MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Several heuristics identified the PDF as a link farm, with many links pointing to compromised WordPress sites, suggesting a phishing or redirection scheme. The presence of numerous unknown URLs further supports this, as they likely lead to malicious content or further stages of an attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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://kuechentreff-schmid.de/wp-content/plugins/super-forms/uploads/php/files/n6v103of7qg9idd5v861sj7n5b/35875762639.pdf In PDF document text
- https://ptogel2.com/contents/files/vaperopi.pdfIn PDF document text
- http://veronicanealhome.com/wp-content/plugins/formcraft/file-upload/server/content/files/2/16138d45adc5fc---fakavizofubemuliwaduxuruv.pdfIn PDF document text
- http://imi.vc/upload/files/92931801423.pdfIn PDF document text
- http://puzynowska-kancelaria.com/userfiles/file/zoregoxepav.pdfIn PDF document text
- http://bamila.vn/luutru/files/wikag.pdfIn PDF document text
- https://moulindelarroque.com/userfiles/file/kalarabafozajawaj.pdfIn PDF document text
- https://sanmuabancongty.vn/images/content/files/50247262571.pdfIn PDF document text
- https://songhongresort.com/img/files/poxovema.pdfIn PDF document text
- https://barrierball.cl/ckfinder/userfiles/files/3619936143.pdfIn PDF document text
- http://thomasgearon.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/mulilaxarubo.pdfIn PDF document text
- https://taipeitccia.org/CKEdit/upload/files/31611287718.pdfIn PDF document text
- http://songhakbbq.com/uploads/files/85248776336.pdfIn PDF document text
- http://mateuszkucharski.pl/admin/file/55873686400.pdfIn PDF document text
- http://vincityhomes.vn/wp-content/plugins/super-forms/uploads/php/files/28ho1vbnvbmpd84ojo0lvbuo7n/buvigefojiv.pdfIn PDF document text
- http://lednotice.com/userData/board/file/70012415289.pdfIn PDF document text
- https://anfauglir.com/images/file/92948592942.pdfIn PDF document text
- https://komunalno.vrgorac.hr/files/64388386310.pdfIn PDF document text
- http://boxshop.mn/userfiles/files/4177614377.pdfIn PDF document text
- http://prograsifkalip.com/files/13302131659.pdfIn PDF document text
- http://daindnc.com/fckeditor/userfiles/file/57412365548.pdfIn PDF document text
- https://event-connections.net/wp-content/plugins/formcraft/file-upload/server/content/files/161346c5c59798---dekonijijuwomanipagi.pdfIn PDF document text
- https://www.chauffeur-prive-nice.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1613f0430ab4bd---45363379322.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=how+i+met+your+mother+season+5+torrentPDF 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_off0001186e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1186E | 10752 bytes |
SHA-256: b6e31dbb7309f24c18ffce14005a407c262d312126e6e55a8d6e71b2002b7aff |
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font_01_sfnt_off0001311a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1311A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001492c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1492C | 19180 bytes |
SHA-256: a0ee827e9bae086cbba12bebeefc75de40f9115cfa0c0ffff931ffe8cbc9e929 |
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