MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristic analysis revealed that the PDF contains a link farm pointing to compromised WordPress upload storage, suggesting a phishing or malware distribution scheme. The presence of multiple unknown URLs further supports this, as they likely serve as landing pages for malicious content.
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://www.finanzanlagen-honorarberatung.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a4e3439089d---58842465930.pdf In PDF document text
- http://xperion.hu/wp-content/plugins/super-forms/uploads/php/files/eab40d3a2c3d1ab0a00a9159f09b7f0d/66754397982.pdfIn PDF document text
- https://ngusacdon.com/upload/files/nokedez.pdfIn PDF document text
- https://leicht-spb.ru/wp-content/plugins/super-forms/uploads/php/files/4948cbbcc566692d099afef6c4bd868a/95862192362.pdfIn PDF document text
- http://www.orarestauratorisaf.it/wp-content/plugins/formcraft/file-upload/server/content/files/160e0a1b649ef2---97504470101.pdfIn PDF document text
- http://conwaychristian.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a13a4536f19---xosivotizarifaj.pdfIn PDF document text
- https://canevastoilestjean.com/upload/editor/file/kivomuwunafulipobakiwus.pdfIn PDF document text
- http://fenotropil.ru/userfiles/file/wunojor.pdfIn PDF document text
- https://noble-worldwide.com/wp-content/plugins/super-forms/uploads/php/files/4626e3a7c7ad9b1b0f5db8adc25582a9/27912602632.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ddd6dde896f---lofukijugatesiseto.pdfIn PDF document text
- http://clintonseniorhighclassof77.com/clients/e/ec/ec6cde7faca09d53f5ba1fe44cd32e38/File/tupesifofanemevazusese.pdfIn PDF document text
- http://alexlunacoach.com/img/editor/file/48730969617.pdfIn PDF document text
- https://t4g.nasscomfoundation.org/wp-content/plugins/super-forms/uploads/php/files/fsqjl5udc09mfoo5m0v0jnjat5/tuvowaniwesomo.pdfIn PDF document text
- http://kaushalacademy.org/ckfinder/userfiles/files/gojupekefiririnas.pdfIn PDF document text
- http://cameronhaddock.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d511d9169c5---49420349577.pdfIn PDF document text
- https://storage-in-motion.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d885a04f49---36041326556.pdfIn PDF document text
- https://its-bulgaria.bg/files/file/powonawevevemanidev.pdfIn PDF document text
- http://www.gametimecatering.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092c0924f1f4---bugonal.pdfIn PDF document text
- http://jeyadhurgatemple.com/userfiles/file/98962639335.pdfIn PDF document text
- https://sellos-mecanicos.com/wp-content/plugins/super-forms/uploads/php/files/2b0bf390313a62364ab6b53ea0b8e8a7/15566858976.pdfIn PDF document text
- http://shophouse.info/images/files/bizaxizulifekefaku.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/t9el29j8098nuloeon8do1b9i2/wokedugirotowamis.pdfIn PDF document text
- http://ekotop.eu/userfiles/file/pulonaperisufupususin.pdfIn PDF document text
- http://rethabise.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1609c6f0a130cf---jabutinagijugupix.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608bb82de657b.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=hero+system+6th+edition+pdf+downloadPDF 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_off0000f521.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF521 | 17036 bytes |
SHA-256: 22f01de26f56e34ae5c3057292cd956ee934560b79a723bf3ea4744fe90ada29 |
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font_01_sfnt_off000121f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121F0 | 11124 bytes |
SHA-256: f13cc74d278bb802419be1e18c7388f818458a85942835884b279c401b60df02 |
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font_02_sfnt_off00013bcb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13BCB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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