MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by a machine learning classifier and ClamAV as malicious. It contains a link farm pointing to numerous compromised WordPress sites, suggesting an attempt to distribute phishing content or malware. The PDF structure and embedded links indicate it's likely part of a spearphishing campaign, aiming to redirect users to malicious external resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9915
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://philabc.ru/uplcv?utm_term=travel+vocabulary+test+pdf PDF link annotation
- http://cageart.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607f6e0e99654---90559488553.pdfIn PDF document text
- http://www.unidacardoso.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16084ae8688895---witerorej.pdfIn PDF document text
- http://artkulinaria.pl/sites/default/files/file/33388745482.pdfIn PDF document text
- http://robotsuk.com/luckingbros.co.uk/userfiles/files/92843287244.pdfIn PDF document text
- http://www.naturapreserved.com/wp-content/plugins/formcraft/file-upload/server/content/files/160de784d9b362---23162084099.pdfIn PDF document text
- http://www.victorian-manor.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160c44f5dc2596---64295821591.pdfIn PDF document text
- http://uro-medical.pl/zdjecia/fotki/file/vebobamujanaz.pdfIn PDF document text
- https://agentcctv.com/userfiles/file/47637375373.pdfIn PDF document text
- http://cohn-vossen.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c8e86b8888---bawexerajawotaxoz.pdfIn PDF document text
- https://songhong.info/userfiles/file/77997512052.pdfIn PDF document text
- http://a2itsolutions.com/chop/multimedia/userfiles/file/pupugebufuvu.pdfIn PDF document text
- https://hightechrustremovers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/161043a08755d4---mekivonazipowariredume.pdfIn PDF document text
- http://thecountryclub32055.com/userimages/62782415461.pdfIn PDF document text
- http://fractinvest.com/uploads/file/58484007106.pdfIn PDF document text
- http://globeksa.com/ckfinder/userfiles/files/rugefegako.pdfIn PDF document text
- https://razdolle.by/wp-content/plugins/super-forms/uploads/php/files/00ee8mg7soj3ho3trvapog5tp7/60504271455.pdfIn PDF document text
- https://travels-ukraine.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa04a26c94b---4510528758.pdfIn PDF document text
- https://www.jahnigterbraak.nl/wp-content/plugins/formcraft/file-upload/server/content/files/161210874511d4---64484031134.pdfIn PDF document text
- http://www.zulfugar.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608dd6336e859---93886005851.pdfIn PDF document text
- https://ballestermultiservicios.com/wp-content/plugins/formcraft/file-upload/server/content/files/160767cca379ae---gijobujaji.pdfIn PDF document text
- https://spazmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/160919f69a9d52---85549025737.pdfIn PDF document text
- https://tidurmalam.com/contents//files/derasiz.pdfIn PDF document text
- https://www.northwoodmedical.ca/wp-content/plugins/super-forms/uploads/php/files/h02krku58ctqvonc5iq43jc14v/nowufulejikoled.pdfIn PDF document text
- http://www.cddfct.com/up_files/file/86722871441.pdfIn PDF document text
- http://centronegozi.com/public/dasewijadob.pdfIn PDF document text
- http://tumwebthailand.com/ckfinder/userfiles/files/99231708255.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_off0000bca9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBCA9 | 10800 bytes |
SHA-256: 3a83460c3050cc471d678ee77f7eb9cf6145325db688e6d43b716459af4daaf6 |
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font_01_sfnt_off0000d587.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD587 | 16236 bytes |
SHA-256: fb9bd5f44bd022684aa9d2583c4ae86c149487363faa50804b4590cbb862cffc |
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font_02_sfnt_off0000ff1f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF1F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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