MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, indicating a high likelihood of malicious intent. It contains a link farm pointing to various PDF files, some hosted on compromised CMS upload storage, suggesting a phishing or malware distribution scheme. The presence of a 'download' button lure further supports this, aiming to trick users into downloading a payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://mlsconsulting.net/cms/files/File/39051321168.pdf In PDF document text
- http://kimwendelldesign.com/ckfinder/userfiles/files/pusikiwiwi.pdfIn PDF document text
- http://kanizsakran.hu/userfiles/file/vonexetelexuxoxedafoxugi.pdfIn PDF document text
- https://onlineadda.net/ckfinder/userfiles/files/64843363048.pdfIn PDF document text
- https://www.taxiserviceh24.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607bb1fae8c8b---kenufizeresadelupibakinod.pdfIn PDF document text
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/8c5d413dc62329378bbe3eaadb953207/vetipaguno.pdfIn PDF document text
- http://www.thebetterinsurance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e62ca584811---88973417943.pdfIn PDF document text
- http://agataklimowska.pl/userfiles/file/buxeduzopoteven.pdfIn PDF document text
- https://miamiuniquelimo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608bcc8522584---38250747691.pdfIn PDF document text
- http://stolizstekla.ru/userfiles/file/76499574605.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160839080b029e---webobumirabomu.pdfIn PDF document text
- http://gachtrangtritranvinhtin.com/gachtrangtritranvinhtin/Images_upload/files/36981307635.pdfIn PDF document text
- http://yearbookplus.com/uploads/ckfinder/files/76073380474.pdfIn PDF document text
- https://fetogram.ir/images/upload/files/jevixefejeku.pdfIn PDF document text
- https://betenagro.com/sites/default/files/file/divusinawopisaz.pdfIn PDF document text
- http://thevelascofamily.com/clients/11614/File/43445551661.pdfIn PDF document text
- http://makaifruits.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073990b0d7aa---jarepasela.pdfIn PDF document text
- http://europeanprofservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bdc3d8853d9---lakisofudemekim.pdfIn PDF document text
- http://camonetinternational.com/files/file/42684947863.pdfIn PDF document text
- http://xn--9w3b270a7kf.kr/ckfinder/userfiles/files/41833747377.pdfIn PDF document text
- https://pass-eco-energies.com/ckfinder/userfiles/files/birogolodonolesi.pdfIn PDF document text
- https://pbchistoryonline.org/uploads/file/givuxojud.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=jlg+t350+service+manualPDF link annotation
- http://pro.ovh.net/~tribuene/images/banque/file/tufojaw.pdfIn 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_off00012c91.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C91 | 11036 bytes |
SHA-256: f20851634ffef2a39667fb5feb2c941a7561a0081ba44f9ed4191eab2d3c2cd4 |
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font_01_sfnt_off00014665.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14665 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00015e77.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15E77 | 20096 bytes |
SHA-256: 3ab8783700bdffd9aa61cd0aeffde6aafb6fcc2ea17c988947abb4f2aa449265 |
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