MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file is identified as a malicious PDF by ML classifiers and ClamAV. It contains numerous links pointing to compromised WordPress sites and disposable hosting, suggesting a link farm designed to redirect users. The presence of external URIs and compromised CMS upload links indicates an attempt to host malicious content or facilitate phishing.
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://allytemp.ru/uplcv?utm_term=world+3+mod+apk PDF link annotation
- https://avenirpourtous.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1614580b52b838---datuwipavi.pdfIn PDF document text
- http://syntrend.critical.tw/upload/files/giwesa.pdfIn PDF document text
- http://osheamaloneynylaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/megefexosemiz.pdfIn PDF document text
- http://uptownchantilly.com/uploads/files/66294987400.pdfIn PDF document text
- http://makassitools.com/userfiles/file///negenowifilujeta.pdfIn PDF document text
- http://amwordpress.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613dc12ba4096---rakabegajariketewafor.pdfIn PDF document text
- http://kamkmori.cz/ckfinder/userfiles/files/wamopenulewogiwebufepugad.pdfIn PDF document text
- http://brandiassociati.it/userfiles/file/14693002624.pdfIn PDF document text
- https://www.helpagesl.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613f6fa31e5fd---tixeragazinetena.pdfIn PDF document text
- http://mabo-meccanica.eu/userfiles/files/litirimefawirobumiwel.pdfIn PDF document text
- http://hiro-seiko.com/upload/files/69942958274.pdfIn PDF document text
- https://himalayanwanderer.com/himalayan/userfiles/files/venujeles.pdfIn PDF document text
- http://i-physiology.ru/upload/mupomakefebet.pdfIn PDF document text
- http://mrukseo.pl/userfiles/file/kodofutuse.pdfIn PDF document text
- https://mabuksusu.com/contents/files/57796195194.pdfIn PDF document text
- http://xn--365-pn7mwb654m2qn.com/ckupload/files/lemezijafu.pdfIn PDF document text
- http://studioiulianella.it/userfiles/files/57666247833.pdfIn PDF document text
- http://www.taimaobi.com/admin/ckfinder/userfiles/files/37705806379.pdfIn PDF document text
- http://mp-journal.com/media/file/81331727957.pdfIn PDF document text
- http://school15-tyumen.ru/f/disiritotuv.pdfIn PDF document text
- https://qfuse.it/images/uploaded_files/ckfinder/files/1630536491_fc3858394d.pdfIn PDF document text
- https://alshuka.ps/ckfinder/userfiles/files/28991199688.pdfIn PDF document text
- https://ixiu-23.com/uploads/files/202109130428133716.pdfIn PDF document text
- http://biosurfest.com/userfiles/files/fagebazebe.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_off0000e44d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE44D | 17360 bytes |
SHA-256: 295a1a26b6509f878454bace3574fc996690fd5891c8d296bbab53aad55d9775 |
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font_01_sfnt_off00011108.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11108 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001291f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1291F | 10216 bytes |
SHA-256: ca6db58bdb427f1ef758821df6e246e1c2fb0c65b973eaf2d78344c6711e5e06 |
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