MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable domains, indicating a phishing or malware distribution attempt. The ClamAV detection and ML classifier strongly suggest malicious intent. The document's structure as a link farm, directing users to external resources, is a common tactic for initial access.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://irlanc.ru/uplcv?utm_term=eso+partners+in+crime+guide PDF link annotation
- http://tv-sat.cz/userfiles/file/vomaterofodigoxosenudadez.pdfIn PDF document text
- http://trustarshida.co/cache/fck_files/file/4980367082.pdfIn PDF document text
- http://carrollcountylawyers.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/68725524829.pdfIn PDF document text
- http://www.petersmetalstitching.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1609ed6007847b---49414285056.pdfIn PDF document text
- http://greenhousehotel.vn/uploads/image/files/rixiwog.pdfIn PDF document text
- https://sahodayabbsr.com/test/fckeditor/file/56355915427.pdfIn PDF document text
- http://midiabyz.com/wp-content/plugins/super-forms/uploads/php/files/297ea3af4748958c004840c03c1cf55c/94975742092.pdfIn PDF document text
- http://botosani.ro/img/uploads/file/zowexarabusupigiwitepeg.pdfIn PDF document text
- https://kassa-evotor.ru/wp-content/plugins/super-forms/uploads/php/files/o2l0622acd3j34kb2j2786ti34/43994608601.pdfIn PDF document text
- http://donateagift.eu/userfiles/file/37470089925.pdfIn PDF document text
- http://garderoba.sk/images/_file/89417873785.pdfIn PDF document text
- https://vibangnhadat.com/uploads/files/34211197263.pdfIn PDF document text
- https://www.ideaklinikkadikoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ac2148b8bbb---53316511951.pdfIn PDF document text
- https://www.tonygssoulfood.com/wp-content/plugins/super-forms/uploads/php/files/a036140dfe1b97d3c0a5ba062c8751bb/gesajiguvijutimarowaloge.pdfIn PDF document text
- https://www.landalastadservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160fb040e7e096---pazanikipasubujab.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16088fb1bcb848---balufafunogizevajamo.pdfIn PDF document text
- http://www.maarsehoveniers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607cabefe6893---keruvurojafonefaxoruwewaz.pdfIn PDF document text
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/q14junvlj0e0n7ooioj7lj1ko7/59588931964.pdfIn PDF document text
- http://xn----9sbbnbtte4cyg.xn--p1ai/ckfinder/userfiles/files/mulajo.pdfIn PDF document text
- https://grahampropertytax.com/wp-content/plugins/super-forms/uploads/php/files/6aff2b091cc1de01409c8e0b88241553/44804734727.pdfIn PDF document text
- https://www.helpagesl.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a0b3fc78ccc---66920120263.pdfIn PDF document text
- http://ziepniekkalns.lv/wp-content/plugins/formcraft/file-upload/server/content/files/1609d12f618ccd---marozum.pdfIn PDF document text
- https://andrejc.si/files/file/tozizowo.pdfIn PDF document text
- http://dvarenda.ru/upload/file/diduxewidezogigogilubuf.pdfIn PDF document text
- https://notofthisgalaxy.com/wp-content/plugins/super-forms/uploads/php/files/g4h036ouktrenbioubgc22c7b8/jixurasujememosujepaw.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_off0000f6d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF6D9 | 17024 bytes |
SHA-256: 9858c7e5b0473e25e477695e3808411420058dc3083facdbf5de1a55edbaa073 |
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font_01_sfnt_off00012355.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12355 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013b6c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13B6C | 10892 bytes |
SHA-256: 01341b6f6285e2d387013dcf670a87806d7e682fb7b0c5be1d7fea3de734b79a |
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