MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains a link farm pointing to multiple compromised websites, which likely serve as a distribution point for malicious content. The presence of numerous distinct hosts and links suggests an attempt to obscure the final malicious destination.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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 http://gtlitalia.com/userfiles/files/xonigoliwizerixapofexavis.pdf In PDF document text
- https://www.cocochan.com.pk/wp-content/plugins/super-forms/uploads/php/files/f53d213bab21af47f9096fbab2abc0cf/44544235536.pdfIn PDF document text
- https://realestateconnect.biz/wp-content/plugins/super-forms/uploads/php/files/hq0i5nh6c460eqa5trh5ifeo63/95740677149.pdfIn PDF document text
- http://www.telsercom.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a1bbd09760b---11699179297.pdfIn PDF document text
- http://vejwun.cz/images/47689530953.pdfIn PDF document text
- http://elijahlaurabishopblack.com/clients/b/be/bed082b287f5bb70db4763ab929fc18a/File/lonigoki.pdfIn PDF document text
- http://studioego.cz/userfiles/file/xaviwajozujixepin.pdfIn PDF document text
- http://gramercy-grand.ru/files/file/4695472592.pdfIn PDF document text
- https://air-separation-supplier.com/d/files/zasusujivevikibopox.pdfIn PDF document text
- https://edukiya.com/wp-content/plugins/super-forms/uploads/php/files/69b6cc043dfe633a7d6ebaf506610a65/3120116663.pdfIn PDF document text
- http://www.nationaalgolfcongres.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1606f4752827d9---visuromalidevuvufofuva.pdfIn PDF document text
- https://arerp.kr/data/file///wexavojenu.pdfIn PDF document text
- http://christschoolblr.in/userfiles/file/98099005881.pdfIn PDF document text
- https://advance-pack.com/editor_upload/file/bibelusezedij.pdfIn PDF document text
- https://gz-topstar.com/wp-content/plugins/super-forms/uploads/php/files/1ba0f0f91e861293214daa6a043580e4/99883474240.pdfIn PDF document text
- https://globalazeri.az/wp-content/plugins/super-forms/uploads/php/files/g13eu921tfovj25qf0mtq7oav7/kuganetolepetiriniduganil.pdfIn PDF document text
- http://circolosilverblufitnessclub.eu/userfiles/files/55033486693.pdfIn PDF document text
- https://gmonlinestore.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e10bc3c910---42121778742.pdfIn PDF document text
- http://dolphinegypt.net/userfiles/file/visenedifugifile.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/160afd4851b3e4---lutifibutetigizumido.pdfIn PDF document text
- http://manufim.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/160df87117c220---37052534849.pdfIn PDF document text
- http://hillandbrownfamily.com/clients/76964/File/94824997118.pdfIn PDF document text
- http://etoprosto.ru/ckfinder/userfiles/files/xewixona.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=the+legend+of+buddha+storyPDF 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_off00010994.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10994 | 10860 bytes |
SHA-256: 267e64f4362f7e79db96a2cd1af46a88c5bc0474d2e2161be2fae7ca13a2aeeb |
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font_01_sfnt_off00012278.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12278 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013a8a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A8A | 19200 bytes |
SHA-256: bd9813331e8d95a3c5db0f26896aea57ae8d796e545ccc56865a78f4474e2986 |
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