MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with numerous URLs pointing to compromised WordPress sites. These links likely serve as lures for phishing attacks or to distribute further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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 http://www.julitolaschools.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609575646639c---rujemejobe.pdf
- https://gtsonline.nl/wp-content/plugins/super-forms/uploads/php/files/24j1mr14ukiip2dcalem64jls1/jupem.pdf
- https://deconkhoemanh.com/wp-content/plugins/super-forms/uploads/php/files/05m8o801adf2jhhgc6sqfo8u16/25940544538.pdf
- http://wakingbeauty.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c5588e104c---rumudexedimara.pdf
- https://bayardplaza.co.uk/wp-content/plugins/super-forms/uploads/php/files/lt8641b1q0dgimdtg89jtn5vqr/laxitomogovi.pdf
- https://adbadog.com/wp-content/plugins/super-forms/uploads/php/files/5401676685ea279baab193aacbc8d57d/lorolew.pdf
- http://maidnheaven.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608507e9b02f7---16114548144.pdf
- http://www.sensible-seeds-premium.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607855f88be55---66147712343.pdf
- http://makaeximworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c5ed1659ebc---gonixatekajonufa.pdf
- https://aryaayur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bf0894101f9---65268541502.pdf
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/vt3kl0e94qk3b607a9rfmhqph4/19743611618.pdf
- https://laneopx.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ccf0c243212---5595203559.pdf
- http://www.pirac.org/wp-content/plugins/super-forms/uploads/php/files/f3b42e17695091f4681beb3d14930477/xobilevexiru.pdf
- http://drivescuolaguida.it/userfiles/files/ruvofuwumobebulet.pdf
- https://cashofferoregon.com/wp-content/plugins/formcraft/file-upload/server/content/files/160912b09e1b82---60027804831.pdf
- http://www.benvenutialmare.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a87c8163ff---91499680009.pdf
- https://alphaveneers.co.uk/wp-content/plugins/super-forms/uploads/php/files/5656361eac2f76382698f637b64996b0/69862149802.pdf
- https://neoville.ru/wp-content/plugins/super-forms/uploads/php/files/5e7069c28c0a739f4985db573b1e25ff/nawizexijubopataxa.pdf
- https://howardsteeves.com/wp-content/plugins/super-forms/uploads/php/files/a07446b35653e2ceb75079304705d047/ludanuwexudujazadap.pdf
- http://www.tramag.pl/upload/file/57095921397.pdf
- http://www.191seo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c8f175abed---lavilulamitigudanojaw.pdf
- http://tomaszfilipczak.pl/userfiles/file/79250219676.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=5+beaufort+scale
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d586.bin81406a061f81a7735f69366d64dd7771c82ebf07763cbe8e84160844060dac51 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD586 | 10412 bytes |
font_01_sfnt_off0000ed4a.bin7af56c9c1b13c742b0eae396b75c77baa2ec84893ebc81bd50c2eef140686012 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED4A | 18020 bytes |
font_02_sfnt_off00011ba3.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11BA3 | 16792 bytes |
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