MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many of which point to compromised WordPress sites utilizing the 'super-forms' plugin for file uploads. This suggests the document is designed as a link farm to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly indicate malicious intent.
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 https://www.nordatec.com/wp-content/plugins/super-forms/uploads/php/files/59d45lq1adomvfbtkj4fbout5a/dogatusunupixudodu.pdf In PDF document text
- http://modra-skola.cz/userfiles/file/wikoremedofiboxoxuv.pdfIn PDF document text
- https://www.baileysmilk.com/wp-content/plugins/super-forms/uploads/php/files/d686996c6dcd263c5a2d214f5f4e4c56/42343655199.pdfIn PDF document text
- https://abril.pe/wp-content/plugins/super-forms/uploads/php/files/t1koap8tfqiie7mfl0o7tdpm25/41207127451.pdfIn PDF document text
- http://acecaalcoy.com/userfiles/file/42499630840.pdfIn PDF document text
- https://jokerprod.net/userfiles/file/29515893491.pdfIn PDF document text
- https://cihangirhotel.com/upload/ckfinder/files/wetakelobafopofijideg.pdfIn PDF document text
- http://josephlillianmorrisfamily.com/clients/59960/File/75961999058.pdfIn PDF document text
- https://www.amiunaorchestra.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1607ba2fef1141---takolidoge.pdfIn PDF document text
- http://trhs64.com/clients/c/cf/cfad56e582d93fa9eda51f2516e23bdb/File/16236920521.pdfIn PDF document text
- http://www.webtony.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b426d2bbdcc---kozetaxudavo.pdfIn PDF document text
- http://retroldn.com/userfiles/file/jamiloromefujova.pdfIn PDF document text
- https://vallejardin.com/wp-content/plugins/super-forms/uploads/php/files/bbc232da03f04124bee5e4a6aa3d8675/97400988631.pdfIn PDF document text
- http://eventcompany.org/clients/e/e3/e30ef11cf4efe639fe6592aa37b9cb94/File/rawodekobik.pdfIn PDF document text
- https://postscriptproductions.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4ecd5d660f---fivenekixojawemisobo.pdfIn PDF document text
- http://pocatellocampfire.com/wp-content/plugins/super-forms/uploads/php/files/2jqjod7j7s486q456o5o7jpfd1/72563097354.pdfIn PDF document text
- https://relleno-acidohialuronico.com/wp-content/plugins/super-forms/uploads/php/files/ceffdc654493c079f0954ceadcd8cdf4/1180641417.pdfIn PDF document text
- http://curry-box-deluxe.de/userfiles/file/33017387924.pdfIn PDF document text
- https://bachson.net/upload/file/65743475949.pdfIn PDF document text
- https://diaochue.vn/userfiles/file/vudilodiveriwe.pdfIn PDF document text
- https://markzone.az/wp-content/plugins/super-forms/uploads/php/files/51mku3l8cbrmrbuof6hmtlimbl/suripobuzadepitos.pdfIn PDF document text
- http://www.sbawerribee.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160c61cd09af73---6943407030.pdfIn PDF document text
- https://ercrs.org/wp-content/plugins/super-forms/uploads/php/files/co3sauj2ut6b2obgbk2blajr5i/13293560208.pdfIn PDF document text
- http://mulroyenvironmental.ie/userfiles/file/wagunurabipevuxunatizi.pdfIn PDF document text
- http://www.cuerpomenteyespiritu.es/wp-content/plugins/formcraft/file-upload/server/content/files/160b81d5a97cfb---59163418185.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=old+granny+anal+picsPDF 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_off0000f074.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF074 | 17176 bytes |
SHA-256: f950cab7e9fcb9bc38443d3b270212773026263ad3e45f99836a82bdca1a1af2 |
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font_01_sfnt_off00011d49.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D49 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013560.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13560 | 10480 bytes |
SHA-256: 63f9b30233df71a955ebb20f6ea6da46ca3a18396c773518b0eafa4db100cfe0 |
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