MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Several heuristics point to the PDF being a link farm hosted on compromised WordPress sites, directing users to potentially malicious PDF files. The document body, though heavily obfuscated, contains metadata suggesting it was generated by wkhtmltopdf, a tool often used to create documents for phishing lures.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://makemycake.gr/wp-content/plugins/super-forms/uploads/php/files/l3i37dp6ujkvu1otr5h9f3h39d/dafugujex.pdf In PDF document text
- http://sp3siemianowice.pl/userFiles/files/89586147826.pdfIn PDF document text
- https://menu2uplus.com/images/file/16530566658.pdfIn PDF document text
- http://www.gametimecatering.com/wp-content/plugins/formcraft/file-upload/server/content/files/160817ddb95811---xirevifa.pdfIn PDF document text
- https://sg-design.top/wp-content/plugins/super-forms/uploads/php/files/3383a3fa786e0512495085dc5465ba63/gusuzosulabobofefupego.pdfIn PDF document text
- http://lalitas-thaimassage-spa.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a8ccfca95fb---ruloxuwupanexidiwatit.pdfIn PDF document text
- https://www.quatainvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607ae935b74c2---vivudomugipok.pdfIn PDF document text
- http://math-talk.kr/wp-content/plugins/super-forms/uploads/php/files/1oo6tuu8mlsn7qi40te46p0cia/77941469576.pdfIn PDF document text
- https://frennphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/160abc307bf25a---zupiwomezizinerateladobo.pdfIn PDF document text
- https://www.golaw.net/wp-content/plugins/formcraft/file-upload/server/content/files/160c3d9f871930---12691654698.pdfIn PDF document text
- https://nnkcreations.com/userfiles/file/52694088890.pdfIn PDF document text
- http://www.alfainstal.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160a46dab95e41---wasaz.pdfIn PDF document text
- https://tehnol.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1607da1f26e7be---64000136754.pdfIn PDF document text
- http://jhdljz.com/userfiles/file/1624511619.pdfIn PDF document text
- https://tedvandergulik.nl/userimages/file/23580344200.pdfIn PDF document text
- http://xn--e1aazeoc7d.xn--p1ai/images/shared/file/goponogupaguma.pdfIn PDF document text
- https://jnfarley.com/wp-content/plugins/super-forms/uploads/php/files/i3h7ndus3anhhh4o2g0i66g284/webagojunil.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=old+devotional+songs+in+tamilPDF 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001455c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1455C | 5136 bytes |
SHA-256: ff62117c2e666da5b8a8bdcf64bfe3e0e70a2731d65f7092a5f4ea2e54a02f2a |
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font_01_sfnt_off000156c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x156C9 | 11136 bytes |
SHA-256: c0be2eea9763896fec8b2556e6a0374c167e5b8229e1388fc0f19590d6bbe9c3 |
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