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 0.9953
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://xistenze.com/files/files/xejubekas.pdf In PDF document text
- https://extremetour74.ru/wp-content/plugins/super-forms/uploads/php/files/87a6318b8968fbdaab7ff90fc12808d3/30071964603.pdfIn PDF document text
- https://ibrahimkoc.com/images/Media/files/65041586927.pdfIn PDF document text
- http://digitalpolicycouncil.com/imagenes/file/96549731536.pdfIn PDF document text
- http://delfosventures.eu/userfiles/files/puxirirezokimo.pdfIn PDF document text
- http://casier-a-bouteilles.fr/file/raxeludolo.pdfIn PDF document text
- http://georgekoldun.com/var/upload/file/tirawimuganubujabo.pdfIn PDF document text
- https://stratasphere.online/userfiles/file/84104840482.pdfIn PDF document text
- https://www.alugutader.fr/ckfinder/userfiles/files/vipakofojuvigek.pdfIn PDF document text
- http://libertyquad72.fr/userfiles/file/fetiwuruzodiluxijux.pdfIn PDF document text
- http://www.inhd.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a3fb1e9b55a---50541283835.pdfIn PDF document text
- https://www.intermediastudios.com.mx/wp-content/plugins/super-forms/uploads/php/files/6771c3523208dab5b153eabcd20b51b2/lewededewuzipivamu.pdfIn PDF document text
- https://www.myosiaffiliate.com/199trust/img/file/pikasedega.pdfIn PDF document text
- http://aldo-ins.com/userfiles/file/dupexefometekexi.pdfIn PDF document text
- http://amandatravel.com/userfiles/file/96637948514.pdfIn PDF document text
- http://itnetworkconsultingsf.com/helpdesk/app/webroot/img/userfiles/files/javixolido.pdfIn PDF document text
- https://pakistanchristiancongress.org/userfiles/file/52285884780.pdfIn PDF document text
- https://manhremhoangvan.vn/wp-content/uploads/files/75353654132.pdfIn PDF document text
- https://asigurareingermania.ro/wp-content/plugins/super-forms/uploads/php/files/8k1e2lbat9bf6ifp4dlsko9h5b/37793085034.pdfIn PDF document text
- http://navigator-33.ru/media/file/milimigibuvaw.pdfIn PDF document text
- https://sdyh.gr/wp-content/plugins/super-forms/uploads/php/files/qfhvncise9m37ia5mtm5l8gi51/fubakinekome.pdfIn PDF document text
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/uiqeg1kegu43d8dghbo0j2ml96/83301193698.pdfIn PDF document text
- http://www.putnamtaxi.net/wp-content/plugins/formcraft/file-upload/server/content/files/160c917c16e71a---75685952682.pdfIn PDF document text
- https://mo-space.space/web/img/podborky/files/28337210805.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=nts+test+book+for+lesco+pdfPDF 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_off0000d162.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD162 | 18252 bytes |
SHA-256: 9cf169c8eeb5d46dd98ad8be9ec9544c2db674624aa9084097d4ad9e80b70010 |
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font_01_sfnt_off0001008a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1008A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000118a1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x118A1 | 10464 bytes |
SHA-256: 7f412a4d4232044ace6f5b0dbcba6f4eb8bcb38efc1ea030588c389681df1b74 |
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