MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The document contains numerous links, many hosted on compromised websites, suggesting a link farm designed to redirect users to malicious content. The primary lure appears to be related to software serial numbers, a common tactic for distributing malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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://www.grandeprairie.org/wp-content/plugins/formcraft/file-upload/server/content/files/16087c14db113d---58464767077.pdf In PDF document text
- https://alamansyria.com/userfiles/file/bagabakixumodimululoxogi.pdfIn PDF document text
- http://accronline.com/userfiles/file/taravobudogob.pdfIn PDF document text
- http://schodylux.pl/userfiles/file/vidikunisezutodedazik.pdfIn PDF document text
- https://www.sblending.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160b849946880b---97162017038.pdfIn PDF document text
- http://braintradingbcn.com/wp-content/plugins/super-forms/uploads/php/files/487a85bdf20ccb110defa3848e186f36/52685736484.pdfIn PDF document text
- https://www.sacda.org/wp-content/plugins/super-forms/uploads/php/files/gh9m951vtfkd5g75iriu904596/18343996497.pdfIn PDF document text
- https://hsegroup.ru/wp-content/plugins/super-forms/uploads/php/files/fpj0p9mlrsfjlslm4bgpuapi86/bepezixibesopaxobuniw.pdfIn PDF document text
- https://misionesmedellin2030.com/wp-content/plugins/super-forms/uploads/php/files/bqva4j041r9ra912leaubjtcst/wulezodelofofikazupuliwo.pdfIn PDF document text
- https://www.prowallpanama.com/wp-content/plugins/super-forms/uploads/php/files/1834e23d9574bdf6e3ec677bb076989b/21815933749.pdfIn PDF document text
- http://www.alwaysflorida.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608461c97a298---23256853369.pdfIn PDF document text
- https://deconkhoemanh.com/wp-content/plugins/super-forms/uploads/php/files/a2ths4gne357u0qn819mln9kvc/90878376118.pdfIn PDF document text
- https://mikepromedia.com/wp-content/plugins/super-forms/uploads/php/files/u0sa3o0vvjm03nq50g0o11blm1/wipegedi.pdfIn PDF document text
- https://hostsolutions.ro/app/webroot/files/userfiles/files/zizotes.pdfIn PDF document text
- http://spc1991.com/ckfinder/userfiles/files/44623192479.pdfIn PDF document text
- http://ipvoicenj.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c581639dec3---fokexofofodolowisoximo.pdfIn PDF document text
- http://aberdeeneyes.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160afbe61d8b28---23550840630.pdfIn PDF document text
- https://mavismanagement.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d7e6148e00---pewideva.pdfIn PDF document text
- http://www.viksexteriors.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607240a7d2104---22186458700.pdfIn PDF document text
- https://swotin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608a9e5cb677e---jijugiwipipawut.pdfIn PDF document text
- http://guides2alpes.fr/uploads/file/nobuxez.pdfIn PDF document text
- http://goergenpainting.com/clients/0/0d/0d1038892961fdbf96b6a8e7e8daca8f/File/sokonukukitasexiteke.pdfIn PDF document text
- http://lyjclinic.com/ckupload/files/12016861577.pdfIn PDF document text
- http://www.platformliften.info/wp-content/plugins/formcraft/file-upload/server/content/files/160a963a91ce98---retivurosuk.pdfIn PDF document text
- https://www.spoton.pet/wp-content/plugins/super-forms/uploads/php/files/9f14tt2niv5mgub4k5kipaan6m/gudofigeferajerup.pdfIn PDF document text
- http://beloezoloto.ru/userfiles/file/78900939381.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=adobe+acrobat+x+serial+number+locationPDF 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_off0000e94d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE94D | 10856 bytes |
SHA-256: 159806276d8a1d25ab578e8c1096fc16989dc4c8e2b8cfe4917a29ab70bff85a |
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font_01_sfnt_off00010256.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10256 | 17128 bytes |
SHA-256: 7ae9a41e7b00cf63663002172efd0fc80eb96e5ee0a0e936aedc05a398cfe5ae |
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font_02_sfnt_off00012f1d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F1D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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