MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains numerous embedded URLs, many of which point to compromised WordPress sites. These URLs appear to be part of a link farm designed to redirect users to other locations, likely for phishing or malware distribution. The ML classifier and ClamAV detection strongly indicate malicious intent.
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 http://totalfinance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1614376719d9ab---jufulamotogura.pdf In PDF document text
- https://itandem.net/ckfinder/userfiles/files/nasegaweve.pdfIn PDF document text
- http://ar-intl.net/wp-content/plugins/super-forms/uploads/php/files/07i67q36p2qn8afk8pakul21i0/kirutuzinokur.pdfIn PDF document text
- http://f-okinawa.com/img/tmp/file/dujifazowidotupe.pdfIn PDF document text
- https://christembassyromford.org/wp-content/plugins/super-forms/uploads/php/files/cefe361b739210c776f0f60468014010/51330073667.pdfIn PDF document text
- https://greenlandpark.com/uploads/files/57988668030.pdfIn PDF document text
- https://unaizahic.com/Files/files/pitemideradexol.pdfIn PDF document text
- https://csam-villepinte.org/uploads/images/file/98353224118.pdfIn PDF document text
- http://batistar.fr/userfiles/file/73961647897.pdfIn PDF document text
- https://salonrewards.ca/images/file/74515098336.pdfIn PDF document text
- http://retailpark.bg/uploads/wysiwyg/files/zajokidukozovorawuz.pdfIn PDF document text
- https://lacgl.org/upload/editor/file/51566841721.pdfIn PDF document text
- https://nguyenthelong.net/userfiles/files/24449846973.pdfIn PDF document text
- https://bushregenerators.net/userfiles/files/mepiw.pdfIn PDF document text
- https://rent-1.es/ckfinder/userfiles/files/fizifuzepupika.pdfIn PDF document text
- https://geniodelweb.com/file/80184064393.pdfIn PDF document text
- http://ersenergy.com/UserFiles/file/48040883865.pdfIn PDF document text
- https://relaxationplusmn.com/wp-content/plugins/super-forms/uploads/php/files/bba5976821540ca13c6ceeae500ead3b/ruturiwudivufo.pdfIn PDF document text
- http://canxetaianhduc.com/images/file/duwazakegewarogosumuxib.pdfIn PDF document text
- http://checopharma.com/upload/files/18564551560.pdfIn PDF document text
- https://ariaparvaz.com/basefile/ariaparvazcom/files/28058802869.pdfIn PDF document text
- http://le-lemniscus-incandescent.fr/ckeditor/upload/files/xitomipisaguk.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=tagalog+words+that+starts+with+iPDF 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_off0000b4aa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB4AA | 17244 bytes |
SHA-256: 7f6b5695b41959a3cc4fa38175bd3a615c0444a3d76545ddb80f7264f8ad6828 |
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font_01_sfnt_off0000e06b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE06B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f882.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF882 | 10340 bytes |
SHA-256: e65e82c218e5625bc309308f90c5d8bba32d8cc5f8d9efa1eecbc515599b4dda |
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