MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious File
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a phishing or trojan threat. It contains numerous links to external websites, many hosted on compromised CMS platforms, suggesting it functions as a link farm to distribute malicious content. The document body is unreadable, but the heuristic firings strongly indicate a malicious intent to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9806
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 http://panziofabian.hu/fck_kepek/50723554687.pdf In PDF document text
- http://pocatellocampfire.com/wp-content/plugins/super-forms/uploads/php/files/njs0dd8j3jaglc1b6sqt02ivgs/lafuj.pdfIn PDF document text
- https://nutricionintravenosa.com/wp-content/plugins/super-forms/uploads/php/files/90e592ad6a53d3b2d9a6b4c84b32b103/fumosezo.pdfIn PDF document text
- http://taborcapitalpayment.com/clients/d/d0/d0a3925ee25d0adc8806453b18bccccc/File/ledoxemekupof.pdfIn PDF document text
- http://rocb-ap.org/file_media/file_image/file/56104127083.pdfIn PDF document text
- http://anhuifan.com/upload_fck/file/2021-6-25/20210625210624579242.pdfIn PDF document text
- https://elitestrategyglobal.com/wp-content/plugins/super-forms/uploads/php/files/e1ced2f1cc41928cf5439b9c1b7579ce/basekoxidufaruz.pdfIn PDF document text
- https://www.d-table.com/wp-content/plugins/super-forms/uploads/php/files/729b35522e7dcbdbc80923d5fb5794ac/54368313820.pdfIn PDF document text
- https://hosvagyok.hu/userfiles/file/60810216679.pdfIn PDF document text
- http://musiconthebay.org/clients/2/26/269dd5bc96e197da989a8dccc71442af/File/sojotefire.pdfIn PDF document text
- http://garderoba.sk/images/_file/16526133254.pdfIn PDF document text
- http://mnogonomerov.ru/uploads/file/masonofovesoxoluk.pdfIn PDF document text
- https://www.ptlittleflower.org/wp-content/plugins/super-forms/uploads/php/files/3b8t8jqfkbpu1296q66t01bq1s/81000229054.pdfIn PDF document text
- http://www.airportlimofortlauderdale.net/wp-content/plugins/formcraft/file-upload/server/content/files/16091bcae75cc2---22769028657.pdfIn PDF document text
- http://smartmedicaleg.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ab73576fbf---53651871195.pdfIn PDF document text
- http://barudan.hk/UploadFile/file/20210617181731813.pdfIn PDF document text
- https://c4ir.ae/wp-content/plugins/super-forms/uploads/php/files/1nvr11olibl1so353uoe128d16/37566299790.pdfIn PDF document text
- http://beiwendq.com/userfiles/file/15787951269.pdfIn PDF document text
- https://autosofortkauf.ch/wp-content/plugins/super-forms/uploads/php/files/1vjiclcvnbqek46eth4a6ffah6/89088275655.pdfIn PDF document text
- http://www.kmclogistics.com/wp-content/plugins/super-forms/uploads/php/files/9e54261e426dffba7f4954c076fd291a/98600038249.pdfIn PDF document text
- http://wang023spa.com/userfiles/202106file/2021061905523870554.pdfIn PDF document text
- https://fieldofgreen.com/wp-content/plugins/super-forms/uploads/php/files/30c9e237096b3a2fce4cc828f84ee4aa/rijeguzonaterurilezuvasa.pdfIn PDF document text
- https://aryaayur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a83d2a3f739---49407543600.pdfIn PDF document text
- http://614move.com/clients/4890/File/62680291402.pdfIn PDF document text
- http://dmn.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160cb7f33b0ad1---13910289521.pdfIn PDF document text
- http://www.majoriscambio.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c8878123f02---10741920284.pdfIn PDF document text
- http://www.misshandicap.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160a8326951e72---284143821.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=usfk+theater+specific+required+training+answersPDF 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_off0001174c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1174C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00012f63.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F63 | 11164 bytes |
SHA-256: 6cb47d0ed882e5adfe29f3b6d28a4af6c0190a234358a38ca55f118d3d30a21f |
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font_02_sfnt_off000148ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x148FF | 17172 bytes |
SHA-256: 42b70f50854e9ff3c8bc23b33f62e32a69d009636aaaa2597bd437d5c14b9455 |
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