MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains a link farm with numerous URLs pointing to compromised CMS uploads and disposable hosting, suggesting an attempt to lure users to malicious content. The presence of these links indicates a phishing or redirection attack, likely intended to deliver further malware or harvest credentials.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://ambiance-cinema.fr/wp-content/plugins/super-forms/uploads/php/files/82c00949b811bce6ac151aa1296a4d90/woburofavuninunezisar.pdf In PDF document text
- http://thunderstar.cn/userfiles/file/20210910101318244936102.pdfIn PDF document text
- http://targhevaticane.it/userfiles/files/25711662867.pdfIn PDF document text
- http://cochemical.com/upload/files/97757561617.pdfIn PDF document text
- https://ispartaorganizasyon.com/ckfinder/upload/files/todedujirub.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16141181916780---30249358382.pdfIn PDF document text
- http://dd-eng.com/files/files/42468135848.pdfIn PDF document text
- https://estatecambodia.com/htdocs/cljr/data/files/4648818992.pdfIn PDF document text
- https://ka-base.no/images_content/file/bigezokozirikodisi.pdfIn PDF document text
- https://polaria.cz/images/file/92124707233.pdfIn PDF document text
- http://monkey-do.net/userfiles/file/rewoxozuzenapekukabenug.pdfIn PDF document text
- http://szyuangang.com/UserFiles/file///wiluponadelapig.pdfIn PDF document text
- http://mrtowing.ca/Lawyers/userfiles/file/10807322400.pdfIn PDF document text
- http://bulk-supplies.com/userfiles/file/reriboserufojuvokedebab.pdfIn PDF document text
- http://scbczy.cn/up_files/file/20210906_103344.pdfIn PDF document text
- http://xn----1-6cdapb2bdyqawnpcindqfc.xn--p1ai/media/file/97104466923.pdfIn PDF document text
- http://www.fliesen-brill.de/wp-content/plugins/formcraft/file-upload/server/content/files/16141142fb2c64---94708456208.pdfIn PDF document text
- https://anukulagrotech.com/ci/userfiles/files/tenazovuxonituwito.pdfIn PDF document text
- http://www.galiantsolutions.com/emailimages/file/6705299842.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613016a34d965.pdfIn PDF document text
- https://samsungklima.net/upload/ckfinder/files/vipime.pdfIn PDF document text
- http://thai-apsproducts.com/file_media/file_image/file/sojejirogafeladuwi.pdfIn PDF document text
- https://vico-real-estate.com/ckfinder/userfiles/files/kepevusaferav.pdfIn PDF document text
- https://www.dazzlingdecor.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16139ea65ebcf8---14531716017.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=hack+map+pubgPDF 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_off0000b7d2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB7D2 | 17556 bytes |
SHA-256: 43942b91cf57d7aece69f29d7e4887be1101d554ba5f37c35f3c9c596e3eff52 |
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font_01_sfnt_off0000e563.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE563 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fd7a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD7A | 10180 bytes |
SHA-256: 9d002beaf83c6d3733b752ed071c969fc11a786d06853054686fcdeb49f18e46 |
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