MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded URLs, many of which are hosted on compromised CMS uploads or disposable domains, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The presence of numerous links, including one with a 'download' utm_term, points towards a lure to external malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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://archism.ru/uplcv?utm_term=download+gangstar+vegas PDF link annotation
- http://kmconlinecme.com/userfiles/file/benugexugokeselosizu.pdfIn PDF document text
- https://lisacutler.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f8920352ca---42280863418.pdfIn PDF document text
- https://biothiennam.com/media/ftp/file/91451080252.pdfIn PDF document text
- http://xn--80ahcjevtqq.xn--p1ai/ckfinder/userfiles/files/18644627531.pdfIn PDF document text
- http://hockeydh.com/files/ups/files/zikizofiduxamurovudesivux.pdfIn PDF document text
- http://sahrugs.com/userfiles/file/tupimibumegadi.pdfIn PDF document text
- http://metrominicabs.com/survey/userfiles/files/xajelute.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130959f7a6b9---93255428186.pdfIn PDF document text
- https://anukulagrotech.com/ci/userfiles/files/52139693500.pdfIn PDF document text
- https://vizzzio.ru/wp-content/plugins/super-forms/uploads/php/files/cc59a13f986976d2b10bf7af15bdd4b8/vasamejiguwovekiwovip.pdfIn PDF document text
- https://regenerativetherapyforpain.com/wp-content/plugins/super-forms/uploads/php/files/0c926c6dd34608f1df696e28a5611ec0/nimovifuzuwegelewukel.pdfIn PDF document text
- http://sonhanint.com/uploadpic/sun/files/202109010949535057.pdfIn PDF document text
- https://hopadive.cz/ckfinder/userfiles/files/15770061587.pdfIn PDF document text
- http://coffee33.ru/archive/file/gapev.pdfIn PDF document text
- https://hanomanberjaya.com/contents/files/3712297368.pdfIn PDF document text
- http://burelomdo.com/ckfinder/userfiles/files/63359527743.pdfIn PDF document text
- http://tagsu.com/attachments/fckattachments/file/tegopasod.pdfIn PDF document text
- https://www.advids.io/wp-content/plugins/formcraft/file-upload/server/content/files/16131854d7bd1e---64372317487.pdfIn PDF document text
- https://noursportevents.com/wheelmarine/userfiles/file/90425267851.pdfIn PDF document text
- http://frutapac.es/ckfinder/userfiles/files/21793946851.pdfIn PDF document text
- http://firmen-bekleidung.at/userfiles/file/lewerixuxelodup.pdfIn PDF document text
- http://kesherisrael.com/uploadEditor/files/detabulopunupiv.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_off0000b09f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB09F | 10484 bytes |
SHA-256: 32da0de98c85b74a6bb55c5ba36170d6cf7cb8c062c406dc82dcf4a56494d19f |
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font_01_sfnt_off0000c87e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC87E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e090.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE090 | 14672 bytes |
SHA-256: 455685162751560ff7baa65042f731e5f0c33e38eb08fb0621e308f64a672c5b |
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