MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to compromised CMS uploads and disposable hosting, suggesting a link farm designed to trick users into downloading malware. The ML classifier and ClamAV detection strongly indicate malicious intent. The presence of a 'download button' heuristic further supports the lure-based attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
Heuristics 7
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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 http://adamlegal.com/userfiles/file/21599092411.pdf In PDF document text
- https://earplighting.com/wp-content/plugins/super-forms/uploads/php/files/bee1d9c5c50722fb19e740ba760b3069/72939037438.pdfIn PDF document text
- https://bleikss.com/userfiles/file/sokibo.pdfIn PDF document text
- http://familiegravesen.dk/ckfinder/userfiles/files/33320593562.pdfIn PDF document text
- http://www.hypnotiseur.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c760392efb---wumeganofutonifizenijor.pdfIn PDF document text
- http://afro-safari.com/upload/files/72224021779.pdfIn PDF document text
- http://phukhoabacninh.com/images/files/11752115584.pdfIn PDF document text
- http://drvision.org/wp-content/plugins/formcraft/file-upload/server/content/files/1609f5c844e465---luxokafetomugajaf.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8ff726af2c---jataf.pdfIn PDF document text
- https://yuktiedu.com/wp-content/plugins/super-forms/uploads/php/files/d0445d3abc6f768d1442344e0f6c7da4/nirilek.pdfIn PDF document text
- https://nowackleverkusen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160adaea64e2e0---rumadimixomifuz.pdfIn PDF document text
- https://beaumont-residence.com/wp-content/plugins/super-forms/uploads/php/files/7b3bikh4uqdlh8iigtajspiolk/69364328660.pdfIn PDF document text
- http://kwong-cheong.com/userfiles/xejirot.pdfIn PDF document text
- http://lasfyy.com/uploadfile/file/20210602224947721.pdfIn PDF document text
- https://joepromenshealth.com/wp-content/plugins/super-forms/uploads/php/files/d8f24300d7970856d5054ce69356b3f7/65033187737.pdfIn PDF document text
- http://gd-weimi.com/upfolder/e/files/20210529012807.pdfIn PDF document text
- http://www.orarestauratorisaf.it/wp-content/plugins/formcraft/file-upload/server/content/files/160b7fd6a67900---setib.pdfIn PDF document text
- http://limoride.net/gallery/file/gonatupanavitu.pdfIn PDF document text
- http://shethof.ch/cgi-bin/dynamisch/file/63300872399.pdfIn PDF document text
- http://analogsys.com/uploaded/file/13652768160cb0c6204e42.pdfIn PDF document text
- http://www.trimbleexpress.sk/wp-content/plugins/formcraft/file-upload/server/content/files/16082975cd1c6f---58233843397.pdfIn PDF document text
- http://i-daa-wl.de/userfiles/79103031677.pdfIn PDF document text
- http://jncs.kr/page_data/file/20210719092450.pdfIn PDF document text
- https://unitedcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/160833a63155b7---nirefikanedubime.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e959047f474---12225956502.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=logic+pro+10.5+update+crackPDF 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_off0001013e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1013E | 10892 bytes |
SHA-256: a5eee6450b040e6e7384b352520cb8e88b003525e706f55fd3b40076c8e7b72a |
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font_01_sfnt_off00011a7c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A7C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001328e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1328E | 17140 bytes |
SHA-256: f496765baeddf09e356aad5eb266fb74b04249d708af0a7d405b9895b4a1013f |
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