MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was identified as malicious by a machine learning classifier and ClamAV. It contains a link farm with multiple URLs hosted on compromised WordPress sites, suggesting an attempt to redirect users to malicious content. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates these links are likely on disposable hosting, further supporting a malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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://www.higher-energy-trampolineclub.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c97b40a1af5---delox.pdf In PDF document text
- http://ganan10.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/1606f6d7ee076a---96945861649.pdfIn PDF document text
- https://chmelo.hu/sites/default/files/file/31341588350.pdfIn PDF document text
- https://cafemocion.com/userfiles/file/84150450744.pdfIn PDF document text
- https://www.heainc.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d49ed8c4798---mazalapokijasadefomoxepop.pdfIn PDF document text
- http://clasesholandes.com/userfiles/file/59734608084.pdfIn PDF document text
- http://hilltopperalumni.com/clients/9/93/936f23dc4abb03f6d4a1aae2c8a32781/File/49597476716.pdfIn PDF document text
- https://www.ciabrini-immobilier.com/wp-content/plugins/super-forms/uploads/php/files/6brql3mqt4taud3ca3an1qgo3j/66345189260.pdfIn PDF document text
- http://www.superior-inkjet.com/login/ckfinder/userfiles/files/bufemawijaliwafekexob.pdfIn PDF document text
- http://chatyzvule.cz/uploads/nologosutebapevowulukip.pdfIn PDF document text
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a6b97aafb3a---58285448972.pdfIn PDF document text
- https://www.kngroup.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607218e9d4277---67140073811.pdfIn PDF document text
- https://www.msolartop.cz/wp-content/plugins/formcraft/file-upload/server/content/files/160988ba350d93---jidemasesis.pdfIn PDF document text
- https://graffitipaintstudio.com/wp-content/plugins/super-forms/uploads/php/files/648d52b3098538348812960e1403475b/mojixulamagiwokiko.pdfIn PDF document text
- http://tonystelly.com/clients/873487/File/riwixenemomidopoluza.pdfIn PDF document text
- https://www.sabiamente.es/wp-content/plugins/formcraft/file-upload/server/content/files/1609a3a082c5fc---vanemekopaligoz.pdfIn PDF document text
- http://a2itsolutions.com/chop/multimedia/userfiles/file/15457864134.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=4+equal+sides+and+no+right+anglesPDF link annotation
- http://s292376414.onlinehome.fr/datas/imgmail/file/zipalagoniverowuze.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_off0000d1c6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD1C6 | 16872 bytes |
SHA-256: e30d0616a72b2c4dc9d62f778d9747051dc6f627aa872d946f3eb50a3baaa8bb |
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font_01_sfnt_off0000fd88.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD88 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001159f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1159F | 10752 bytes |
SHA-256: a9834352a6f898dcf250b4d3784a95de6d07306eb2523f3b5bae935d527b5c99 |
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