MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by multiple heuristics and a machine learning classifier as malicious. It contains a link farm pointing to compromised WordPress upload storage and other disposable hosting, suggesting it's part of a phishing or malware distribution scheme. The ClamAV detection further confirms its malicious nature, likely as a phishing or trojan delivery mechanism.
Machine Learning
- Nyx PDF Classifier malicious score 0.9963
Heuristics 6
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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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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://motodubai.com/uploaded_images/files/26684889915.pdf In PDF document text
- http://ipceurope.com/assets/file/30021145604.pdfIn PDF document text
- http://sten.kr/club/data/userfiles/file/20210815060724.pdfIn PDF document text
- https://torbay.ru/images/uploads/file/lobowoxija.pdfIn PDF document text
- https://syteq-pro.com/userfiles/file/77040413664.pdfIn PDF document text
- https://ihotel2b.com/upfiles/editor/files/dunizone.pdfIn PDF document text
- http://omgmediatank.com/userfiles/files/xoxesenudujufak.pdfIn PDF document text
- https://thriveelearning.com/wp-content/plugins/super-forms/uploads/php/files/dd328eee1b5e86d222f7a2246d2acaa9/53746519429.pdfIn PDF document text
- https://www.chauffeur-prive-nice.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160da0cc2692e5---16943276163.pdfIn PDF document text
- http://agcslohian.com/userfiles/file/72446322190.pdfIn PDF document text
- https://retentionstudentexperience.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608fb6819a9df---bopino.pdfIn PDF document text
- http://vincityhomes.vn/wp-content/plugins/super-forms/uploads/php/files/rp4j0tqig1mhf5sribd0medp25/wuwebunat.pdfIn PDF document text
- http://zrdb-drogbud.pl/Upload/file/78118861547.pdfIn PDF document text
- https://www.adelaarenergy.com/wp-content/plugins/super-forms/uploads/php/files/adqt4papan1ejm2s09b41oeo5n/79449092960.pdfIn PDF document text
- http://www.pilonidalsinus.gen.tr/wp-content/plugins/formcraft/file-upload/server/content/files/16078b09c990b1---59289890574.pdfIn PDF document text
- https://roweryelectra.pl/app/webroot/uploads/file/16210244697494.pdfIn PDF document text
- http://dailygiasi.com/uploads/userfiles/file/faxububonumuwimana.pdfIn PDF document text
- http://the100voicesofgospel.de/fichiers/newsletter/file/453022610.pdfIn PDF document text
- http://2ds-creations.fr/userfiles/file/fiteg.pdfIn PDF document text
- https://hchoanglong.vn/userfiles/file/mivuloxiwonefapituva.pdfIn PDF document text
- http://milwaukee.center/userfiles/file/zedasikagogenolikuw.pdfIn PDF document text
- https://aiaciran.org/cache/fck_files/file/xetetejono.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=cdf+pdf+relationshipPDF 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_off0000c641.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC641 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000de58.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE58 | 10628 bytes |
SHA-256: 6e76a6225d6a19ac8b61174569118b779e0da4a2ee8645b2d62382ea925c24fd |
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font_02_sfnt_off0000f686.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF686 | 17348 bytes |
SHA-256: 4564e1162ec95c6fae6e900e964e45251e65bcf17f669cc29a7239721de0a5c2 |
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