MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many pointing to compromised WordPress sites and disposable hosting, indicating a link farm designed to redirect users. ClamAV and ML classifiers flagged this PDF as malicious, specifically as a phishing trojan. The structure suggests an attempt to lure users to malicious content hosted on these external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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.denisonlandscaping.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083bff7445e6---5696174446.pdf In PDF document text
- http://herfon-machinery.com/images/ckfinder/files/20210628055224.pdfIn PDF document text
- http://bsl-trans.ru/admin/ckfinder/userfiles/files/kidejosa.pdfIn PDF document text
- http://sns-russia.ru/userfiles/file/ropolexujapewutinow.pdfIn PDF document text
- http://cybernet.asia/UserFiles/File/75204379886.pdfIn PDF document text
- https://srp-galabau-rostock.de/wp-content/plugins/super-forms/uploads/php/files/og3js76uda8757l25s6qe06ae7/1957968026.pdfIn PDF document text
- http://stroisvias.ru/userfiles/file/82039095882.pdfIn PDF document text
- http://www.gyndoktors.de/ckfinder/userfiles/files/majuzudusugokupurufuk.pdfIn PDF document text
- http://badaranquehablar.com/userfiles/files/88853342180.pdfIn PDF document text
- http://global-poseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/160edf1da00097---32763075601.pdfIn PDF document text
- https://108pizza.pl/uploads/userfiles/files/18037328274.pdfIn PDF document text
- https://vinacomvietnam.vn/uploads/news_file/jiwobifigodojebaja.pdfIn PDF document text
- http://xn--h49al33a2zdp0eo1x.com/DATA/file/20210606212020.pdfIn PDF document text
- https://jjmassociates.com/wp-content/plugins/super-forms/uploads/php/files/2f3a7271fd1d287d8246171df9ccf9d4/lugowadupa.pdfIn PDF document text
- http://woodsfamilypride.org/clients/2/2c/2c83419adcf4927d74d3defe18342386/File/jobidowoxegagomon.pdfIn PDF document text
- http://www.whirlpool-beachcomber.at/wp-content/plugins/formcraft/file-upload/server/content/files/160a773e5669c0---47351702877.pdfIn PDF document text
- https://aquaticlandscape.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e66648063e5---zokopifewinedepeferoxemi.pdfIn PDF document text
- http://www.kliningstroy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1608d200888928---labemenaw.pdfIn PDF document text
- https://afriqueitnews.com/wp-content/plugins/super-forms/uploads/php/files/09226550e393247adf227549b595befd/disomekiguvavanetuworep.pdfIn PDF document text
- http://www.next-conseil.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16074831fa503c---wanoxepegemijiluko.pdfIn PDF document text
- https://betonwerkendejonge.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1609270322ba73---nirutexafodoxufake.pdfIn PDF document text
- https://binarbaidrealestate.com/public_html/userfiles/file/4150576708.pdfIn PDF document text
- http://aplus.to/userfiles/file/65053350368.pdfIn PDF document text
- http://www.makattakasinti.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076e1a83240e---zenutivavijewazivaj.pdfIn PDF document text
- https://pubgpin.com/calisma2/files/uploads/sekaseviwaz.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=horth+hill+trail+mapPDF 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_off0000eae5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAE5 | 10104 bytes |
SHA-256: 74e5085b461decf0ac7c0e0810e09ec9b206c8367734be84493963d414fa7937 |
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font_01_sfnt_off0001014e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1014E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011960.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11960 | 17340 bytes |
SHA-256: 37ceefd6c79cec6d2c308460c5d61c53aee1cc29a12548973b56ed807d1db519 |
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