MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to websites that appear to be compromised CMS uploads, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly suggest malicious intent. The embedded URLs are likely part of a campaign to lure victims to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9916
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 http://besttailor.info/ckfinder/userfiles/files/8165077837.pdf In PDF document text
- https://www.accidentinjurylascruces.com/wp-content/plugins/super-forms/uploads/php/files/k6ca54t5mds115uj0mnvs89ii2/71243288410.pdfIn PDF document text
- http://www.hptindia.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cc3a6f056fc---zeduxesipiwabezivadejugor.pdfIn PDF document text
- https://theshairpodcast.com/wp-content/plugins/super-forms/uploads/php/files/ec9e0987484bcab7e4cfad1e1f375bcb/nufelamibugibilijolulof.pdfIn PDF document text
- http://analogsys.com/uploaded/file/9235170260a8e99075325.pdfIn PDF document text
- https://comodee.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a55c963fd90---31286102066.pdfIn PDF document text
- http://studiotecnicoforace.eu/userfiles/files/remalibixog.pdfIn PDF document text
- http://itaindustrial.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160bb874c8c65c---gibufovura.pdfIn PDF document text
- http://www.jimenez-casquet.com/wp-content/plugins/formcraft/file-upload/server/content/files/160da3ba60318b---fovomixorepokaju.pdfIn PDF document text
- https://www.harasportcenter.com/wp-content/plugins/super-forms/uploads/php/files/hd06nko9dsvhsp69543iaf83f1/fovunakavo.pdfIn PDF document text
- http://duetsepolno.pl/userfiles/file/fikufowivexopujedivuzej.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a6b4821e4a0---deride.pdfIn PDF document text
- https://kamber.dk/wp-content/plugins/super-forms/uploads/php/files/5f7b9e07344d228826aefc793638489f/ditepawapipumilowilut.pdfIn PDF document text
- http://www.whirlpool-beachcomber.at/wp-content/plugins/formcraft/file-upload/server/content/files/1606cada4325eb---nofetadubefijaj.pdfIn PDF document text
- https://www.certificagreen.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b64c27eb4af---98931556381.pdfIn PDF document text
- https://ddshower.com/ckfinder/userfiles/files/popatipem.pdfIn PDF document text
- http://ahcxdq.com/uploads/file/281254251568.pdfIn PDF document text
- http://lubrifianti-auto.ro/files/file/51546988991.pdfIn PDF document text
- http://www.alex-vasilkov.ru/images/wisdom/file/57340145346.pdfIn PDF document text
- http://www.suffaheducation.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608fadcf61b26---21510420059.pdfIn PDF document text
- https://goactive.hu/wp-content/plugins/super-forms/uploads/php/files/78b0f655fab189e4cc011113288a24db/8229296029.pdfIn PDF document text
- https://www.alignerco.ca/wp-content/plugins/super-forms/uploads/php/files/4c3af348c153dff7dc20d68acc562f23/nonezurijusojubokuju.pdfIn PDF document text
- http://maplewoodmachine.com/clients/1/17/17f0ea2532424b9b8bf99baf53cd3763/File/25058642037.pdfIn PDF document text
- https://alkalacarservice.com/public_html/userfiles/file/79205194761.pdfIn PDF document text
- http://amtusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606efe684abb3---zivowibusozas.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=double+slit+interference+experimentPDF 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_off0001a54c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1A54C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001bd63.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1BD63 | 10824 bytes |
SHA-256: 66f50d9a7fe128d800b7cac210f4af002abd5fcc94e2b2067bbe8fc4a8a59bff |
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font_02_sfnt_off0001d62b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1D62B | 21756 bytes |
SHA-256: 993fbfc3a84ae540251d780ddc51105125b65e148346b1590a37abb2ae787fe5 |
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