MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a phishing or trojan threat. It contains numerous embedded URLs, many of which point to compromised CMS upload directories or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The presence of these links strongly suggests an attempt to lure users to external resources for further compromise.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://buyafranchise.org/files/files/70526421134.pdf In PDF document text
- http://imhyuk.com/imhyukeditor/userfile/file/99914305582.pdfIn PDF document text
- https://www.glasswindowequipment.com/wp-content/plugins/super-forms/uploads/php/files/2830c5a7e94b357d7607d733ac7cce60/51481417236.pdfIn PDF document text
- https://fibra-optica.ro/ckfinder/userfiles/files/siwatolupawifukaniwire.pdfIn PDF document text
- https://study-go.info/wp-content/plugins/super-forms/uploads/php/files/3ebb58dcca17f26fc1eba39ac88629fc/76343922624.pdfIn PDF document text
- http://skonasystems.com/userfiles/file/zepidarovonezavabusafepe.pdfIn PDF document text
- http://kasaitogo.com/uploads/files/rebawotanesevadejif.pdfIn PDF document text
- https://doucetplasticsurgery.com/ckfinder/userfiles/files/kositopodipogolejenog.pdfIn PDF document text
- https://tortugafilms.ca/adminfiles/file/nogunapewudoguxuv.pdfIn PDF document text
- http://musorcentrum.hu/files/article/file/fivuxatufofajofenisepa.pdfIn PDF document text
- http://primaneighbors.com/userimages/dofibavotud.pdfIn PDF document text
- http://seteo-dechets.com/images/file/pevaworexonaxupifaxolaf.pdfIn PDF document text
- https://ganganagardentist.com/userfiles/file/tonifuvuxib.pdfIn PDF document text
- https://www.stnedu.com/ckfinder/upload/files/32145397105.pdfIn PDF document text
- http://ros-grad.ru/fck_editor_files/files/rudonalajaridimojabagitir.pdfIn PDF document text
- https://purevdavaa.mn/uploads/ckfinder/files/70012090705.pdfIn PDF document text
- http://bkdesign.ee/userfiles/file/75816567916.pdfIn PDF document text
- http://kerama.altrodesign.eu/ckfinder/userfiles/files/tasarevop.pdfIn PDF document text
- http://dobraukraina.org/sites/all/sites/dobraukraina.org/files/biwevedi.pdfIn PDF document text
- https://pet-fashion.ro/mm/file/tipijasojukiwafotomonuma.pdfIn PDF document text
- http://longruiglass.com/ckfinder/userfiles/files/20210909_040955.pdfIn PDF document text
- https://castilloexterior.es/ckfinder/userfiles/files/77468444264.pdfIn PDF document text
- http://ttmplus.com/userfiles/files/penaju.pdfIn PDF document text
- http://abwingscolley.com/uploads/files/rexuxupu.pdfIn PDF document text
- http://way-of-spirit.ru/upload/file/zabosupujopud.pdfIn PDF document text
- https://www.paseppe.gr/ckfinder/userfiles/files/velonitenafiwudinidula.pdfIn PDF document text
- https://www.ideakliniksisli.com/wp-content/plugins/formcraft/file-upload/server/content/files/16139a8aac52f6---29374082769.pdfIn PDF document text
- https://baust.edu.bd/app/webroot/ckfinder/userfiles/files/fosodivitom.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=android+reset+developer+optionsPDF 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_off0000d82d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD82D | 10272 bytes |
SHA-256: a9081e2d55d2ba6ea326a8151806c852d278a613dd4404fd92a70d5a69a9558b |
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font_01_sfnt_off0000ef69.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF69 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001077b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1077B | 17252 bytes |
SHA-256: 519de1cd5a93d85b0000a5b4858583397fef12269866b45665aa33cbb88e61e5 |
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