MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm directing to multiple URLs hosted on compromised WordPress sites, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. Although no scripts were explicitly extracted, the nature of the URLs and the 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic point towards a malicious document designed to lure users to external, potentially harmful, sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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://redwoodpwr.com/wp-content/plugins/super-forms/uploads/php/files/df4qk1f5kepkmnb0a33gp31hg0/31083491248.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3acdf88ace---lidupojexugimixi.pdf
- http://ekolojikweb.net/upld/userfiles/file/lisulowolozaramo.pdf
- https://www.getfitcrew.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083283aefab5---zodixuvisosefotosox.pdf
- https://mosconi.net/userfiles/file/baxewoxo.pdf
- http://yatros.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1607c2aadde14c---57234905010.pdf
- http://linkingpeople.info/userfiles/file/43118490227.pdf
- https://www.urban-quartz.co.uk/wp-content/plugins/super-forms/uploads/php/files/1d48e56072d49fd5216279590e8fb38c/gobufetusabufubejelavati.pdf
- https://www.carlosfunes.es/wp-content/plugins/formcraft/file-upload/server/content/files/1608ef4746051e---7980077085.pdf
- http://appartenvue.net/appart/upload/images/68663675317.pdf
- https://steklo-shik.ru/userfiles/file/sonadobejezuma.pdf
- https://chris-arnold.com/userfiles/file/wilino.pdf
- https://csom.cz/wp-content/plugins/super-forms/uploads/php/files/c32fc2eb1d8e47321dfa2f5642033c3e/47147918727.pdf
- https://irepairplus.nl/app/webroot/files/userfiles/files/pusataz.pdf
- https://travelsafeway.com/userfiles/file/18953472960.pdf
- https://rescue.bg/wp-content/plugins/formcraft/file-upload/server/content/files/1609d3f6c3a13b---sanukavobatodumixeweg.pdf
- http://www.ez4parcel.net/upfile/files/2021/06/28/60433064435.pdf
- http://argentum.com/wp-content/plugins/super-forms/uploads/php/files/pc8u40l2s8uto7628srmi0maik/tadudiwemesufidota.pdf
- http://iehyun.com/editorupload/file/xodobafuwoxoreranufefetox.pdf
- http://www.morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160944214615c2---28933621506.pdf
- https://study-go.info/wp-content/plugins/super-forms/uploads/php/files/ed1d82842c1851e31d94d38b40e2933f/503629958.pdf
- http://www.inhd.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607e96bf5baef---puruvawuve.pdf
- https://tlpnw.com/wp-content/plugins/super-forms/uploads/php/files/4e694fd0bfb9879d6f1076d56ef8a0e7/18628142535.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=order+in+space+keith+critchlow+pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ece9.bincfd8187fdfb70f4b6c4749bd94e1c2242e45b24c6b61ab23a65f50aa4720903e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECE9 | 10920 bytes |
font_01_sfnt_off00010639.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10639 | 16792 bytes |
font_02_sfnt_off00011e4b.bin75b2b298e286e41c09fda8dbad219b83a8dc55ce181b625a2b912d87987a4da0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E4B | 17332 bytes |
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