MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a phishing or trojan threat. It contains a link farm pointing to multiple compromised WordPress sites, which in turn host other PDF files. This suggests a multi-stage attack designed to obscure the ultimate malicious destination and potentially evade detection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9893
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://georgiamusicpartners.org/wp-content/plugins/super-forms/uploads/php/files/7ef1936e03c05312c86066e0f81a67a2/50146916757.pdf In PDF document text
- https://spencershaulageltd.co.uk/wp-content/plugins/super-forms/uploads/php/files/a803ed90190952a3f31788d8e51d10be/59758927674.pdfIn PDF document text
- http://lilit-realty.com/wp-content/plugins/super-forms/uploads/php/files/725d7rn718837gjtobset4afl4/71259878727.pdfIn PDF document text
- http://manufim.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/160c03b5dd2777---18159134583.pdfIn PDF document text
- http://stroisvias.ru/userfiles/file/lefufufezawapexe.pdfIn PDF document text
- https://daleplumbinginc.com/wp-content/plugins/super-forms/uploads/php/files/90bb2ab1b1661428356416fc25e6fafa/23247978003.pdfIn PDF document text
- https://napraforgohotel.hu/upload/file/rujibinosu.pdfIn PDF document text
- https://snabavto.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c96ae4e4ec5---pafafuvadegejifojakigene.pdfIn PDF document text
- https://www.grandeprairie.org/wp-content/plugins/formcraft/file-upload/server/content/files/160d8810adeee4---mojaferogamosawepokitivi.pdfIn PDF document text
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/2fd2e667f39510bef7aabc321023eb88/lubodagan.pdfIn PDF document text
- http://mientaytourist.com/uploads/files/7033621609.pdfIn PDF document text
- http://alternativefitness.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160b3f52dd0a6e---58310828042.pdfIn PDF document text
- http://pkynfe.net/userfiles/file/18000814968.pdfIn PDF document text
- http://www.segurosfacility.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1609717abe2700---xawekemi.pdfIn PDF document text
- http://www.sunarmisir.com.tr/wp-content/plugins/super-forms/uploads/php/files/2cm1jf8cnp1coteikj9p0vn1v3/70110634385.pdfIn PDF document text
- https://vokalensemble-vocembalo.ch/userfiles/file/81886182039.pdfIn PDF document text
- http://www.urbanwaterways.info/files/76658747544.pdfIn PDF document text
- https://www.marthatrotts.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607791bb552ee---82295599478.pdfIn PDF document text
- https://catherinehourihan.art/wp-content/plugins/super-forms/uploads/php/files/2660251bbca07702f944de1eba6cf89c/lupuvoxisivepefuvebinevov.pdfIn PDF document text
- http://botosani.ro/img/uploads/file/63402996693.pdfIn PDF document text
- https://www.bouldersudbury.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a06338af744---29083723328.pdfIn PDF document text
- https://hoovermaids.com/wp-content/plugins/super-forms/uploads/php/files/b605e0370b28621e683b6d9d8a26c544/94268211897.pdfIn PDF document text
- https://mikepromedia.com/wp-content/plugins/super-forms/uploads/php/files/3sft4c1sr4lie6jviqccq4qtm2/pawupasateziz.pdfIn PDF document text
- https://www.baptistenhardenberg.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16090b779a0a06---kimawutokav.pdfIn PDF document text
- http://monkey-do.net/userfiles/file/67308629123.pdfIn PDF document text
- https://mygo.com/ckfinder/userfiles/files/48695283186.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=electronic+fuel+injection+system+research+paper+pdfPDF link annotation
- 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_off0000bcce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBCCE | 15900 bytes |
SHA-256: c769e67aa52f01bba8409dc1c6b4825c6e8a72502f88f9821ffae19dc187a0c1 |
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font_01_sfnt_off0000e5b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5B8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fdcf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDCF | 11212 bytes |
SHA-256: 76ffe251378284696b663f788ad7461ac8f6964bba495a64a824a0301b38aba3 |
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