MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as 'Pdf.Phishing.Trojan' and an ML classifier indicated a high probability of maliciousness. Heuristics reveal it functions as a link farm, pointing to numerous compromised CMS uploads and disposable hosting sites. The embedded URLs suggest an attempt to lure users to external, potentially malicious, content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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 http://indecomavo.pl/inc/77012920607.pdf In PDF document text
- http://sportschoolindex.nl/images/uploads/zegomiguz.pdfIn PDF document text
- https://swimproject.eu/wp-content/plugins/super-forms/uploads/php/files/520f067b3b07f721488cb27d2d130bb2/38166963045.pdfIn PDF document text
- https://powermailer.in/userfiles/file/nalop.pdfIn PDF document text
- http://sushikyototogo.com/uploads/files/88630949628.pdfIn PDF document text
- http://prunay-en-yvelines.fr/ckfinder/userfiles/files/nokuzegababanu.pdfIn PDF document text
- http://juha.be/_files/file/sitonomikakovapo.pdfIn PDF document text
- http://maxgear.cz/webpagebuilder/ckfinder/userfiles/files/19376512189.pdfIn PDF document text
- http://transcash.com/ci/userfiles/files/bebagetijubozuvenepeven.pdfIn PDF document text
- https://elitteaccesorios.com/wp-content/plugins/super-forms/uploads/php/files/82hgk6g5gec25pvj3jbd2oq8qf/pesuwonudoxinex.pdfIn PDF document text
- https://gamletaarnhuset.no/wp-content/plugins/formcraft/file-upload/server/content/files/16091f0c7c9e0b---gotowizaguriforoti.pdfIn PDF document text
- http://ansatrans.ru/admin/ckfinder/userfiles/files/11193599224.pdfIn PDF document text
- http://timatey.kz/wp-content/plugins/super-forms/uploads/php/files/9s3sjjtqbl1nlabvq8qcqjflb6/pebajuxobawubekir.pdfIn PDF document text
- http://luckyassessoria.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1606c8fb0932bd---xetojivevedasijuxoremikab.pdfIn PDF document text
- https://genesisbehaviorcenter.com/wp-content/plugins/super-forms/uploads/php/files/b70e1e95ea276664548ffcab664cd79d/98544139939.pdfIn PDF document text
- https://andrejc.si/files/file/29668881994.pdfIn PDF document text
- https://christianboudreau.com/wp-content/plugins/formcraft/file-upload/server/content/files/160abd04975d5b---fodutotaduxolu.pdfIn PDF document text
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606ef830d4357---85756263039.pdfIn PDF document text
- http://fteq.ru/files/file/soduxesovowitukelag.pdfIn PDF document text
- http://bonfiremadigan.com/uploads/fckeditor/file/2982671638.pdfIn PDF document text
- http://alexandraharris.com/clients/36054/File/maboxosiji.pdfIn PDF document text
- https://segurosjdd.com/wp-content/plugins/super-forms/uploads/php/files/rsc5qlnkp07pkc2j9d6d4lp903/gejinelusar.pdfIn PDF document text
- https://nhorizontours.com/userfiles/files/76805961242.pdfIn PDF document text
- http://jaatkinson.com/userimages/zokojojesedogonorepobovak.pdfIn PDF document text
- http://kartelabasligi.com/images_upload/files/47879207397.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=to+appeal+to+someonePDF 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_off0000cc1d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC1D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e434.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE434 | 10184 bytes |
SHA-256: 09c61a4ea0d54793fa798986fecdea6d5119348a42951ff3350171b6275507e8 |
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font_02_sfnt_off0000fb0c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB0C | 16816 bytes |
SHA-256: 10a96252ea4b72f26779393c81ea314344103c249bba833c04c30aaca685afc7 |
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