MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. It contains numerous links, many pointing to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9988
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://www.siemers-deutschmann.de/wp-content/plugins/super-forms/uploads/php/files/s1gclv0f4opfoh3rvvd1tivoln/xamufasakefop.pdf In PDF document text
- http://thedewakohchang.com/image/upload/File/usipitowuxizivafebukiwe.pdfIn PDF document text
- https://ra7a7p-h3ba7.com/contents/files/72888833061.pdfIn PDF document text
- https://moniimpex.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608976ff7520c---56966406263.pdfIn PDF document text
- https://betonwerkendejonge.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160acc30c6e29b---35828619538.pdfIn PDF document text
- https://kvkumariajnkvv.org/singhania/downloads/file/zowixedebobenufit.pdfIn PDF document text
- http://infrabud.eu/fckpliki/file/jogopizu.pdfIn PDF document text
- http://studio-orlandini.com/userfiles/files/zimolarakizunufogil.pdfIn PDF document text
- https://blnk.eu/userfiles/files/95665831469.pdfIn PDF document text
- http://www.chinahkcarplate.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ae5c098953e---88181821306.pdfIn PDF document text
- http://english-island.pl/wp-content/plugins/super-forms/uploads/php/files/u9rcjm2i9b63snrs2a02h5mt70/88517162557.pdfIn PDF document text
- https://orrizon.ru/images/file/61866972273.pdfIn PDF document text
- http://stopasbestos.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160ac2453b1a36---27675741677.pdfIn PDF document text
- https://noks.cz/wp-content/plugins/formcraft/file-upload/server/content/files/160c218da7e91f---45880837866.pdfIn PDF document text
- http://lsbwg.com/ckfinder/userfiles/files/20210727/2334408136.pdfIn PDF document text
- http://www.hj-bouwt.be/wp-content/plugins/formcraft/file-upload/server/content/files/16104d74155718---49582508768.pdfIn PDF document text
- http://koovappadyscb.com/ckfinder/userfiles/files/38941405984.pdfIn PDF document text
- https://norservis.cz/files/files/44245596690.pdfIn PDF document text
- https://messianic.live/wp-content/plugins/super-forms/uploads/php/files/71647e39d9a96d5b4a4ce8bc5b9d35b7/63282206635.pdfIn PDF document text
- https://eletmodguru.hu/files/files/xipuwowij.pdfIn PDF document text
- http://www.77ice.com/upload/files/temadajukaxafirofiborujud.pdfIn PDF document text
- http://tkhomedeco.com/assets/uploads/ckedit/files/20210713191237.pdfIn PDF document text
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/aab3ca3a4f043b959f0989a1c73e4465/67999349216.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=what+is+a+daily+log+sheetPDF 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_off0000d821.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD821 | 16692 bytes |
SHA-256: c7568766704e5e13231f0ce64f95d7e984e01a9fa2f0f26982bda58d8f43156e |
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font_01_sfnt_off000103a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103A0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011bb7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11BB7 | 10432 bytes |
SHA-256: 261d948ef7ea23a7821e992235d3019fb2a04985261c63731c356d1c321f0b1d |
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