MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous links pointing to compromised WordPress sites and disposable hosting, suggesting a link farm designed to redirect users to malicious content or phishing pages. The presence of external URIs and the overall structure strongly indicate a phishing or scam attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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 http://es-umzuege-transporte.de/wp-content/plugins/super-forms/uploads/php/files/9b96983b8b4482065a96c4151512d73d/67422045604.pdf In PDF document text
- http://www.benvenutialmare.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ca0ccb0fe0---xujesofonad.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d6623c0bae---zukabuzo.pdfIn PDF document text
- https://pinotcar.com/wp-content/plugins/super-forms/uploads/php/files/02852aa9ae060236758e7583d345923a/88271190859.pdfIn PDF document text
- http://wsystem.sk/userfiles/files/22944039968.pdfIn PDF document text
- http://beateromer.com/bilder/file/bikizikixodu.pdfIn PDF document text
- http://praxis-greve-polley.de/web/editor/files/peneku.pdfIn PDF document text
- https://gearforfree.com/wp-content/plugins/super-forms/uploads/php/files/7mkq6u5ln728lomt1a098dbhpv/16846691625.pdfIn PDF document text
- http://toyteepee.com/uploadfiles/file/210609192441103297dujf76.pdfIn PDF document text
- http://beiwendq.com/userfiles/file/dakamutari.pdfIn PDF document text
- https://burlingame.com/wysiwygfiles/file/jexoxepulelevenedoguxexup.pdfIn PDF document text
- http://kirks-pool.com/wp-content/plugins/formcraft/file-upload/server/content/files/160948eeccd639---10000832528.pdfIn PDF document text
- https://www.plsok.com/wp-content/plugins/super-forms/uploads/php/files/fd96fd2f051867d79201872c6172e176/94867641472.pdfIn PDF document text
- http://andreagarciam.com/wp-content/plugins/formcraft/file-upload/server/content/files/16096a459eb4f4---pinonupapumusaso.pdfIn PDF document text
- https://www.andeanskyline.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cc892a15c0f---25096388112.pdfIn PDF document text
- http://smepil.com/ckeditor/userfiles/files/86550233656.pdfIn PDF document text
- https://kodeac.com/wp-content/plugins/super-forms/uploads/php/files/i8ihvtku74nthug5v22fekqkgu/35313140827.pdfIn PDF document text
- https://growlocals.com/wp-content/plugins/super-forms/uploads/php/files/0cac8af3c7ee7541ce73c19719ab482b/8169430500.pdfIn PDF document text
- https://www.shopveriamici.com/wp-content/plugins/super-forms/uploads/php/files/v0e1h6aj1i3jlk9r7ivlrarr51/78504431045.pdfIn PDF document text
- https://mosoptagro.ru/wp-content/plugins/super-forms/uploads/php/files/5643434ede9a876ad66bcfb50be560fd/25982391901.pdfIn PDF document text
- https://www.fecomerciomg.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/16080cf09bc94d---18339794870.pdfIn PDF document text
- https://pinotcar.com/wp-content/plugins/super-forms/uploads/php/files/b32e07fe5c4f8cdc718c1359801d62cb/fizixexeterex.pdfIn PDF document text
- http://gorisum.net/fckeditor/upload_file/file/pagovekofeguxiji.pdfIn PDF document text
- https://fatheragneliti.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609fa1fb7be0e---27425117448.pdfIn PDF document text
- https://cashofferoregon.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b1ddb2e1bb---8039652131.pdfIn PDF document text
- http://auxerretv.com/content/public/file/bonugasuwosezulabo.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=how+to+reset+h+264+dvr+to+factory+default+without+remotePDF 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_off0000ef7d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF7D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010794.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10794 | 11360 bytes |
SHA-256: 80cfa7fe3b7c715429d974077f5e7071623ffc5f0ead63af7548318c44b2bc88 |
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font_02_sfnt_off0001227f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1227F | 16828 bytes |
SHA-256: 738340898c24f40b83696356f91f3beaf28bdb3c805cd4d933e821a6612131cc |
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