MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm pointing to multiple compromised WordPress sites, which in turn host other PDFs. This suggests a multi-stage attack where the initial PDF serves as a lure to download further malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9946
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://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/abacae5dc0c678e8ca0bb11cecd7b14e/polokugoxapofe.pdf In PDF document text
- http://lbs.ac.at/wp-content/plugins/super-forms/uploads/php/files/9s2b9h18laf07v9pmafcfcaqqe/mogibas.pdfIn PDF document text
- https://forcechicago.com/wp-content/plugins/super-forms/uploads/php/files/b3d86249ae8cebbffce51a6a8fdaae39/pisav.pdfIn PDF document text
- http://www.sevenchurchestour.net/seven/wp-content/plugins/formcraft/file-upload/server/content/files/1609009e295e6d---tatelipenijepezifaxifiz.pdfIn PDF document text
- http://teplospectr.ru/images/files/sibevuwumumamurowew.pdfIn PDF document text
- https://coachtourbusrental.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ae97728069---38982697048.pdfIn PDF document text
- https://htchninc.com/d/files/vukatokabojukawip.pdfIn PDF document text
- http://nnrhc.com/clients/9/98/980d61ede38c9a35fe3396fb65651545/File/42944055264.pdfIn PDF document text
- https://belgradenightlife.info/wp-content/plugins/super-forms/uploads/php/files/39fj9vhc7u8mduv5gclsadknit/38413675787.pdfIn PDF document text
- https://nailseasupportgroup.com/wp-content/plugins/super-forms/uploads/php/files/58ccc61bfd39c7db51fb7afc3cac9161/potufikoso.pdfIn PDF document text
- http://chinazzjx.com/d/files/50375696146.pdfIn PDF document text
- https://lacecinella.com/writable/public/userfiles/file/jugorarora.pdfIn PDF document text
- https://beribuket.ru/wp-content/plugins/super-forms/uploads/php/files/a484e2c11d9956f33e1dca64b8bc255a/32048796804.pdfIn PDF document text
- https://www.projectorrentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c07d8b9221---31974061376.pdfIn PDF document text
- https://cwlighting.com/wp-content/plugins/super-forms/uploads/php/files/997bd1a753ccfa0459ea2eed1ff4eb3d/taxologorateguj.pdfIn PDF document text
- http://chagatea.ru/wp-content/plugins/super-forms/uploads/php/files/4e92a6190018dee66e170d81b42d1146/womisupig.pdfIn PDF document text
- http://blueyee.com/upload/file/172214206430.pdfIn PDF document text
- https://www.frankreich-ferien.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160b784727ee68---2886076347.pdfIn PDF document text
- https://djhelaly.com/wp-content/plugins/super-forms/uploads/php/files/934ea1feaab0e709cc497712fa3d43a5/71544294647.pdfIn PDF document text
- https://seataclightingalaska.com/wp-content/plugins/super-forms/uploads/php/files/3fe8a79ffdfbbd00cfab9228adbd0f18/rujalevokijixa.pdfIn PDF document text
- https://cananalimdar.com/wp-content/plugins/super-forms/uploads/php/files/127g0pcu6ilpoliv2q9cjfv612/jinuvejokobeda.pdfIn PDF document text
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/160bc5bd21d2fe---93460598489.pdfIn PDF document text
- https://unique.global/wp-content/plugins/super-forms/uploads/php/files/7adf8ed2e8cf6c0398f9688ae5bbfff6/zunokegofuzizul.pdfIn PDF document text
- https://mudraconsultancy.com/uploads/files/tizokadusatixe.pdfIn PDF document text
- http://gerd-pollak.de/userfiles/file/51378779116.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=download+robbery+bob+2+apkPDF 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_off0000dafa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAFA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f30c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF30C | 22104 bytes |
SHA-256: 6e5a6fb79a6524394f2bf68da10c14c7557e4ad2691e24cebe1ad382bf61159c |
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font_02_sfnt_off000129ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x129AC | 10580 bytes |
SHA-256: d3f735d0482cc679417f37416411708d769512a19765af5c9b2f79fb2e453a3e |
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