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 hosting PDF files. This structure is indicative of a link farm designed to redirect users to malicious content or phishing pages. The ML classifier and ClamAV detection strongly support its malicious nature.
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://pmdrecycling.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b6463471ed1---lipapogujo.pdf In PDF document text
- https://www.mixedclass.com.au/wp-content/plugins/super-forms/uploads/php/files/n0iurkipi8klcejhk30o4ovhfp/84095533132.pdfIn PDF document text
- http://www.reroofingbrisbaneqld.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16070e21254bae---39083790696.pdfIn PDF document text
- http://amtusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ccf6393d38---pinepapoxijufimefetoro.pdfIn PDF document text
- https://eliteswimmingpoolsinc.com/wp-content/plugins/super-forms/uploads/php/files/s79fap4gmq55dbe009qacvmtm1/suzadix.pdfIn PDF document text
- https://aldea.work/wp-content/plugins/super-forms/uploads/php/files/9658f92b2fedaf9ae43a0ef1c13970f5/84090939872.pdfIn PDF document text
- https://area34.info/wp-content/plugins/super-forms/uploads/php/files/8suq6rpfben02epa0qid8tekp0/vijorevenupife.pdfIn PDF document text
- http://55pluscommunityspecialist.com/userfiles/files/77603055382.pdfIn PDF document text
- https://pluckywize.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ac096ccf51a---2933012719.pdfIn PDF document text
- http://www.carolglassman.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c56baab559---kimijukerefopa.pdfIn PDF document text
- http://discarga.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ae45b68c8fb---lolisupakojanajidilazo.pdfIn PDF document text
- http://www.aamuhsv-madisonalumni.org/files/files/soduromapuwulejatu.pdfIn PDF document text
- http://thanhlamresort.vn/wp-content/plugins/formcraft/file-upload/server/content/files/160a63690dd82e---96793202596.pdfIn PDF document text
- https://stijsr.com/userfiles/file/puvowawukebelij.pdfIn PDF document text
- http://www.itbaloch.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f30769b970---valozubajulelaranirewu.pdfIn PDF document text
- http://andlupa.com/userfiles/file/92643751946.pdfIn PDF document text
- http://jgbt.us/pds/userfiles/files/87623608798.pdfIn PDF document text
- https://www.mnspineandsport.com/wp-content/plugins/super-forms/uploads/php/files/2565014faf2803ca85e0960bb47628e1/toxeditusisupegek.pdfIn PDF document text
- http://securitydirect.it/wp-content/plugins/super-forms/uploads/php/files/294ecbe0f7a5d4283647f084ec0fb1ed/kegotetosuteravogukuja.pdfIn PDF document text
- http://gf-location.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1607c34906315d---wetevoke.pdfIn PDF document text
- http://driver-jazda.pl/upload/file/votokizekuf.pdfIn PDF document text
- https://www.espymetcalf.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a37afd7604c---47407066136.pdfIn PDF document text
- https://invest.pl/userfiles/file/bajodugebit.pdfIn PDF document text
- https://www.infrascale.com/wp-content/plugins/super-forms/uploads/php/files/9854ffbd9edab30fc10c46503fa635d0/ladefabewazawedef.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=feeling+fatigue+meaningPDF 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_off0000fee0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEE0 | 18968 bytes |
SHA-256: 04d70092c3a4969388e558b4971522345a71e6d6f46b84b63094f1c21656f081 |
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font_01_sfnt_off00012fa3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12FA3 | 10244 bytes |
SHA-256: 6db680654cc6fc6486ef2ed99b08905e93d7fb5b533a61c23732cf6dbf9fbfea |
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font_02_sfnt_off00014694.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14694 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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