MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as a malicious PDF by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics reveal it functions as a link farm, directing users to multiple external URLs, some hosted on compromised WordPress sites. These URLs likely serve as phishing lures or download sites for further malicious payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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://laborke.ru/uplcv?utm_term=navegador+edge+apk PDF link annotation
- https://heuresromantiques.com/upload/files/39056921090.pdfIn PDF document text
- http://cohn-vossen.com/wp-content/plugins/formcraft/file-upload/server/content/files/161325ba0ee3ad---85502217842.pdfIn PDF document text
- http://www.darvidproperty.com/news/file/47002074078.pdfIn PDF document text
- http://myapartment.de/web/editor/files/30284608882.pdfIn PDF document text
- http://tatugigo.com/ckfinder/userfiles/files/30606883441.pdfIn PDF document text
- http://studiotecnicopetrillo.eu/userfiles/files/gakalijofe.pdfIn PDF document text
- https://szalkasszorutacskok.hu/app/webroot/files/content/files/83959397731.pdfIn PDF document text
- http://precisao.net/files/files/7861427954.pdfIn PDF document text
- https://comodee.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614496943fb3d---domeranaki.pdfIn PDF document text
- https://xn--lenachatka-57b.pl/uploaded/file/89946739475.pdfIn PDF document text
- http://komputerzagrosze.pl/userfiles/file/limuferexalokisuro.pdfIn PDF document text
- http://marchmont.ru/imgs/file/22887220711.pdfIn PDF document text
- http://szzxwx.com/Upload/Upload/file/20219281428217512.pdfIn PDF document text
- https://saigonservices.vn/images/uploads/files/22487070144.pdfIn PDF document text
- https://tucarrorentacar.co/ckfinder/userfiles/files/rutivobode.pdfIn PDF document text
- https://kiofruits.com/admin/uploads/files/341644082.pdfIn PDF document text
- https://humantouchtranslations.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/16134872ed59f7---pobulex.pdfIn PDF document text
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/161421732cf907---befipatejudisutavo.pdfIn PDF document text
- https://mehregancenter.ir/images/upload/files/safumizedifamuxunudefe.pdfIn PDF document text
- http://stylowa-pss.pl/userfiles/file/watunusogenori.pdfIn PDF document text
- https://matraci.info/UserFiles/File/zoxalafowaditeg.pdfIn PDF document text
- https://hexema.com/FCKeditor/file/26565751852.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_off0000ace7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xACE7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c4f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC4F9 | 16292 bytes |
SHA-256: 2a3cbe6194e8cf4b00d178520397895cb19d81a6343c07b1b0d016af5f36c8ae |
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font_02_sfnt_off0000eeb8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEB8 | 10196 bytes |
SHA-256: 3474210d6fbc618eb8ac304df53a80d24c6254a0b2eeff6d06d9a58d3ae09f32 |
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