MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious 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 websites, some hosted on compromised WordPress installations. The presence of numerous URLs, including one with a 'power_amp_app_android' UTM term, suggests a phishing or malware distribution campaign.
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://queure.ru/uplcv?utm_term=power+amp+app+android PDF link annotation
- http://excitechem.com/userfiles/file/nilijasapejab.pdfIn PDF document text
- https://vernadoc.com/wp-content/plugins/super-forms/uploads/php/files/40a40749a2187fc72cfb746d8b4567a2/33858271991.pdfIn PDF document text
- http://pastadimatteo.com/ckfinder/userfiles/files/46097958356.pdfIn PDF document text
- http://longthinhphat.net/uploads/files/xifigawosa.pdfIn PDF document text
- http://www.gametimecatering.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a5c23be7d9---vegod.pdfIn PDF document text
- https://bbpartner.cz/userfiles/file/11823244927.pdfIn PDF document text
- http://elmbbq.com/uploads/files/51829365165.pdfIn PDF document text
- https://swimproject.eu/wp-content/plugins/super-forms/uploads/php/files/d6033649356f46ce69382e1f43005bb5/babisemaruluwazuwobalaba.pdfIn PDF document text
- https://langumeistras.lt/i/File/vevevejov.pdfIn PDF document text
- https://weldingportal.it/userfiles/file/95433536031.pdfIn PDF document text
- http://abwingsde.com/uploads/files/fapetudemidamijuruti.pdfIn PDF document text
- http://www.festivalmarrakech.info/wp-content/plugins/formcraft/file-upload/server/content/files/16139a2c4b35fb---jilazusoronekap.pdfIn PDF document text
- https://strategieb2b.com/userfiles/file/83862888176.pdfIn PDF document text
- http://privateeducation.sg/verzsape/demo/upload/admin/files/nipenivejusa.pdfIn PDF document text
- http://baharemadinah.com/wp-content/plugins/formcraft/file-upload/server/content/files/16139052f6b1a1---99392324038.pdfIn PDF document text
- https://ahreco.com/uploads/news_file/nopigajo.pdfIn PDF document text
- http://kuppersbusch.hu/userfiles/files/jesafivukesivaxika.pdfIn PDF document text
- http://tiszaladany.hu/upload/file/nejilurewawosote.pdfIn PDF document text
- http://mega-treid.com/userfiles/files/22041031681.pdfIn PDF document text
- https://szelvedojavitasmiskolc.hu/files/files/29178077653.pdfIn PDF document text
- https://jhservice.net/imagenes/galeria/files/vaxaxitogazokebama.pdfIn PDF document text
- https://shevtsov-art.com/uploads/files/nodamirunitaridoberepedak.pdfIn PDF document text
- http://novo-foto.ru/ckfinder/userfiles/files/tunarizadoles.pdfIn PDF document text
- https://dsodrecital.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613acec02ca29---velasopajebalexiwozukeri.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_off0000da20.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA20 | 10328 bytes |
SHA-256: 4b29cf87bf79cf362ac1408ed3eb09e6edc8f26751978af03bc87524ebc170c4 |
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font_01_sfnt_off0000f162.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF162 | 17168 bytes |
SHA-256: 1881beaebf08b6ea56b56042bded436d3e6911cb69b88b4c1f8b9e088f242f86 |
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font_02_sfnt_off00011dda.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11DDA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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