MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous external links, many hosted on compromised CMS uploads or disposable domains, suggesting a link farm designed to redirect users to malicious content. While no scripts were directly extracted, the PDF structure and link farm indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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://villa-carlshorst.de/sites/default/files/file/91793383802.pdf In PDF document text
- http://ardechetendancebrut.fr/userfiles/ardechetendancebrut.fr/file/wuvurugajatonarana.pdfIn PDF document text
- http://onlineexpert.in/userfiles/file/kawijiganokaxuzotuduset.pdfIn PDF document text
- http://bularz-auto.pl/images/userfiles/file/97429465438.pdfIn PDF document text
- https://www.ptlittleflower.org/wp-content/plugins/super-forms/uploads/php/files/01hg3vitqn12i6stoksp2egcmg/32821280596.pdfIn PDF document text
- https://www.pfgpartners.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607248f1bf9be---boridemidemezavo.pdfIn PDF document text
- http://kcobafl.org/ckfinder/userfiles/files/gupipabeponinofataf.pdfIn PDF document text
- https://hopefor.today/wp-content/plugins/super-forms/uploads/php/files/524fe38f94b3c7f432830264a7104dbf/kidilonenazudum.pdfIn PDF document text
- https://bokseinstituttet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1609846f685fcd---98590196332.pdfIn PDF document text
- https://gamletaarnhuset.no/wp-content/plugins/formcraft/file-upload/server/content/files/1607b9a1f57c20---82124577169.pdfIn PDF document text
- https://spectrumohio.com/wp-content/plugins/super-forms/uploads/php/files/3b1abaa89b5f812efd859beec6169891/redelazu.pdfIn PDF document text
- https://ballestermultiservicios.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079a1575d148---xomoxa.pdfIn PDF document text
- https://donnasalon.ru/wp-content/plugins/super-forms/uploads/php/files/82a2c80186c7c2b188935c39d52ce1b3/vokivo.pdfIn PDF document text
- https://medgarlci.com/wp-content/plugins/super-forms/uploads/php/files/8616f0bb6b6d116abf75895fcfc2ba4b/72860502296.pdfIn PDF document text
- http://alarmy-kamery24.pl/userfiles/file/rapalusatarugorezax.pdfIn PDF document text
- https://schreinerheusi.de/wp-content/plugins/formcraft/file-upload/server/content/files/160e5c56040550---xidepun.pdfIn PDF document text
- https://www.hauptsache.cc/wp-content/plugins/formcraft/file-upload/server/content/files/160b29baf96b8a---merazusuzopezubosopakawur.pdfIn PDF document text
- https://sealordhotels.com/ckfinder/userfiles/files/21241643962.pdfIn PDF document text
- http://tweddlefoto.com/files_contenidos/upload/files/pibegadaba.pdfIn PDF document text
- http://www.teeintact.com/admin/fckeditor/editor/filemanager/connectors/php/img/file/29434112509.pdfIn PDF document text
- http://mai-avto.ru/upload_files/file/vuziwuzo.pdfIn PDF document text
- http://musikpark-live.de/userfiles/file/84701318610.pdfIn PDF document text
- https://otdelkamos.ru/wp-content/plugins/super-forms/uploads/php/files/0a176037270f13e55ed8631666c8cc78/73850191067.pdfIn PDF document text
- https://srp-galabau-rostock.de/wp-content/plugins/super-forms/uploads/php/files/6jha5ef038hb3insecgr5q7ujn/xakidizopimizonanawikivu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=wizard+card+game+rules+pdfPDF 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_off0000f5df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5DF | 16744 bytes |
SHA-256: a3c8a5bfb31cbec067e1f9a401edf7aec5551dae48a808d09ee2801a98d0cc86 |
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font_01_sfnt_off0001215a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1215A | 10792 bytes |
SHA-256: 2a9734bfd74643e57db25257e0a60918c157c0aeeb3818eb876b4d20505fc8ba |
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font_02_sfnt_off00013a09.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A09 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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