MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious Link
This PDF file was flagged as malicious by both a machine learning classifier and ClamAV, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm hosted on compromised WordPress sites, with multiple distinct hosts and a high number of links per host. The embedded URLs suggest the document is designed to redirect users to potentially malicious content, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.8481
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://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/613c0f0a67d53002c89208de149e5d5a/tajobalolavuvewikeja.pdf In PDF document text
- http://www.gainerwindows.ca/wp-content/plugins/super-forms/uploads/php/files/ro7tl02akmrcs7lufn2c50qnq4/46518005276.pdfIn PDF document text
- http://czpohledavky.cz/userfiles/files/3163035274.pdfIn PDF document text
- http://camberwelltaxi.com/survey/userfiles/files/wotobetikuponinow.pdfIn PDF document text
- http://3qbuy.com/CKEdit/upload/files/8260062247.pdfIn PDF document text
- https://travolution.travel/wp-content/plugins/super-forms/uploads/php/files/555f5750f69d5d93439dc08f1a894e3f/tagagenedijujotinabuf.pdfIn PDF document text
- https://georgiamusicpartners.org/wp-content/plugins/super-forms/uploads/php/files/b8356382082f2b69c1a130d78430979f/tofurepowoluleduruxenodon.pdfIn PDF document text
- https://iamluno.com/wp-content/plugins/formcraft/file-upload/server/content/files/160852dae7e007---44317405427.pdfIn PDF document text
- http://www.thebetterinsurance.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092238f1712f---87029994458.pdfIn PDF document text
- https://www.playitdirect.ca/ckfinder/uploadfiles/files/76471008653.pdfIn PDF document text
- https://vigiweb.cl/dinamicos/files/file/diwirizagajupi.pdfIn PDF document text
- https://laneopx.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610cacb8a2e94---rilexokafolasebimubuje.pdfIn PDF document text
- http://veejaytechnologies.com/userfiles/file/vuvodasem.pdfIn PDF document text
- http://zs-oilfieldequip.ru/d/files/67957399718.pdfIn PDF document text
- https://40parables.com/wp-content/plugins/super-forms/uploads/php/files/381fc97a9d759c0b60b1a2fa8de484a1/69075020885.pdfIn PDF document text
- http://osstemcardiotec.com/files/fckeditor/file/68763651960f84057df78d.pdfIn PDF document text
- https://www.techsrollout.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c58746e90b3---gapedajudanetadi.pdfIn PDF document text
- https://aquaticlandscape.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078fe8755184---nagenefabapewozogiwoleviw.pdfIn PDF document text
- https://www.revistadefiesta.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bcaff86fe22---75029357054.pdfIn PDF document text
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad44280d4ec---tifulujofet.pdfIn PDF document text
- https://creationstationdance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160874bdc503d9---26800328405.pdfIn PDF document text
- http://europeanprofservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608f4097298d2---73128351553.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=partes+del+cuerpo+en+ingles+y+pronunciacion+pdfPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000efe0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFE0 | 20196 bytes |
SHA-256: 4705bb8fc9bfe5c323e62d57f1a5ef708ec08f88202e0e24fa4bd8676803fd75 |
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