MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a phishing or malware distribution intent. It contains numerous links pointing to compromised websites and disposable hosting, suggesting it functions as a link farm to redirect users to malicious content. The presence of embedded URLs and the nature of the heuristics strongly suggest it is part of a phishing campaign, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://irlanc.ru/uplcv?utm_term=intro+template+ae PDF link annotation
- http://protech.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/16093502fae748---87496078404.pdfIn PDF document text
- http://konyaozgunmobilya.com/userfiles/file/xaxolivukibagawo.pdfIn PDF document text
- http://drinkandshrink.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160b783e1f0c5f---96011077610.pdfIn PDF document text
- https://profbuhotchet.ru/wp-content/plugins/super-forms/uploads/php/files/a031e9a222a51979e3e7453b9feae6b2/levukiwebepudi.pdfIn PDF document text
- https://ludifrance.fr/userfiles/file/63790039964.pdfIn PDF document text
- https://socialacademy.gr/wp-content/plugins/super-forms/uploads/php/files/bafb194ddc200d9c5c25fd63bb8c68df/ruzurep.pdfIn PDF document text
- http://christembassydocklands.org/wp-content/plugins/super-forms/uploads/php/files/3031edc65b046894f94b05291a72b13a/50106615525.pdfIn PDF document text
- http://anonelectronics.com/admin/fckeditor/editor/filemanager/connectors/php/upload_jpg/file/202105291617342722.pdfIn PDF document text
- http://conwaychristian.org/wp-content/plugins/formcraft/file-upload/server/content/files/1609afe20e6acd---314117539.pdfIn PDF document text
- http://tktravel.shop/FileData/ckfinder/files/20210604_093754CEB481B71E.pdfIn PDF document text
- https://theshairpodcast.com/wp-content/plugins/super-forms/uploads/php/files/84f6674f35556d35728606c16dcdaaff/98727950768.pdfIn PDF document text
- https://www.higher-energy-trampolineclub.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a1288322170---39146656041.pdfIn PDF document text
- http://www.zulfugar.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160ac0fa764a8d---11474166397.pdfIn PDF document text
- https://robotics-institute.com/wp-content/plugins/super-forms/uploads/php/files/g4hophmd4a6qct00tnfb5g4igc/mepisofuvarofalusofopof.pdfIn PDF document text
- http://chandigarhdatarecovery.com/files/file/23936622402.pdfIn PDF document text
- https://nhaban24h.com.vn/wp-content/plugins/super-forms/uploads/php/files/8mulqgge6g9lh2alocl3ha7q1g/liwitiraxupi.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ec11.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC11 | 4724 bytes |
SHA-256: e0aedb4fcb31dcc4d6f1328659071b4b553d4c5963d97004c50333de6fe49c8a |
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font_01_sfnt_off0000fc02.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC02 | 11092 bytes |
SHA-256: 91f167afe0d4ce08eeabcd8635924a12835beea92904d2002ecbc5e13511b8ee |
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