MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as a malicious PDF by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous external URIs, many pointing to compromised WordPress sites, suggesting a phishing or malware distribution scheme. The presence of embedded URLs and the nature of the heuristics strongly indicate that this PDF is intended to redirect users to malicious websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9868
Heuristics 5
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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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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://chcial.ru/uplcv?utm_term=introduction+to+robust+estimation+and+hypothesis+testing+pdf PDF link annotation
- http://gtshotel.it/images/file/lurifugoxelazaj.pdfIn PDF document text
- https://bettenbaehren.de/wp-content/plugins/formcraft/file-upload/server/content/files/16098dc5aea33c---61069703758.pdfIn PDF document text
- https://www.chauffeur-prive-nice.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160c862abecab9---85460082311.pdfIn PDF document text
- http://cbelmira.com/wp-content/plugins/super-forms/uploads/php/files/ebjs16h3iih174d1sga6d4p6i2/tawewiwu.pdfIn PDF document text
- https://pyhm.ca/wp-content/plugins/super-forms/uploads/php/files/gdh40ssvaeqi2pa1so04adhpje/budabotovut.pdfIn PDF document text
- http://www.iamgoingto1996.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa2f2d4f46f---76422364625.pdfIn PDF document text
- https://drmiamiconnect.com/wp-content/plugins/super-forms/uploads/php/files/9596577398ffba26db1acf74e7eb37c6/73195699372.pdfIn PDF document text
- https://pikewallis.no/wp-content/plugins/formcraft/file-upload/server/content/files/1606cd7f274285---46140329410.pdfIn PDF document text
- https://www.ccps.mx/wp-content/plugins/super-forms/uploads/php/files/24ecc1fe94222d6487e579703c969810/siwikuza.pdfIn PDF document text
- http://techsystem.gr/data/uploads/ckeditor/files/73690940825.pdfIn PDF document text
- http://jaika.in/images/documents/files/57692239548.pdfIn PDF document text
- https://robertmatzuzi-massagetherapist.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1606efce9925a3---40558576424.pdfIn PDF document text
- https://forex-robo.org/wp-content/plugins/super-forms/uploads/php/files/080c9173ed172c85236d1eb2dffdc314/jinaxuronisukagaz.pdfIn PDF document text
- http://www.fotografoeventimilano.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d36dc7fd65---24506431992.pdfIn PDF document text
- https://www.davidcosz.de/wp-content/plugins/super-forms/uploads/php/files/arq9pf60kdfs4olq6f588abgnh/63644199875.pdfIn PDF document text
- http://makaeximworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/16099b10c7a16a---5763982072.pdfIn PDF document text
- https://angelsstaff.com/uploads/file/77477693761.pdfIn PDF document text
- http://bjbtrh.com/files/pic/file/13991684665.pdfIn PDF document text
- https://kurtoglumob.com/upload/file/xowejibufomogasazukodasod.pdfIn PDF document text
- http://111-orte.de/testarea/cwsCMSlight/media/files/8503202200.pdfIn PDF document text
- https://www.isnb.co.uk/wp-content/plugins/super-forms/uploads/php/files/eae0b764db9f9482e4880b2345399c8c/dopuluvanezi.pdfIn PDF document text
- https://www.lesson-online.org/wp-content/plugins/super-forms/uploads/php/files/2rf0092trg6chuke51u2cbhsc1/nanafezewalulowu.pdfIn PDF document text
- http://www.ncstarim.com.tr/wp-content/plugins/super-forms/uploads/php/files/2k4qpv6n5dli20o1erods15ad0/26787543984.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_off0002d908.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2D908 | 11324 bytes |
SHA-256: 428bef63883397a943f4655995e9e1f0bffbf22c0f9c5e069898596d99d5dfed |
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font_01_sfnt_off0002f31d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2F31D | 18884 bytes |
SHA-256: 6e141eb65eb5af81b7fb1e6a27dc31568b8032c1b268a0ea0f09df79ede9a952 |
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font_02_sfnt_off00032534.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x32534 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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