MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users to malicious destinations. The presence of embedded URLs and the nature of the heuristics indicate a phishing or redirection attack, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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 http://botosani.ro/img/uploads/file/kikumazurusa.pdf In PDF document text
- http://www.aadhar-interior.com/userfiles/file/pajelawumodaj.pdfIn PDF document text
- http://td-mg.ru/uploads/files/39054777880.pdfIn PDF document text
- http://www.trimbleexpress.sk/wp-content/plugins/formcraft/file-upload/server/content/files/160851b3c1761f---zavojukonenopisekugupoxu.pdfIn PDF document text
- http://agro-pasz.pl/ckfinder/userfiles/files/9748608785.pdfIn PDF document text
- http://vivaldiskibus.com/FileData/ckfinder/files/20210830_A783A64D346C1C07.pdfIn PDF document text
- http://auxerretv.com/content/public/file/wabojefun.pdfIn PDF document text
- https://inchiriereelicopterromania.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1607dfd9d9db4b---59007007039.pdfIn PDF document text
- http://nguyenquangcomputer.com/upload/ck/files/45656176985.pdfIn PDF document text
- https://www.marthatrotts.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607ecedc63eae---zosuduwovol.pdfIn PDF document text
- https://expeditions-travel.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075247eccb0e---tunavuwelosam.pdfIn PDF document text
- http://fabrykakonwersji.pl/wp-content/plugins/super-forms/uploads/php/files/d350f701c5eac015ed58bb0dff46747d/likapadufovonerup.pdfIn PDF document text
- http://recamonde.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1612d98754cb47---sazopuwimakewexixo.pdfIn PDF document text
- https://choiceenergynetwork.com/wp-content/plugins/super-forms/uploads/php/files/949aabb8154266c367b7886241343d6e/jijizojapirovojim.pdfIn PDF document text
- http://wildpflanzen-planung.de/file/60398142108.pdfIn PDF document text
- http://thuduchouse.vn/pics/file/85323295677.pdfIn PDF document text
- http://extracam.es/app/webroot/arxius/file/78235515086.pdfIn PDF document text
- https://ngaa.org.au/application/third_party/ckfinder/userfiles/files/pekimurupufelefu.pdfIn PDF document text
- http://khaskhaan.mn/uploads/userfiles/files/tenexejegavasusenutiwu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=congregational+prayer+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_off0000d4cc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4CC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ece3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECE3 | 10652 bytes |
SHA-256: 256ae8aabf99d5f2c91fd7d2b7f8c0094625e276d2c56071e39a7102b93dc85b |
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font_02_sfnt_off00010534.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10534 | 17564 bytes |
SHA-256: 934b6499b22486efec321e9b7a56a5a855204cc884cc87bae802be609d30b01e |
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