MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites hosting other PDF files. This structure suggests a link farm designed to redirect users to malicious content, likely for phishing or malware distribution. The ClamAV detection and ML classifier further support its malicious nature, indicating it's a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/160863ff3d0b0c---24778489690.pdf In PDF document text
- http://www.maarsehoveniers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160edff9e68a5a---20180039582.pdfIn PDF document text
- https://www.tonygssoulfood.com/wp-content/plugins/super-forms/uploads/php/files/093c02d8a5d9d408d68b489125cb734a/migesegifuriz.pdfIn PDF document text
- http://www.sarajevo-inn-grunewald.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f1004aadbc---104131100.pdfIn PDF document text
- https://greenturtleproductions.com.au/wp-content/plugins/super-forms/uploads/php/files/d6984d4bd026522c1af8ca5bf18abf6e/titunigufebab.pdfIn PDF document text
- https://mkting.com.co/wp-content/plugins/super-forms/uploads/php/files/4b31afad95253d57ad93d18568d920a8/legelopebalapajafi.pdfIn PDF document text
- http://dailygiasi.com/uploads/userfiles/file/71114552819.pdfIn PDF document text
- https://creationstationdance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160baa17097f30---nikejavawukibeda.pdfIn PDF document text
- https://traveltokiev.com/wp-content/plugins/super-forms/uploads/php/files/cc4i95i25e0f5j6bmboh8teij1/retexu.pdfIn PDF document text
- https://forumhotel.by/wp-content/plugins/super-forms/uploads/php/files/d2v80hlcq1fgfptv2cjdbktap0/buxonuxapozatulodosi.pdfIn PDF document text
- https://www.partyshuttlebus.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16086ec44350f7---59665229235.pdfIn PDF document text
- https://thriveelearning.com/wp-content/plugins/super-forms/uploads/php/files/99a8668fa90360bef036f4db4af886fd/dazowafuj.pdfIn PDF document text
- http://ozkayalartrans.com/userfiles/file/medofazasugediboxuduxove.pdfIn PDF document text
- http://arniestribu.com/campannas/file/93577440262.pdfIn PDF document text
- http://ozari-ua.com/files/file/88868337283.pdfIn PDF document text
- https://pikewallis.no/wp-content/plugins/formcraft/file-upload/server/content/files/1606f4bb6a18e5---depufesugewu.pdfIn PDF document text
- http://angarakshaksecurity.com/userfiles/file/75274513492.pdfIn PDF document text
- https://10kshot.com/customerinterview/ckfinder/userfiles/files/90975036831.pdfIn PDF document text
- https://thealloywheelcentre.co.uk/wp-content/plugins/super-forms/uploads/php/files/8de49972d35dacdd8edfaa7e1963a3b8/34101221245.pdfIn PDF document text
- http://www.britocunhaadvocacia.com.br/home/wp-content/plugins/formcraft/file-upload/server/content/files/161026057997c7---74048235848.pdfIn PDF document text
- http://thinhhoanggia.vn/Images_upload/files/joxutupipobes.pdfIn PDF document text
- http://alkanboya.com/files/file///kukakonorajiguluwaviju.pdfIn PDF document text
- http://www.xpresswedding.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b77657308bf---21919685974.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=ereading+worksheets+text+structure+pptPDF link annotation
- http://heniss.pbworks.com/w/file/104007381/In PDF document text
- 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_off0000e2e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2E7 | 11112 bytes |
SHA-256: 36c01507ca075a483c9abc736fbaae71e63eacfed003bc297344587529ec9b38 |
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font_01_sfnt_off0000fc9f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC9F | 18136 bytes |
SHA-256: 93aeb2e3a14606b983fc7e2624d182ee42c442509592d5c69e834dcd7928c715 |
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font_02_sfnt_off00012be5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12BE5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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