MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links to external websites, many hosted on compromised CMS platforms or disposable domains, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or distributing further malware. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics reinforces this, pointing to a campaign leveraging SEO poisoning and compromised sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.5806
Heuristics 5
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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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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://fixafilm.se/userfiles/file/45032513830.pdf In PDF document text
- http://ahs1978hounds.com/clients/0/09/09313dc2b2b2138818c22350edca9cf7/File/32257590384.pdfIn PDF document text
- https://cqc-material.com/app/webroot/userfiles/files/kamanevadane.pdfIn PDF document text
- https://118highschool.am/wp-content/plugins/super-forms/uploads/php/files/f6ec92c29284b1de1815efe857bb4a9c/gulaxa.pdfIn PDF document text
- http://dogoxuavanay.vn/uploads/files/kixike.pdfIn PDF document text
- https://www.etbsupplies.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bf28623fd44---farabomiraru.pdfIn PDF document text
- http://www.inhd.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607c033bd3277---53090759792.pdfIn PDF document text
- http://materialdeestudo.top/userfiles/files/gapesag.pdfIn PDF document text
- https://asthasupermarket.com/userfiles/file/monosawapigotanifomoko.pdfIn PDF document text
- http://www.brennholz-heinlein.de/wp-content/plugins/formcraft/file-upload/server/content/files/1609ab60d3ff5e---jozugerotapiliwarezisoku.pdfIn PDF document text
- http://www.cascinasorigherio.it/wp-content/plugins/formcraft/file-upload/server/content/files/1609dd79b5c038---suzifar.pdfIn PDF document text
- https://engineeredrepinc.com/wp-content/plugins/super-forms/uploads/php/files/5dbbd9047caeae530df1fb8c99670e76/modinowitanigiwafodofi.pdfIn PDF document text
- http://macautemple.com/userfiles/file/betogixaxuliku.pdfIn PDF document text
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/be7aa8dc98b898ef6371f748aebaaf26/pozowofagosaxisa.pdfIn PDF document text
- https://pergamine.com/ckfinder/userfiles/files/93386969485.pdfIn PDF document text
- http://farmina.ru/uploads/files/74436182052.pdfIn PDF document text
- https://pakistanchristiancongress.org/userfiles/file/tagibej.pdfIn PDF document text
- http://omonetach.pl/foto/ilustracje/file/99297869389.pdfIn PDF document text
- https://acgroupenterprise.com/userfiles/file/92198001017.pdfIn PDF document text
- http://chapmanhighschoolclassof1968.com/clients/c/cb/cb1fed5110c07f199f416a264ee6943c/File/52164931051.pdfIn PDF document text
- http://birzebbugastpetersfc.com/files/file/kabixowurejutugojogu.pdfIn PDF document text
- http://luxcottage.ru/stroykamen/userfiles/files/46913899249.pdfIn PDF document text
- http://geodez.com/pliki/file/78267137202.pdfIn PDF document text
- https://www.sixteengrams.com/wp-content/plugins/super-forms/uploads/php/files/5961961gduejm38kv687tu1f43/79673476311.pdfIn PDF document text
- http://ih-consultant.com/ckfinder/userfiles/files/rarizotupuzexemofudo.pdfIn PDF document text
- https://anup.bo/images/files/50457852317.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=income+expense+excel+templatePDF link annotation
- 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_off00010b54.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B54 | 10396 bytes |
SHA-256: 992ab56eadc2234014d5fffd6218ef5b7b629e2c6213c1ea57baa3fb30c6dca9 |
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font_01_sfnt_off000122e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122E5 | 17512 bytes |
SHA-256: 9a6d9a566aa88e3bf26043bb47f3997ff1b7a28bd640864ae993d8f38bdd65fc |
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font_02_sfnt_off000150b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x150B1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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