MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external links, many pointing to compromised CMS upload directories, suggesting a phishing or malware distribution campaign. The ML classifier and ClamAV detection strongly indicate malicious intent. While no scripts were directly extracted, the structure and numerous URLs point to a malicious link farm designed to lure users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9984
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://ketchas.ru/uplcv?utm_term=summertime+saga+cheat+apk+download PDF link annotation
- https://fullprotec.com/ckfinder/userfiles/files/xirejuzib.pdfIn PDF document text
- https://majubesar.info/contents//files/wikobefifezemelagis.pdfIn PDF document text
- http://leebyunghun.kr/new/upload/board/files/bovedifoxisubatev.pdfIn PDF document text
- https://www.intermediastudios.com.mx/wp-content/plugins/super-forms/uploads/php/files/b2b4e9efd17e2064a0eaa782c8da5bdd/4183662204.pdfIn PDF document text
- http://www.derbysignandgraphics.com/uploads/file/4751224816.pdfIn PDF document text
- https://saftanton.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160d1b9eb1f720---89830049443.pdfIn PDF document text
- https://www.kbstephens.com/wp-content/plugins/super-forms/uploads/php/files/56bdbeb5abc6943774dc25d8c0a3430a/14821986321.pdfIn PDF document text
- http://www.expo-hotel.com/english/wp-content/plugins/formcraft/file-upload/server/content/files/16097a8852d82d---19103695566.pdfIn PDF document text
- http://www.kocay.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160849b501da18---zijegipuwewejilefejenowa.pdfIn PDF document text
- https://londonvipchauffeur.co.uk/wp-content/plugins/super-forms/uploads/php/files/9daba2fb96d1a5fc678ef77c10ac41f8/bunal.pdfIn PDF document text
- http://www.majoriscambio.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b1bcc8c6f15---lakuvegade.pdfIn PDF document text
- https://www.makathastaliklari.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607ead65a6b2b---97495173853.pdfIn PDF document text
- http://fine-trading-knotwork.de/uploads/media/zusovamupefaziwimubera.pdfIn PDF document text
- http://ericshartman.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/2829850591.pdfIn PDF document text
- https://www.siemers-deutschmann.de/wp-content/plugins/super-forms/uploads/php/files/1pboouddga3bhf8md6k2muocib/11965275682.pdfIn PDF document text
- https://holyfamilyhospitals.com/ckfinder/userfiles/files/42143506328.pdfIn PDF document text
- http://monkey-do.net/userfiles/file/jeturepojigaxaxe.pdfIn PDF document text
- http://xn--b1ahhafccpgkb2bxo.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/dd71edb3c5764b0ea925bfd36c184adf/74073882897.pdfIn PDF document text
- https://gaseg.com/wp-content/plugins/super-forms/uploads/php/files/bjtblcgc9gss1vsqtfiu046ne2/fepax.pdfIn PDF document text
- https://fid-data.fr/app/webroot/uploaderfiles/puridala.pdfIn PDF document text
- https://primewestelectrical.com/wp-content/plugins/super-forms/uploads/php/files/7cf63a7579eed4d6a3e8e3864f591b5c/puvugo.pdfIn PDF document text
- http://cuboni.com/uploadfile/hong202107281328481466.pdfIn PDF document text
- http://allmedicus.com/userfiles/file/wepovogamemok.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_off0000be58.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBE58 | 11312 bytes |
SHA-256: 9f5afe551ef41b1407f55e1b3bc40591da2b6bf9e0750e8892b49639f8dfa2dd |
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font_01_sfnt_off0000d89c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD89C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f0ae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0AE | 15712 bytes |
SHA-256: cab2cd12889a6db9962c42f6598f7bbf3d9d635431297e8b99c0c1e487f64bf5 |
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