MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics identified it as a link farm pointing to compromised CMS uploads and disposable hosting, suggesting an attempt to redirect users to malicious sites. The presence of multiple URLs, including one hosted on a compromised WordPress upload directory, reinforces the phishing and potential malware distribution vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 https://dehaventransportation.com/home/de/public_html/ckfinder/userfiles/files/meruxoxizafaxitimol.pdf In PDF document text
- https://svetpoznaniyaonline.ru/wp-content/plugins/super-forms/uploads/php/files/0f00505b0a586a42d80751269358e9c7/82528205160.pdfIn PDF document text
- https://flvirginia.com/wp-content/plugins/super-forms/uploads/php/files/0c8144996ea5eb6351c52e392c9300bf/78020456614.pdfIn PDF document text
- https://morganmethod.com/ci/userfiles/files/80985389257.pdfIn PDF document text
- https://xn--80adj7cxa.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/cea947ababb3f1ae1063e91fbbbeb70d/72695948561.pdfIn PDF document text
- http://animalscipublisher.com/files/upfiles/file/61345867925.pdfIn PDF document text
- http://prodesign31.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1608d50fd6ef29---63514258651.pdfIn PDF document text
- http://extreamtuning.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1613023359ae1f---nisabir.pdfIn PDF document text
- http://a-kamen.com/userfiles/file/liteto.pdfIn PDF document text
- http://braintradingbcn.com/wp-content/plugins/super-forms/uploads/php/files/8cb741b8c4f9f4b6e82e59786ff5d668/vabibezunawe.pdfIn PDF document text
- https://qian-ho.com/upfiles/editor/files/poraxuditugitujovap.pdfIn PDF document text
- https://maxim-catering.de/wp-content/plugins/super-forms/uploads/php/files/7d57vidh9rgtbog0eq2dllpgse/liseseterirerezuvo.pdfIn PDF document text
- https://dunakanyarfesto.hu/ckfinder/userfiles/files/8571120763.pdfIn PDF document text
- https://malimbe.africa/wp-content/plugins/super-forms/uploads/php/files/386a5f64bb94d0144370676c9bd65363/rozamufatowezowagixis.pdfIn PDF document text
- https://yenhuy.vn/upload/files/wuvufatitepumimos.pdfIn PDF document text
- http://altaprecision.com/userfiles/file/jewisinuzikufunotevik.pdfIn PDF document text
- https://augsburger-dartliga.de/uploads/file/53265417768.pdfIn PDF document text
- http://halvani.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092739538548---rapubibafibasudimapexije.pdfIn PDF document text
- http://frezerovka.by/images/fxeditor/file/fegagofobidudolubimibitip.pdfIn PDF document text
- http://www.combatsim.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1608cb42510cbf---fefisinowolamalib.pdfIn PDF document text
- http://weilandensemble.nl/ckfinder/userfiles/files/57007081844.pdfIn PDF document text
- http://africanhairbraidingsalon.com/userfiles/file/94532381527.pdfIn PDF document text
- http://www.jhannahs.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608398a53f403---71710958585.pdfIn PDF document text
- http://jordanfamilyreunions.com/clients/5/51/51534e3e38036466a76ca8a024fd4923/File/69479504012.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=daily+use+sentences+in+english+to+urdu+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_off0000ea9d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA9D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000102af.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102AF | 18516 bytes |
SHA-256: dc65bee51cab4589ff6b8674d134060dc926884d791188f7fffa35577db87299 |
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font_02_sfnt_off00013210.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13210 | 11116 bytes |
SHA-256: 79cceae1d35fbd62853ea6f5a0caf1705a7209d2ab739b49f80add9f6fb6b53e |
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