MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised CMS upload directories or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of multiple PDF files as links indicates a potential multi-stage redirection or download scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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://villatoscana-pi.it/userfiles/file/vixizazonozubimi.pdf In PDF document text
- https://svenjakretschmer.com/ckfinder/userfiles/files/84548133096.pdfIn PDF document text
- http://ingfrimale.com/userfiles/files/ponuxirafebijufoxina.pdfIn PDF document text
- http://biomax.shop/filespath/files/20210907070937.pdfIn PDF document text
- https://www.habitat-morvan.fr/ckfinder/userfiles/files/28524722150.pdfIn PDF document text
- http://asalsold.com/wp-content/plugins/formcraft/file-upload/server/content/files/161410d6b539ca---83832637828.pdfIn PDF document text
- https://refakatci.net/userfiles/file/81358106000.pdfIn PDF document text
- http://vtracauto.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613886d4c1c57---18135931107.pdfIn PDF document text
- http://www.77ice.com/upload/files/gomizijunamozejimobiji.pdfIn PDF document text
- http://creativetechno.in/userfiles/file/65156265857.pdfIn PDF document text
- http://thankschicken.com/uploads/files/50955472846.pdfIn PDF document text
- http://arndt-fahrschule.de/userfiles/file/mujepetosegujinubo.pdfIn PDF document text
- https://sakitonus.ru/wp-content/plugins/super-forms/uploads/php/files/311dcf1fab10c94f545f8196a6959412/wazekituzezikez.pdfIn PDF document text
- https://dellrein.ru/content/file/27607422604.pdfIn PDF document text
- http://nbc.ua/design/pic/file/gidafipuwi.pdfIn PDF document text
- http://owop.challengersports.com/ckfinder/userfiles/files/budopilevamaxupotabole.pdfIn PDF document text
- https://advantagelic.com/singhania/downloads/file/vijonoxadokinowujoxezeb.pdfIn PDF document text
- https://topinsolventa.ro/userfiles/file/32373779991.pdfIn PDF document text
- http://admio.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16144a10774994---vuxoga.pdfIn PDF document text
- http://ibtaker.ps/userfiles/file/99142349001.pdfIn PDF document text
- https://firsatoyun.com/calisma2/files/uploads/jepewili.pdfIn PDF document text
- http://xn--o39a91gvwm83kbsn.net/FileData/ckfinder/files/20210909_8E3E9BA45054D4C3.pdfIn PDF document text
- http://kxqcgs.net/filespath/files/20210916071116.pdfIn PDF document text
- http://thehedgerowchronicles.com/ckfinder/userfiles/files/binadabepufif.pdfIn PDF document text
- http://headrepublic.pl/images/files/xazadisivozisofugu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=how+do+i+install+live+net+tv+on+firestickPDF 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_off0000b81d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB81D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d034.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD034 | 10704 bytes |
SHA-256: 71912969f6f6ff021404c330c0af5bd7c1ed6540e3c85e6a30f4660e09f81ff6 |
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font_02_sfnt_off0000e8e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8E7 | 17676 bytes |
SHA-256: be79f1f6abd924642616a3af37f56559a43195359fb27698b8a5af4e40f018f5 |
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