MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm on compromised CMS uploads and disposable hosting, aiming to lure users to external sites. Although no scripts were explicitly extracted, the PDF structure and embedded URLs suggest a phishing or redirection attack, likely initiated via spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.6308
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 https://alignerco.com/wp-content/plugins/super-forms/uploads/php/files/73632130707d99ba1462d55f0db31a4f/surisuteronavosavina.pdf In PDF document text
- http://www.maoles.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c72123e4f48---lunuxigoru.pdfIn PDF document text
- https://michaels-limo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c7f7951090---dizafoxoxilibefajox.pdfIn PDF document text
- https://area5srl.it/file/7189978276.pdfIn PDF document text
- https://avenirpourtous.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160c6eb351cfc3---goxakubixuv.pdfIn PDF document text
- http://pvsystreports.com/wp-content/plugins/super-forms/uploads/php/files/dif80msldfu5bcimbq3p4bdne6/18797100187.pdfIn PDF document text
- https://njsolarpower.com/wp-content/plugins/super-forms/uploads/php/files/e6e125ce6cb02dab8969f8b08ec7200f/378232085.pdfIn PDF document text
- http://www.canadavisaservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608bdfc369777---vawagokejigenilolumego.pdfIn PDF document text
- https://zop.bg/webroot/img/content/files/39542205696.pdfIn PDF document text
- https://betenrealestate.com/sites/default/files/file/wotaxutut.pdfIn PDF document text
- https://www.sadcmedia.com/wp-content/plugins/super-forms/uploads/php/files/qnmr93158eadtok8l1al7r3rud/5329887597.pdfIn PDF document text
- http://opalbiosciences.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8ab492669b---25215770935.pdfIn PDF document text
- https://www.brightfieldbusinesshub.co.uk/wp-content/plugins/super-forms/uploads/php/files/1jqvleq561o81vovsbfho91n04/95771280737.pdfIn PDF document text
- https://masterok-kovka.ru/wp-content/plugins/super-forms/uploads/php/files/3ded9fd19932c866e748d1fd73917545/47695730475.pdfIn PDF document text
- https://www.chortho.co.uk/wp-content/plugins/super-forms/uploads/php/files/ikvcc1tc7ku092ecjr8i2kkjl1/24774038265.pdfIn PDF document text
- https://worldkelo.com/wp-content/plugins/super-forms/uploads/php/files/035954613a377f923272c9b17bd2f48a/45072487399.pdfIn PDF document text
- https://gamaconsultores.cl/upload/file/kijunegevasepomatajinemu.pdfIn PDF document text
- http://www.psstrecno.sk/wp-content/plugins/formcraft/file-upload/server/content/files/16080921e0c6e9---foximerive.pdfIn PDF document text
- http://bochosushi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160982e2f5013b---73414899393.pdfIn PDF document text
- https://pmeds.us/userfiles/file/85604422781.pdfIn PDF document text
- http://schokobrunnen.com/idata/texowerepejawuxakod.pdfIn PDF document text
- https://happycolaborativo.com/uploads/files/zofomexijareguluv.pdfIn PDF document text
- http://ascensionchina.com/userfiles/file/2183537723.pdfIn PDF document text
- https://cosalesrep.com/wp-content/plugins/super-forms/uploads/php/files/73d58e3f87b23e098e8e7dc395561cf4/rudepoluguvajufivi.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=japji+sahib+pdf+with+meaning+in+englishPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ee64.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE64 | 11072 bytes |
SHA-256: 9af3e1c0fd2defea7ca106c515d9298ca28b4d37c5e57452480299c64972b25c |
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