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 0.9956
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.emmabowman.com/wp-content/plugins/super-forms/uploads/php/files/3b409388b08504f328fcb0ac77953d5d/14595455558.pdf In PDF document text
- https://www.generalutilities.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f975ecd527---dilobiwupive.pdfIn PDF document text
- http://principessavencanice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160703aef36c3d---xifajewarosadilumiwaxukas.pdfIn PDF document text
- https://juvelyrikoscentras.lt/Files/file/67135703684.pdfIn PDF document text
- https://shining4u.com/wp-content/plugins/super-forms/uploads/php/files/25d30cb0d75dfbcb629217775db2b315/63207583546.pdfIn PDF document text
- http://www.molinoag.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607231eadf48f---pabati.pdfIn PDF document text
- http://xn----7sbicwad4afgcgd5aph7d5e.xn--p1ai/ckfinder/userfiles/files/77015109223.pdfIn PDF document text
- https://sweetestspaparty.com/wp-content/plugins/formcraft/file-upload/server/content/files/16074a46dcb5bf---9050870841.pdfIn PDF document text
- http://bridgesonthepark.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130fd0f7183e---zozuk.pdfIn PDF document text
- https://gulceoyunlar.com/calisma2/files/uploads/11432761226.pdfIn PDF document text
- https://visaonline-vn.com/wp-content/plugins/super-forms/uploads/php/files/3qqfm752d232j09b2oln0vd4bc/3314104929.pdfIn PDF document text
- https://mission4recruitment.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b22f358feb8---30354697753.pdfIn PDF document text
- https://digireg.lu/upload/70517532632.pdfIn PDF document text
- http://ccshecea.org/upload/files/34139837901.pdfIn PDF document text
- https://wurstfargo.com/wp-content/plugins/super-forms/uploads/php/files/af102ad82a7e64517c1efe8879b3ffd0/98088843293.pdfIn PDF document text
- http://e-kva.ru/admin/ckfinder/userfiles/files/82819807191.pdfIn PDF document text
- http://osc-pribor.ru/products_pictures/file/zodexotanadukigidajosipob.pdfIn PDF document text
- https://mebelpozakazu.ru/wp-content/plugins/super-forms/uploads/php/files/1725f4a93a7a07dec280980e6c45923c/57976450642.pdfIn PDF document text
- http://tunesistudio.eu/userfiles/files/46966027172.pdfIn PDF document text
- http://www.stallionreadymix.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1609997e3714ac---bujezunu.pdfIn PDF document text
- http://sitarofindiamd.com/userfiles/file/dizebakaxisavazu.pdfIn PDF document text
- https://saatyapi.com/upload/ckfinder/files/28097754515.pdfIn PDF document text
- https://biothiennam.com/media/ftp/file/javizaxonanufovab.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=p.d.r+book+pdf+free+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_off0000d675.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD675 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ee8c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE8C | 10520 bytes |
SHA-256: 023531f270e0c2c98ccf537f67a9d3e5b745f054f56f1959bf36c3105ba138e1 |
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font_02_sfnt_off0001066f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1066F | 17696 bytes |
SHA-256: 913e811497724f1c1faa4efb834643808b6b1770ed4ceac8e6ec3e57742e809c |
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