MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains a link farm pointing to compromised WordPress upload storage and other disposable hosting, suggesting it's designed to redirect users to malicious sites. The presence of numerous unknown URLs indicates a high likelihood of phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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 https://www.guestquesttravelmedia.com/wp-content/plugins/super-forms/uploads/php/files/deqrnckjdmequli3b1srhumbk2/kevapadinizamobimenagim.pdf In PDF document text
- http://gfzgt.ch/upload/file/66550062507.pdfIn PDF document text
- http://profil-metall.de/content/uploads/file/33521979061.pdfIn PDF document text
- http://asr-net.ru/uploads/files/4543819311.pdfIn PDF document text
- http://glampingcaravan.com/userfiles/file/20210901183450.pdfIn PDF document text
- https://rosanaalvarracin.com/userfiles/file/menuvepegabororilopanese.pdfIn PDF document text
- http://seritour.com/rsm/files/85371392362.pdfIn PDF document text
- http://hakanhurdacilik.com/userfiles/file/zabebiradimifirujibozu.pdfIn PDF document text
- http://fxmeat.com/upload/file/4c1f2848939815136169a71994268110.pdfIn PDF document text
- https://purpleleafestatebuyers.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a0559b2707---rolum.pdfIn PDF document text
- http://vitrine-prof.com/files/xisogabexamebososeb.pdfIn PDF document text
- https://feltshoe.com/userfiles/file/22404889764.pdfIn PDF document text
- http://saatgaamkansarasamaj.com/admin/uploads/files/masibadasuwedazemo.pdfIn PDF document text
- http://bagiez.com/userfiles/file/tofemakelixa.pdfIn PDF document text
- http://materialdeestudo.top/userfiles/files/pilonudawaxojoj.pdfIn PDF document text
- http://tccsrl.org/userfiles/files/radotasaz.pdfIn PDF document text
- http://driver-jazda.pl/upload/file/losoj.pdfIn PDF document text
- https://skopjemuzikon.pmgrecordings.com/ckfinder/userfiles/files/fuwipefulogenosalenilubim.pdfIn PDF document text
- http://sh8ke.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140cdf7014fe---85809134474.pdfIn PDF document text
- https://worldkelo.com/wp-content/plugins/super-forms/uploads/php/files/604ad2d906362ac693eea9b1b274437f/berupepitosumadidometugaw.pdfIn PDF document text
- https://blsautomation.com/ckfinder/userfiles/files/butuvegebizafafumowax.pdfIn PDF document text
- https://cplastik.com/data/cms/file/29852205466.pdfIn PDF document text
- http://degrossier.nl/uploads/file/86544114749.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=gravity+falls+adult+jokesPDF 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_off0000e448.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE448 | 10784 bytes |
SHA-256: 5a27c61ad3ab5caab0c44883cbcd0cd145ff4be9b716cbecb4bebd7658ec1a9f |
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font_01_sfnt_off0000fd50.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD50 | 18592 bytes |
SHA-256: dc586d6e04954b168b25ce309572dc15b0a1294f5e7f413742123550aa22b15f |
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font_02_sfnt_off00012e4d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E4D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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