MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm, many hosted on compromised CMS upload directories and presents a deceptive download button. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9983
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://akinmedikal.com/uploads/file/jedifavulemoseviginugu.pdf In PDF document text
- https://luxmarketing.agency/wp-content/plugins/super-forms/uploads/php/files/0ovgbj0njpuldk358a7a3cr96b/kagomep.pdfIn PDF document text
- http://byty-pardubice.eu/UserFiles/File/fivebajibiluzapajajuke.pdfIn PDF document text
- https://phase1acoustics.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606eda3396c34---viguporufosetilim.pdfIn PDF document text
- http://paroissedementon.fr/upload/files/ladupujesapubo.pdfIn PDF document text
- http://english-island.pl/wp-content/plugins/super-forms/uploads/php/files/t9ib5avdm51i1vv3gsqkhgq3t1/pemamogidakedabekiza.pdfIn PDF document text
- http://dbhsreunion.com/clients/21010/File/71818758288.pdfIn PDF document text
- https://goldenparadisestsimons.com/wp-content/plugins/super-forms/uploads/php/files/226700a8edc45b7b6e087184f28a881a/ludifoli.pdfIn PDF document text
- https://skazkavdom.com/wp-content/plugins/super-forms/uploads/php/files/d7dd3a18cbfb0313f540727793de30f2/dikejimusad.pdfIn PDF document text
- https://aartipalette.com/userfiles/file/48647613496.pdfIn PDF document text
- http://toyotarenta.net/FileData/ckfinder/files/20210721_EE4708A7922ECC51.pdfIn PDF document text
- https://mgogs.com/mgfiles/file/popukaxojeburebiwu.pdfIn PDF document text
- http://densayhongngoai.com/uploads/userfiles/file/fajagokigokasawadexa.pdfIn PDF document text
- http://getawaynewzealand.co.nz/wp-content/plugins/formcraft/file-upload/server/content/files/16099a57948eb1---12863430680.pdfIn PDF document text
- https://dgaspcsm.ro/ckfinder/userfiles/files/60796466978.pdfIn PDF document text
- http://josephpowellfamilyreunion.com/clients/0/04/04c15d356d3082020e114f8c0300f46e/File/78078447065.pdfIn PDF document text
- https://www.couleurs-et-jardin.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160d0a081ac839---nikuka.pdfIn PDF document text
- http://www.cenlaenvironmental.com/siteuploads/editorimg/file/25040667222.pdfIn PDF document text
- http://aksaxena.com/bpms/includes/fckeditor_uploads/userfiles/file/bapusagamafavefuritemu.pdfIn PDF document text
- http://www.holzbau-hoelzl.at/wp-content/plugins/formcraft/file-upload/server/content/files/16084d4a56562f---74470332037.pdfIn PDF document text
- http://acupunctuuryao.nl/ckfinder/userfiles/files/91825432110.pdfIn PDF document text
- http://re-view.online/fckFiles/file/60054078915.pdfIn PDF document text
- https://kidneystonetreatment.in/userfiles/files/17924169491.pdfIn PDF document text
- http://narcisse.sk/editor_uploads/files/70681392551.pdfIn PDF document text
- https://ahreco.com/uploads/news_file/63344420478.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=descargar+el+diablo+ilustrado+pdf+gratisPDF 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_off0000e12f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE12F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f946.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF946 | 10932 bytes |
SHA-256: 16a02e83a77fdfd99c58e58387112b8ccffe2c937a6242caef6b5c4c70912b5f |
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font_02_sfnt_off00011250.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11250 | 18460 bytes |
SHA-256: dc730a59d12369337afa58d8c59d5f7fd7b23dbffd72bd3dd4d68b42a457cd2c |
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