MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF document identified as malicious by ML classifiers and ClamAV. It contains numerous embedded URLs, many pointing to compromised CMS upload directories, suggesting a link farm designed to redirect users. The presence of these links and the overall structure indicate a phishing or redirection attack, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://dajuicebarus.com/uploads/files/91415374937.pdf In PDF document text
- https://gulertrafik.com/wp-content/plugins/super-forms/uploads/php/files/7ovkmrhj1gl85p081ni7pf62i1/rovalelagemidiruzo.pdfIn PDF document text
- https://baodinhsolar.com/wp-content/plugins/super-forms/uploads/php/files/t327ktn7r74h3sphr564s2br7l/nasisodokufejuviwu.pdfIn PDF document text
- http://www.photobreak.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160786618ca5e4---70026265990.pdfIn PDF document text
- https://tomorrowhubs.com/upload/users/files/namipitupomumotobitad.pdfIn PDF document text
- https://shinyjewellers.com/wp-content/plugins/super-forms/uploads/php/files/4klpff5unckeoho8ro9emv8luc/jigudabigixo.pdfIn PDF document text
- https://benchmarktransitions.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aaf67eed279---90734649189.pdfIn PDF document text
- http://ddservice-bmw.pl/userfiles/file/4595742630.pdfIn PDF document text
- https://majorsagilekvaros.hu/uploads/file/80491980348.pdfIn PDF document text
- https://outsourcedbackoffice.co.uk/wp-content/plugins/super-forms/uploads/php/files/1063b0f332ab5ef3ca8ee720168b4ad8/pirabafozad.pdfIn PDF document text
- https://www.sacproblemleri.com/wp-content/plugins/formcraft/file-upload/server/content/files/16099c75839155---wijurubobi.pdfIn PDF document text
- http://somersetcountybar.org/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/pekagiforiwijajawokowax.pdfIn PDF document text
- https://nuevocoach.co.uk/wp-content/plugins/super-forms/uploads/php/files/219437d776fdfeedb5067a2d9482f657/77791553931.pdfIn PDF document text
- http://controlsystemco.com/cache/fck_files/file/23013813151.pdfIn PDF document text
- http://ptk-astana.kz/wp-content/plugins/super-forms/uploads/php/files/1972b7b7714122f16f673a3d6461d0ea/sowigaxoxadibafezokojile.pdfIn PDF document text
- http://mamolenasnc.it/userfiles/files/28646037990.pdfIn PDF document text
- https://www.businesswatchguardingservices.co.uk/wp-content/plugins/super-forms/uploads/php/files/jr95i34uk313jnigmt5arfq7su/zajanafuxo.pdfIn PDF document text
- http://www.radioemka.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ddbdf5b2523---relafataxibomejes.pdfIn PDF document text
- https://razvozka24.ru/wp-content/plugins/super-forms/uploads/php/files/2335c6d055fa870cc208785d5a9d72de/22580318098.pdfIn PDF document text
- http://fittbikese.hu/files/file/fojokorexowuvulidib.pdfIn PDF document text
- http://fishtech.org/uploads/userfiles/file/file/83941672727.pdfIn PDF document text
- https://hopefor.today/wp-content/plugins/super-forms/uploads/php/files/098cdee46c0cc5374c761e797b4985f9/53947501970.pdfIn PDF document text
- https://otdelkamos.ru/wp-content/plugins/super-forms/uploads/php/files/2dd74070c3b283080fa31d27aa676096/lolabizam.pdfIn PDF document text
- http://jp-photo.cz/soubory/files/26187893669.pdfIn PDF document text
- http://test.uebersetzungen-nesselberger.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a9c70ed58c4---lixirubuzogapodafaxaxogu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=how+to+get+easy+legend+tokens+in+apexPDF 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_off0000ee85.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE85 | 17356 bytes |
SHA-256: 382e42b00723fa75c313104e99849a79f518775206fb1012a4994058ceac1126 |
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font_01_sfnt_off00011b97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B97 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000133ae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x133AE | 10852 bytes |
SHA-256: ba587f759d784dfbd2f69b0412bf8e6859a89cf9ecb623b4b43b116d65def267 |
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