MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous links, many of which point to websites that appear to be compromised CMS uploads, suggesting a phishing or redirection scheme. The presence of multiple links on potentially compromised hosting further supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 6
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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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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://nobleanimalsanctuary.org/wp-content/plugins/super-forms/uploads/php/files/tmp/87003480624.pdf In PDF document text
- https://martensmgt.com/business_school/uploads/file/44272691552.pdfIn PDF document text
- http://chingyi.tw/userfiles/files/fazafewavixapumiwekiseled.pdfIn PDF document text
- https://maria-galland.ru/files/file/gakenotadusolijekipu.pdfIn PDF document text
- http://careerhack.net/wp-content/plugins/formcraft/file-upload/server/content/files/160c604167b9f2---19745166229.pdfIn PDF document text
- https://djhelaly.com/wp-content/plugins/super-forms/uploads/php/files/8edb0315b2f08eee3e55b5f8101a1a85/40582774785.pdfIn PDF document text
- http://reiki-roots.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160a8510cae06e---lexixute.pdfIn PDF document text
- http://ardechetendancebrut.fr/userfiles/ardechetendancebrut.fr/file/26203320717.pdfIn PDF document text
- http://www.1atlanticfunding.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607db96c7c604---2440725751.pdfIn PDF document text
- https://www.cdscabling.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1606c9f8bd4e5a---pesebibek.pdfIn PDF document text
- http://tumonjfk2020reunion.org/clients/f/fe/fe8b949e9fe7e5065ccade199761aacb/File/12115453980.pdfIn PDF document text
- https://istanajpdua.com/contents//files/90677544759.pdfIn PDF document text
- http://www.sparkprototypes.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607376aacf3a4---13030022060.pdfIn PDF document text
- http://luckyassessoria.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b11fc5a049c---69071070280.pdfIn PDF document text
- https://gamletaarnhuset.no/wp-content/plugins/formcraft/file-upload/server/content/files/160bacaaa50fdf---281398778.pdfIn PDF document text
- http://synergytaekwondo.com/click2buy_newp/userfiles/file/56663833988.pdfIn PDF document text
- http://conservationenergy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b295f9259e---45348586097.pdfIn PDF document text
- https://napraforgohotel.hu/upload/file/90715847453.pdfIn PDF document text
- http://domeinbeverdonk.be/assets/files/file/35040873938.pdfIn PDF document text
- https://www.hamburgeriaagricola.com/wp-content/plugins/super-forms/uploads/php/files/e1d9qekg85uj785ecnjb3kd6nu/49076173718.pdfIn PDF document text
- http://maility.pl/_ADRESuserfiles/file/54079127090.pdfIn PDF document text
- https://www.lavishlook.se/wp-content/plugins/super-forms/uploads/php/files/177bc9c0cad6134b53fd9dd6363aaef8/sudixegomaku.pdfIn PDF document text
- http://www.yoko-ono.be/images/userfiles/file/zagorasiweruwimelus.pdfIn PDF document text
- http://ilturismoinitalia.it/userfiles/files/56687184845.pdfIn PDF document text
- https://comesa.com.pe/wp-content/plugins/super-forms/uploads/php/files/jgtp1git3kbdlc3dcksp72fpl5/94955693897.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=save+html+pages+as+pdfPDF 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_off0000e7d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7D7 | 10668 bytes |
SHA-256: d7ccc60778c140986b0c6aa3e65a681f656faa122bacfcfcec236192ada23270 |
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font_01_sfnt_off00010025.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10025 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011837.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11837 | 17212 bytes |
SHA-256: 99dfa4ad2daca2f294a759c243bf30c8dd46e709e68600b87475c9058e30cb44 |
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