MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
This PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links pointing to compromised CMS upload directories and disposable hosting, suggesting a link farm designed to redirect users. The presence of embedded URLs and the overall structure indicate an attempt to lure victims to external malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://wastran.ru/uplcv?utm_term=mackie+d8b+digital+mixer+manual PDF link annotation
- http://universalthailand.com/images/uploads/ckfinder/files/kilijixefunapokojomom.pdfIn PDF document text
- http://www.circoloaletrium.it/wp-content/plugins/formcraft/file-upload/server/content/files/16090c1238bee6---jobewonumotuzelal.pdfIn PDF document text
- https://hps-gruppe.com/wp-content/plugins/super-forms/uploads/php/files/89opl6ed9d15k2pqthlithl25k/33059878109.pdfIn PDF document text
- http://auchli-appenzeller.ch/userfiles/files/65655731679.pdfIn PDF document text
- https://atphp.ch/userfiles/file/wovamanibawugaxuliziti.pdfIn PDF document text
- http://bellezaeimagen.com.mx/wp-content/plugins/formcraft/file-upload/server/content/files/16072fdeaa0887---tisabepazetiwuwopesesi.pdfIn PDF document text
- http://brcassociati.com/userfiles/files/90452448662.pdfIn PDF document text
- http://gtlfuelmarine.com/userfiles/file/35469862661.pdfIn PDF document text
- https://www.dekleinewerf.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607a86f4dcab2---59957756673.pdfIn PDF document text
- http://wowbond.com/upload/Fckeditor/file/57231540625.pdfIn PDF document text
- http://lisahyatthealth.com/wp-content/plugins/formcraft/file-upload/server/content/files/160751e8f7a40f---27032559006.pdfIn PDF document text
- https://altonika.pro/files/fck/file/17519795412.pdfIn PDF document text
- http://serendipityorlando.com/wp-content/plugins/formcraft/file-upload/server/content/files/16097bac5ab8bf---80066978293.pdfIn PDF document text
- http://entryexpress.online/chapter_images/files/14722310137.pdfIn PDF document text
- https://harpethvalleypto.org/wp-content/plugins/super-forms/uploads/php/files/f305b92cab041763c0c87d6494fdaef7/25676017120.pdfIn PDF document text
- https://cbolean.com/wp-content/plugins/super-forms/uploads/php/files/da72b0lmbphah6c47j3lma5h21/70135227296.pdfIn PDF document text
- https://www.euroservicemilano.it/wp-content/plugins/formcraft/file-upload/server/content/files/160a8882b1d1ea---62752681589.pdfIn PDF document text
- https://partner-support.net/user_data/userfiles/files/78825624463.pdfIn PDF document text
- http://spy-military-labs.com/userfiles/file/79727642742.pdfIn PDF document text
- http://ronniejoymemorialfund.com/clients/1/1a/1a75100f29d804137a154ca93ef51a80/File/53596879653.pdfIn PDF document text
- https://mudateconmigo.cl/wp-content/plugins/super-forms/uploads/php/files/e89f8f1b558d23d8c79c8b8090a0b596/sasebizewu.pdfIn PDF document text
- http://rauvuonsach.com/images/uploads/files/rojuzaweke.pdfIn PDF document text
- https://loctra.net/userfiles/file/56655233121.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_off0000f967.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF967 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011179.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11179 | 18688 bytes |
SHA-256: f2eac567c7f65d84813bc7f52ebdc21c534f9137112e115b3665bd98ae41632a |
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font_02_sfnt_off00014151.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14151 | 11060 bytes |
SHA-256: 34b3f013486ca0b428f1ed2b8c0aae520b27adb03e64c3b395198487ef129e7a |
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