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 0.9917
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 https://www.karenlovelee.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c1125d15bc---kumirutekezaf.pdf In PDF document text
- http://bagandpack.ru/wp-content/plugins/super-forms/uploads/php/files/43b0bf6769a540917a29e64802040008/86821798801.pdfIn PDF document text
- https://badrivishal.com/media/wigalotix.pdfIn PDF document text
- https://heks-tech.com/app/webroot/userfiles/files/xofifa.pdfIn PDF document text
- https://webhostmurah.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a774f41c027---38575015350.pdfIn PDF document text
- http://aucoindeshalles.fr/menu/file/4789797581.pdfIn PDF document text
- http://www.agrosystem.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1609f2e42ad337---mafomutupekezi.pdfIn PDF document text
- http://mwcapital.net//ckfinder/userfiles/files/roxilizepepokapaxijinagi.pdfIn PDF document text
- https://www.olympusnorge.no/wp-content/plugins/super-forms/uploads/php/files/e6pv219isf4gbou1g7b6hpof2r/kazivulusalaje.pdfIn PDF document text
- http://flywings.sk/UserFiles/file/lapasur.pdfIn PDF document text
- https://www.asahinafunnels.com/wp-content/plugins/super-forms/uploads/php/files/5v8or4vvqnvv8ul94pha3pjs6d/nukavat.pdfIn PDF document text
- http://animationcoach.com/userfiles/file/sedonakifuwebe.pdfIn PDF document text
- https://yziact.fr/wp-content/plugins/super-forms/uploads/php/files/kk8c23t3flesutum61om9ng2fs/63689212348.pdfIn PDF document text
- https://laplacedesstores.com/upload/file/daterakaguwuna.pdfIn PDF document text
- https://www.reflectionuk.com/wp-content/plugins/super-forms/uploads/php/files/o047ts659v3mdiem0k4mo3t076/voritujewovo.pdfIn PDF document text
- https://bookatowncar.com/userfiles/file/75854494668.pdfIn PDF document text
- http://analogsys.com/uploaded/file/2069276438608abc26641b1.pdfIn PDF document text
- https://nationalcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d4301cb4a1---womabigujenawisoxexoda.pdfIn PDF document text
- http://www.patricktennis.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1609b9c0e2b9b2---xorukixefo.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/krq5fpqopicbg0ep9rlov48k6n/82100031758.pdfIn PDF document text
- https://www.18fire.com/wp-content/plugins/super-forms/uploads/php/files/b04858cb47878edcf90a3b21007c8703/zifobexukonuxasu.pdfIn PDF document text
- https://cgeminfos.ma/upload/file/37111770516.pdfIn PDF document text
- https://vannordenvastgoed.nl/userfiles/file/71224144660.pdfIn PDF document text
- http://aksaaydinlatma.com/img/editor/image/file/tifawinuxasukebasil.pdfIn PDF document text
- http://www.airportlimofortlauderdale.net/wp-content/plugins/formcraft/file-upload/server/content/files/1606f3f9d2fdfa---jerugazav.pdfIn PDF document text
- http://newdimension.su/userfiles/file/bamodirigeze.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=8th+new+book+maths+guidePDF 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_off0000d13a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD13A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e951.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE951 | 11080 bytes |
SHA-256: dae28f8203348159e53468dc22b0cbce300c1593f332e3d90063538d4d539f6d |
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font_02_sfnt_off000102ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102CE | 16432 bytes |
SHA-256: f6861e38772bbbb8b01628a660d739f7bdac01b80c8295784a028dd36033df31 |
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