MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains numerous links pointing to compromised websites, including WordPress upload directories, suggesting a tactic to redirect users to malicious content. The presence of multiple external URIs and link farms indicates an attempt to distribute or host malicious payloads or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 https://wastran.ru/uplcv?utm_term=the+last+olympian+pdf+download PDF link annotation
- https://master.plus/wp-content/plugins/super-forms/uploads/php/files/4ef01961d1331a14f4ee40c6b3bb6617/wosimogubigodeforurin.pdfIn PDF document text
- http://alptw.com/images/files/zasosujupelufekaguwoko.pdfIn PDF document text
- https://sitarasign.ir/data/file/pipurakimabovikugi.pdfIn PDF document text
- http://madinagirls.com/easydo%20v2.00/files/uploads/3280417632.pdfIn PDF document text
- http://www.leposeur.fr/site/upload/ckfinder/files/24769081396.pdfIn PDF document text
- https://beauti-full.ru/uploads/files/rularuxubupo.pdfIn PDF document text
- https://goodmix-psc.com/userfiles/files/rajow.pdfIn PDF document text
- https://angkaganjil.com/contents/files/4639808501.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c838466f29---sifanuwux.pdfIn PDF document text
- https://branchennachweis.eu/userfiles/file/71319597926.pdfIn PDF document text
- https://jaunimodienos.lt/wp-content/plugins/super-forms/uploads/php/files/i0rhmain7iiuurtlje71d5d10d/nuvedepovu.pdfIn PDF document text
- http://dolonchem.com/upload/files/bixipogolesasi.pdfIn PDF document text
- http://onfireinteriors.com/userfiles/57895504591.pdfIn PDF document text
- http://wskinbody.com/data/boardData/files/geniburexi.pdfIn PDF document text
- https://cooperadora.grupocreartel.com/documentos/archivos/25263063018.pdfIn PDF document text
- http://struttur-arch.it/userfiles/files/49186836952.pdfIn PDF document text
- http://thedewakohchang.com/image/upload/File/etokevogevu.pdfIn PDF document text
- http://turksebruiloften.nl/userfiles/file/30317031026.pdfIn PDF document text
- http://envisystem.com/upload/userfile/files/6352015262.pdfIn PDF document text
- http://imssp.by/data/images/fxeditor/file/50350704033.pdfIn PDF document text
- https://zohopinler.com/calisma2/files/uploads/84483873928.pdfIn PDF document text
- http://screen.by/images/file/xalivu.pdfIn PDF document text
- http://nextlab-semi.com/files/fckeditor/file/wefamabegukivudilawi.pdfIn PDF document text
- https://cokhivietuc.com/img-vietuc/files/nogebazifolemikoruzutijin.pdfIn PDF document text
- http://kht.civilkozpont.hu/uploads/file/vatis.pdfIn PDF document text
- 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_off0000e58c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE58C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fd9e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD9E | 18056 bytes |
SHA-256: 3f0afdc5e45d0d0df66f64c332f25cb209f448cc472cca84d7096dfc4316a3e0 |
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font_02_sfnt_off00012ced.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12CED | 10828 bytes |
SHA-256: c2be50ab66c9b354f88304cbbdbf3d7b4bc0067ae0af1a3ac16ea814861c51c7 |
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