MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, many pointing to other PDF files hosted on disposable or potentially compromised domains, consistent with a link farm or SEO poisoning attack. ClamAV and ML classifiers also flagged this PDF as malicious, specifically as a phishing trojan. The presence of numerous external links suggests an attempt to direct users to malicious content or manipulate search engine rankings.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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 http://files.ibiza-ferien.de/file/xugezezanedomoxufukurexa.pdf In PDF document text
- http://trendstyleimage.com/uploads/ckfinder/userfiles/files/83716570433.pdfIn PDF document text
- http://shssailors1969.com/clients/3/36/366f78b21138e0f8005dfe6cc5e09e30/File/51963972479.pdfIn PDF document text
- https://felicityokolo.com/file/76183008553.pdfIn PDF document text
- http://stellarvvv.ru/ckfinder/userfiles/files/36065762638.pdfIn PDF document text
- https://masterpieces-mallorca.com/wp-content/plugins/super-forms/uploads/php/files/21f3e5ab88d9aac823e2cf5aa62b8860/90451134185.pdfIn PDF document text
- https://songhong-thudo.com/img/files/67776599922.pdfIn PDF document text
- http://baanpowertrain.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a943a1dc7a7---vupusajik.pdfIn PDF document text
- https://club-sports.net/uploads/products/files/85973056630.pdfIn PDF document text
- http://maksimetall.ru/files/jarixubususakiwojifikuwo.pdfIn PDF document text
- http://www.whirlpool-beachcomber.at/wp-content/plugins/formcraft/file-upload/server/content/files/16085667236fa5---negidovuzuvig.pdfIn PDF document text
- http://lifestyleufa.ru/wp-content/plugins/super-forms/uploads/php/files/a9bb4fef868de66738c500bb08afede7/7452924831.pdfIn PDF document text
- https://esteticarcare.com/wp-content/plugins/super-forms/uploads/php/files/32e0fa3c9f7e12c4e67f7ab4af54aa5c/73239911093.pdfIn PDF document text
- http://informerfitness.com/wp-content/plugins/super-forms/uploads/php/files/9153e4e7069663c4f1e8549cf965f8ae/33093353450.pdfIn PDF document text
- https://psystat.net/candyticket/uploads/page_images/files/32643985034.pdfIn PDF document text
- http://mko-yug.ru/wp-content/plugins/super-forms/uploads/php/files/794013f37a7656769469bfe5cc02a94b/nugajojotepuxojedonotege.pdfIn PDF document text
- http://www.pvvc.cz/files/retunasof.pdfIn PDF document text
- http://boschvietnam.vn/files/usersfiles/files/xoburegik.pdfIn PDF document text
- http://sacoorhealth.pt/site/upload/file/selirepoxajog.pdfIn PDF document text
- http://iaestedresden.de/userfiles/file/21001939077.pdfIn PDF document text
- http://risme.vn/files/67410093427.pdfIn PDF document text
- http://ahlhy.com/uploads/file/201137296611.pdfIn PDF document text
- https://stefandes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bb6f2237184---83753135015.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=what+is+accrual+conceptPDF 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_off0000df5b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF5B | 10564 bytes |
SHA-256: 1090b7d877271b59244499b2cb0d6955a2aa8754d8b3c843dc764aa835abb5bf |
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font_01_sfnt_off0000f76b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF76B | 16468 bytes |
SHA-256: 065b7fabe0af250e8d65350e2e8125c56bc1a9cd742108f14086af2789972557 |
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font_02_sfnt_off0001224f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1224F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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