MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to compromised CMS upload directories, a common technique for hosting malicious files or phishing pages. The ML classifier and ClamAV detection strongly indicate malicious intent. The presence of 'utm_term_redirector=True' and links to disposable hosting further supports a link farm or phishing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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://sinara.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a5197c2b137---mivuxenojetumapi.pdf In PDF document text
- http://oroszvilag.hu/userfiles/file/64142540637.pdfIn PDF document text
- https://baptistfriends.org/media/28185188701.pdfIn PDF document text
- http://buddhavehicle.com/userfiles/file/famomoku.pdfIn PDF document text
- http://tgtech-auto.com/userfiles/file/28690203844.pdfIn PDF document text
- http://www.training4thefuture.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160b7f0689c817---waxarizoropebivilatazov.pdfIn PDF document text
- http://geo-equipe.it/userfiles/files/81688942593.pdfIn PDF document text
- http://exactblue.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a7524e6b570---gadasunusarefomi.pdfIn PDF document text
- http://uyaviation.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aea0273162f---57596846657.pdfIn PDF document text
- http://inimtrento.it/userfiles/files/migemudebisabegewafefib.pdfIn PDF document text
- http://gelateriacool.it/userfiles/files/76750534199.pdfIn PDF document text
- https://a2designbg.com/userfiles/file/10307207887.pdfIn PDF document text
- http://zabradli-znerezu.cz/userfiles/file/mojizefawunusekeweluteti.pdfIn PDF document text
- http://www.sname.org.tw/sname/ckfinder/userfiles/files/28339305031.pdfIn PDF document text
- http://nt-module.ru/ckfinder/userfiles/files/bubozozonujikeli.pdfIn PDF document text
- http://raduzhniy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086845ad1f8c---dexujopuxaziwuloz.pdfIn PDF document text
- http://daearesort.com/FileData/ckfinder/files/20210731_F82DD32761B5C125.pdfIn PDF document text
- https://atlasautoglass.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ef7fe37bfe---49959603770.pdfIn PDF document text
- http://livestreaming.group/wp-content/plugins/super-forms/uploads/php/files/pkq8ef97hg30eeonud03ci0kfgg2r69i/tamelosusemogevosipapoxi.pdfIn PDF document text
- http://aven.su/userfiles/file/megijusozulodufovafise.pdfIn PDF document text
- http://ufnk.fr/app/webroot/files/file/95466633174.pdfIn PDF document text
- https://thefertilizergranulator.com/d/files/jinekinog.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=1+pint+of+water+is+how+many+cupsPDF 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_off0000d3fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3FC | 16924 bytes |
SHA-256: cb6ca04185dd9c637ea9535f888b032852b0bd4cf56fa0eac411e68f70ff1a4c |
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font_01_sfnt_off0000ffe6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFE6 | 10952 bytes |
SHA-256: b8036a554a5bc8101dd003549e38c06016d9b0a2abc9932b9801de9660a44389 |
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font_02_sfnt_off0001194c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1194C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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