MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier. It contains a large number of links pointing to compromised WordPress sites, suggesting a link farm designed to distribute malicious content or phish users. The presence of multiple links on potentially compromised infrastructure indicates a deliberate effort to host malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://livingcircles.ch/wp-content/plugins/formcraft/file-upload/server/content/files/16095e9f830113---xopajovavawikat.pdf
- https://fitnessrev.net/wp-content/plugins/super-forms/uploads/php/files/954dv5p8fuu1di3hnrgahaltcl/29775657981.pdf
- https://mosconi.net/userfiles/file/30630841869.pdf
- http://dxqzx.com/ckfinder/userfiles/files/20210716_124636.pdf
- https://eatorhours.org/e-bussiness/fckimages/file/zajore.pdf
- https://gservicepz.com/wp-content/plugins/super-forms/uploads/php/files/9d384c8911ada46d5f8b65de54c29cbb/jomatove.pdf
- http://www.neslihanonur.com/wp-content/plugins/super-forms/uploads/php/files/1d713917b9a3fed3cd96a1fceda59792/natudatirizifotoxi.pdf
- https://www.popcaffe.it/wp-content/plugins/super-forms/uploads/php/files/af4cbde68f0a94d7907278c4af4a10cb/74487495735.pdf
- https://funcarele.com/ckfinder/userfiles/files/lenekiteliwukisadunoki.pdf
- https://dazzlin.co.uk/wp-content/plugins/super-forms/uploads/php/files/28f74310282452bfcf8b32c146ad102f/3831618075.pdf
- http://hcvitamin.com/webroot/img/files/4224912849.pdf
- http://witnesstherealist.com/wp-content/plugins/super-forms/uploads/php/files/05983d8ca92212a8e29272fc00bcaacc/68667299432.pdf
- https://maxflowfans.com/userfiles/file/76194643062.pdf
- https://hotelritariccione.it/wp-content/plugins/formcraft/file-upload/server/content/files/160b061ae5f1a6---47055947274.pdf
- http://lagunaapartman.hu/images/user/file/wetulawosufurit.pdf
- http://multiseal.com.ph/wp-content/plugins/formcraft/file-upload/server/content/files/160f7e05ebe7db---nipabumetifi.pdf
- https://na-nule.ru/wp-content/plugins/super-forms/uploads/php/files/jkukglmsknmagmnf2r9fgv80e2/23221874809.pdf
- http://residencecarlofelice.com/userfiles/files/94710183475.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=what+are+the+reflexive+verbs+in+spanish
- 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_off0000e4ff.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4FF | 16792 bytes |
font_01_sfnt_off0000fd11.bin243686cf484c6cf675a318f7c29f3a7904c147882b7aacba63c37698fa6604a1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD11 | 17652 bytes |
font_02_sfnt_off00012a07.bin7aacea6297d1b5bb243a81bdbf8b1e290b56246354141c3fe59c81645d89b0c6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A07 | 10636 bytes |
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