MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. It contains a link farm pointing to multiple compromised WordPress sites, suggesting a phishing or malware distribution attempt. The document body is heavily obfuscated and unreadable, providing no direct clues to its intent beyond the embedded URLs.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://bowenpainter.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093a6fe9ed63---fidupinujixamivexotex.pdf In PDF document text
- https://aryaayur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160738f3fbffa2---vodinudedomasureguvuka.pdfIn PDF document text
- http://cbwmd.com/uploads/Files/29528590223.pdfIn PDF document text
- http://www.vikingmaterials.com/img/31975416853.pdfIn PDF document text
- http://porpora.info/imagenes/imagenes_contenidos///88890542297.pdfIn PDF document text
- http://amdind.com/userfiles/file/60616113377.pdfIn PDF document text
- http://savitapiti.org/ckfinder/userfiles/files/63126568168.pdfIn PDF document text
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/5nutlela5g1ad8tlqbfkm53hi7/sinatu.pdfIn PDF document text
- http://www.sg-callenberg.de/wp-content/plugins/formcraft/file-upload/server/content/files/160d7e05a6c95f---68082765540.pdfIn PDF document text
- http://www.inhd.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1606f655e98d4c---bumolukewipenasuvutizi.pdfIn PDF document text
- https://nucamsa.es/userfiles/files/75560701110.pdfIn PDF document text
- https://akdenizokullari.k12.tr/wp-content/plugins/super-forms/uploads/php/files/e9q4a3icakq17as5jq0oj2fsbu/puzeniginakuxunilupulifes.pdfIn PDF document text
- https://creativitagh.com/pevron/www/img/file/lekedera.pdfIn PDF document text
- http://ipvoicenj.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8b921c0fb7---pewomepujaz.pdfIn PDF document text
- http://centronegozi.com/public/petosolimipatusidepuw.pdfIn PDF document text
- https://www.vigo.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1609bc976cb392---kepumaru.pdfIn PDF document text
- http://md-servicios.com/userfiles/file/77026345866.pdfIn PDF document text
- http://www.putnamtaxi.net/wp-content/plugins/formcraft/file-upload/server/content/files/160bea6486478b---5934581100.pdfIn PDF document text
- http://socialbomjesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160abceece5a01---mirivalokasunatosu.pdfIn PDF document text
- http://woonhuislift.info/wp-content/plugins/formcraft/file-upload/server/content/files/16077cd450b504---xijojazipesabagojala.pdfIn PDF document text
- https://willmarareachamber.com/ckfinder/userfiles/files/98468721855.pdfIn PDF document text
- http://accessiblevehicleservices.com/userfiles/file/77644593595.pdfIn PDF document text
- https://al-farh-iq.com/upload/userfiles/file/60837370129.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=how+to+calculate+wire+diameter+for+currentPDF 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_off0000f196.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF196 | 10644 bytes |
SHA-256: 8d579dca2ac17df01a0a9816ed81f14e774b4707f892b489b23906093eb42493 |
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font_01_sfnt_off000109e8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109E8 | 18060 bytes |
SHA-256: a63d36b9c456624b575f727ed82c2052cc7d51fd7e7cdd7502efcf76c2562edc |
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font_02_sfnt_off00013998.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13998 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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