MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple external websites, some hosted on compromised CMS platforms. The embedded URLs, such as the one pointing to 'wave accounting apk', suggest a potential phishing lure.
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://artistaone.co/userfiles/files/88614296056.pdf In PDF document text
- https://onlineadda.organicemall.com/ckfinder/userfiles/files/80319035112.pdfIn PDF document text
- http://chicopharm.com/upload/files/xerenagijazezikowunefi.pdfIn PDF document text
- http://wonsakai.com/uploads/files/weleli.pdfIn PDF document text
- https://dp-silver.com/userfiles/file/dijagilazinase.pdfIn PDF document text
- https://mbamantra.com/ci/userfiles/files/37100886469.pdfIn PDF document text
- https://www.avenueroadadvertising.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613097a773ae8---vudedaratofarigoxure.pdfIn PDF document text
- https://aayams.com/userfiles/file/zezazegegosopada.pdfIn PDF document text
- http://beetsom.com/PROGRAM_FCKeditor_UserFiles/file/1933509316133d57575d20.pdfIn PDF document text
- http://clinicaveterinariasangiacomo.it/userfiles/files/wumafonafejojuguk.pdfIn PDF document text
- https://lyna-garage.com/htdocs/cljr/data/files/fokenevoguredamikokagaj.pdfIn PDF document text
- https://austarpharma.com/upload/files/wupidazadafatofo.pdfIn PDF document text
- http://rutka.pl/media/upload/files/cc23ed91b2bce571aacff48816baf6bb.pdfIn PDF document text
- http://netcentricnj.com/ckfinder/userfiles/files/xomudeno.pdfIn PDF document text
- https://popa.com.br/wp-content/plugins/super-forms/uploads/php/files/baa3bf31cb4470b4a7d370107adcd3d2/jemot.pdfIn PDF document text
- http://studioguatta.it/userfiles/files/84393625332.pdfIn PDF document text
- http://knupress.com/pds/editor/file/14314586807.pdfIn PDF document text
- http://beautifulmoda.com/userfiles/files/36921033198.pdfIn PDF document text
- http://maxbrio.kr/files/files/fofopetirime.pdfIn PDF document text
- https://ewdel.cz/ckfinder/userfiles/files/vebomefetamigutizizepoxox.pdfIn PDF document text
- http://kanchanaspa.com/ckfinder/userfiles/files/81152509454.pdfIn PDF document text
- http://www.grundys.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16132b6dd00ce6---paxovugot.pdfIn PDF document text
- https://peterdegendt.be/file/mefure.pdfIn PDF document text
- https://calmoinc.com/upload/editor/file/32299069616.pdfIn PDF document text
- https://swaarm.de/app/webroot/upload/files/dirukenozikageguluvaxowu.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=wave+accounting+apkPDF 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_off0000e419.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE419 | 18620 bytes |
SHA-256: eb756f4d752d1d1a0146c93f8103394dadbd07b5fd8941e7d07e18aad6d63756 |
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font_01_sfnt_off00011510.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11510 | 10484 bytes |
SHA-256: 49577e714f6c139a3c7efcb295f0c630cd772ce412474bb126d907ac7ff70ba0 |
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font_02_sfnt_off00012d19.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D19 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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