 bytes |
SHA-256: 2312c826f39bc79096f30d0c167cb88c75dca79df18c0fac37706729ec2caf1b |
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font_02_sfnt_off000148f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x148F0 | 10600 bytes |
SHA-256: 495c68b27bb99a728a33cb6c43ca7de88a381c9cedb90f9e7dd311190a75a765 |
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