MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to compromised WordPress sites, specifically targeting upload directories, indicating a likely phishing or malware distribution scheme. ClamAV detection as 'Pdf.Phishing.Trojan' further supports this assessment. The presence of a link farm on disposable hosting and the use of UTM parameters suggest an attempt to obscure the final destination and potentially track campaign effectiveness.
Machine Learning
- Nyx PDF Classifier suspicious score 0.4560
Heuristics 5
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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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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://www.ayersworthglen.com/wp-content/plugins/formcraft/file-upload/server/content/files/16074dbfece3a9---galonuxameta.pdf In PDF document text
- https://asigurareingermania.ro/wp-content/plugins/super-forms/uploads/php/files/j7u139u1kjk3nos07t7hku6qk9/90892126174.pdfIn PDF document text
- http://ibookingkr.com/FileData/ckfinder/files/20210726_2DC01E127AA6B47B.pdfIn PDF document text
- https://cvenhancer.com/wp-content/plugins/super-forms/uploads/php/files/35c6da5911788cf57b1a668f82bc62dc/9506439709.pdfIn PDF document text
- http://asalsold.com/wp-content/plugins/formcraft/file-upload/server/content/files/161245e82a491e---tikagadarewegivovizoxili.pdfIn PDF document text
- http://bijverhoeven.nl/uploads/files/64604251063.pdfIn PDF document text
- http://www.eflox.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607a8d0cc68a9---25051807872.pdfIn PDF document text
- http://ac-kenigsberg.ru/files/file/govesotukatomirulo.pdfIn PDF document text
- http://ooexperience.be/assets/Image//files/27547022222.pdfIn PDF document text
- https://yarsan.ru/wp-content/plugins/super-forms/uploads/php/files/d3d6392ea227ed5c0c6fc83a51b45c0b/3793618679.pdfIn PDF document text
- http://www.hj-bouwt.be/wp-content/plugins/formcraft/file-upload/server/content/files/161128430cf557---zuxoxerupekakosuvejujile.pdfIn PDF document text
- http://www.jimenez-casquet.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bdb9172d457---dajukin.pdfIn PDF document text
- http://itexpertdog.nwoasis.com/upload/files/35666889675.pdfIn PDF document text
- http://arndt-fahrschule.de/userfiles/file/72056823572.pdfIn PDF document text
- https://phucatgarment.com.vn/ckfinder/userfiles/files/78143838556.pdfIn PDF document text
- http://www.itbaloch.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b05e5ba25e3---9192780384.pdfIn PDF document text
- https://pharma-tools.pl/galeria/file/5891751390.pdfIn PDF document text
- http://www.sg-callenberg.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a5b483bda19---pudixipudubupobiza.pdfIn PDF document text
- http://modelkyujin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f80844e262---32207777505.pdfIn PDF document text
- http://bijverhoeven.nl/uploads/files/798920020.pdfIn PDF document text
- https://grahampropertytax.com/wp-content/plugins/super-forms/uploads/php/files/4cc0cf7b48952b32e0f33e09e42414dc/29287532573.pdfIn PDF document text
- http://neuragen.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160c3335f99b2d---kobuvu.pdfIn PDF document text
- http://goldcoil.com/uploadfiles/files/dugumadaza.pdfIn PDF document text
- http://hitecds.com/userfiles/file/dagagaruxitabajonowogutu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=%D8%AA%D8%AD%D9%85%D9%8A%D9%84+%D9%85%D8%B5%D8%AD%D9%81+%D9%82%D8%B7%D8%B1+pdfPDF link annotation
- 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 |
|---|---|---|---|
stream_002_off0001241f.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x1241F | 31484 bytes |
SHA-256: f4c7cc560626e7325021f93448086bc340a881d6a4b484c21b988aa52d692549 |
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font_01_sfnt_off00015b71.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15B71 | 9372 bytes |
SHA-256: ab692011bb810b4091e5b6863c1468cc19624005727076e0e42723678ec61724 |
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font_02_sfnt_off00016f50.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16F50 | 23744 bytes |
SHA-256: c285eb729d123f7906448ae5263c87f1408caf058964102d7d9dbe6247b47fcb |
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