MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links to compromised websites and disposable hosting, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The document body is unreadable, but the heuristics point to a link farm designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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://www.olympusnorge.no/wp-content/plugins/super-forms/uploads/php/files/e46vehpn188c2gja5qf5dlfs99/63768127120.pdf
- https://wonkingchina.com/d/files/raxak.pdf
- https://www.dolphinrfid.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a26d7a4cde8---94394406937.pdf
- https://maloneslandscape.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b83db170fff---rixexizupepuzokopele.pdf
- http://ilovegabal.net/fckeditor/_upload/file/56019085107.pdf
- https://www.frankcapassoandsons.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607181dd299aa---xelaragituwelubi.pdf
- https://www.sir.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160ada0334a7bc---85982040674.pdf
- http://ventilyatsia-v-sochi.ru/ckfinder/userfiles/files/31187158178.pdf
- http://recamonde.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607052f1aa34b---dokudawaxizunox.pdf
- http://bjoybrands.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608505e4de8a9---defivijogowokan.pdf
- https://www.chinacimctrailer.com/wp-content/plugins/super-forms/uploads/php/files/09995d4dc26bb1bc0033b60ae28d5f84/15342945555.pdf
- https://kakvkusno26.ru/wp-content/plugins/super-forms/uploads/php/files/231bbae99e1d9b06570c95850a348a76/javusezesumanup.pdf
- http://graphicon.hu/wp-content/plugins/formcraft/file-upload/server/content/files/1609c77dcbde99---wegisizedupeteduwitod.pdf
- https://m-co.de/wp-content/plugins/super-forms/uploads/php/files/129bua4i9u04h3h5pmbodein0d/tubuminupiv.pdf
- https://www.emma-solutions.de/wp-content/plugins/formcraft/file-upload/server/content/files/160ad9b9976200---29045766285.pdf
- http://0vote.com/ckfinder/files/64679038334.pdf
- http://www.ashtralmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/16091d0d00aa75---58931799065.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=haunting+9f+hill+house
- 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_off0000e5e1.bin80784ef1f39f5661ec910174dea3f9a3b7c8115fb52ed9d02b211bb9f6542dc0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5E1 | 17056 bytes |
font_01_sfnt_off000112a2.binfed1f531b172418b96350ca50c051c62f1a82ba907794ebb18ad440cb835e122 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x112A2 | 10652 bytes |
font_02_sfnt_off00012af9.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12AF9 | 16792 bytes |
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