MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites. The 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' heuristics indicate a pattern of using disposable or compromised hosting for link distribution. The ML classifier and ClamAV detection strongly suggest malicious intent, likely to lure users to malicious sites via a phishing or spamming campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9963
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://beaufortbond.com/wp-content/plugins/super-forms/uploads/php/files/ced59a6cb0e492aef0ce6b025a27f5f9/gomemeje.pdf In PDF document text
- http://dainichiji.com/upload_ckr/files/99925861375.pdfIn PDF document text
- http://anm-av.de/uploads/files/98664737172.pdfIn PDF document text
- http://bukharasuwanee.com/sites/default/files/file/bilizidukexotaxetigo.pdfIn PDF document text
- https://nbc.com.vn/ckfinder/userfiles/files/21345060462.pdfIn PDF document text
- http://doxetrilinh.com/media/ftp/file/98363652744.pdfIn PDF document text
- http://jmvlpslimited.com/ci/userfiles/files/55290142211.pdfIn PDF document text
- http://worksafeorg.com/wp-content/plugins/super-forms/uploads/php/files/6u9vscm114hglu6u52qnpnt8k1/33362689833.pdfIn PDF document text
- https://rachelrom.com/rescontent/file/64084546498.pdfIn PDF document text
- http://polaryachtmanufactory.com/res/wysiwyg/file/21978283679.pdfIn PDF document text
- http://gestioniarmatoriali.it/30879779063.pdfIn PDF document text
- http://cerrutistudio.eu/userfiles/files/24568831388.pdfIn PDF document text
- http://northamericaminingexpo.mininglifeonline.net/file/467tzyjFerYuA3vn.pdfIn PDF document text
- https://suacuacuontoanphat.com/upload/files/pubajibef.pdfIn PDF document text
- https://charterboatdeliverance.com/uploads/files/mutifizedo.pdfIn PDF document text
- http://www.santabriganti.org/admin/ckfinder/userfiles/files/fevelukuribonibadajaket.pdfIn PDF document text
- https://dm288.rs/slicice/file/16092267646.pdfIn PDF document text
- http://kamerton.nl/clientfiles/9217019321.pdfIn PDF document text
- https://agmatbaa.com/upload/files/74129127055.pdfIn PDF document text
- https://manuscripthandler.com/userfiles/file/balopumonudit.pdfIn PDF document text
- https://aldea.work/wp-content/plugins/super-forms/uploads/php/files/43cc17df7763c15878d7fc3f312dc56c/wogirufugumepijasuwabotow.pdfIn PDF document text
- https://www.18fire.com/wp-content/plugins/super-forms/uploads/php/files/b62dca599e640f179a70a1e877456186/4163719041.pdfIn PDF document text
- http://feedproxy.google.com/~r/MbOu/~3/4dZi1sgP-vI/uplcv?utm_term=pain+in+chest+back+and+right+armPDF 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_off0000c45a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC45A | 17704 bytes |
SHA-256: e61222aa1c070b5fec265cbe0858725d8ae7b25686731ec0718e9659753d8305 |
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font_01_sfnt_off0000f188.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF188 | 10884 bytes |
SHA-256: 993c15e1f7dedf4f0449b61d0b6e04dc9de79eee9dfe10cd01220f6093cc7fc4 |
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font_02_sfnt_off00010a51.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A51 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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