MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://springkasteelhuren.be/userfiles/file/67970543292.pdf
- http://www.lukoilmarine.com/ckfinder/userfiles/files/sorilufube.pdf
- https://askisan.com/upload/ckfinder/files/ralulotiviki.pdf
- https://pvcmikser.com/upload/files/netozatil.pdf
- http://kd-council.com/upfile/files/28676301336.pdf
- http://good163.cn/Uploadfiles/files/38781413928.pdf
- http://airconbank.com/upload/fckeditor/file/22056881860.pdf
- http://claudiodauelsberg.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16139f8e6f3eba---mexorapizevim.pdf
- http://dreiseengrundschule.de/files/6428621494.pdf
- https://fsbulletsandbrass.com/userfiles/files/52816604593.pdf
- https://dacoma.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161316aa15e839---banijujezeditotex.pdf
- http://bbdecontra.com/userfiles/files/54840816825.pdf
- http://rideabikenews.com/user_img/files/poturege.pdf
- http://saatgaamkansarasamaj.com/admin/uploads/files/58421404654.pdf
- http://max-metal.pl/gfx/file/40001158037.pdf
- http://nirmalamathachurch.org/cms_uploads/image/file/tabapigubozolu.pdf
- https://badrivishal.com/media/zevigulalokulikulewu.pdf
- https://mobspace.xyz/web/img/podborky/files/39617314414.pdf
- http://holzweiss.at/56615048805.pdf
- https://satnamunicipalcorporation.com/admin/ckfinder/userfiles/files/20752300615.pdf
- http://moriefrusca.com/userfiles/files/98627546622.pdf
- https://sirikulsteel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d5667ef003---bajobimabunojamul.pdf
- https://majubesar.net/contents/files/fiwanoboxogojupujawezev.pdf
- http://portalcom-b2b.es/img/user//file/_0275881001631284114.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=popcorn+time+firetv
- 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_off0000e361.binb223a79180c6ae8eb9e1778939c78fd86cd3ce23cda3dc4f1307a37220547ff1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE361 | 20836 bytes |
font_01_sfnt_off000118c9.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x118C9 | 16792 bytes |
font_02_sfnt_off000130e0.bin3ecd90f0a948af7fc1f5ce426e3a9a62ecf9af59ae1ed5a7d2b9f68b709ef6b3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x130E0 | 10332 bytes |
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