MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to potentially compromised WordPress sites hosting PDF files. Heuristics indicate a link farm structure, suggesting the primary purpose is to redirect users to external, potentially malicious content. The ClamAV detection and ML classifier further support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://conservationenergy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c89c5569c6a---pesudobesesesusorofug.pdf In PDF document text
- http://lalitas-thaimassage-spa.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b1301d859c4---3450098453.pdfIn PDF document text
- https://clifestyle.net/uploades/userfiles/file/kipaxalezekevunoze.pdfIn PDF document text
- http://uk-finansist.ru/userfiles/file/95670253843.pdfIn PDF document text
- https://alharithiforcameras.com/ckfinder/userfiles/files/wuramobumizigejofikegofu.pdfIn PDF document text
- https://leo-translate.com.ua/wp-content/plugins/formcraft/file-upload/server/content/files/16081813e29957---funavuji.pdfIn PDF document text
- https://m-co.de/wp-content/plugins/super-forms/uploads/php/files/m20omm19cuc6guv9ilb83oe2us/wozotakejozosusifomev.pdfIn PDF document text
- https://winpoasia.com/ckfinder/userfiles/files/fepoginuzewomamemibasol.pdfIn PDF document text
- https://www.lindopoint.it/wp-content/plugins/super-forms/uploads/php/files/bfc8f3d8128bcc6d0ca1ce5a5ab03cb9/96533977065.pdfIn PDF document text
- http://hichipper.com/hichipper/uploadfile/file/2021080214574773499.pdfIn PDF document text
- https://mikepromedia.com/wp-content/plugins/super-forms/uploads/php/files/q5ciemqnc9eqokmr011fh2mof2/12682092708.pdfIn PDF document text
- http://baanpowertrain.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3d0916afc2---47655032200.pdfIn PDF document text
- https://ludifrance.fr/userfiles/file/27690886226.pdfIn PDF document text
- https://chinese-wall.tw/upload/files/69023474959.pdfIn PDF document text
- https://cffcommunications.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/160844d22ec155---pisolowudafamorukurem.pdfIn PDF document text
- http://hiroshima-teishaku.com/userfiles/file/pukenedov.pdfIn PDF document text
- https://orrizon.ru/images/file/debawupepi.pdfIn PDF document text
- http://niestachow.pl/data/aktualnosci_imgs/file/78772102867.pdfIn PDF document text
- http://surrattsville69.com/clients/8/81/8122276c22396d7fa0996010cc369f50/File/ledososubunapawideda.pdfIn PDF document text
- http://jyotiacademicpress.org/uploads/file/38117600968.pdfIn PDF document text
- https://www.dekleinewerf.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608efb1a2ab18---bugapa.pdfIn PDF document text
- https://noks.cz/wp-content/plugins/formcraft/file-upload/server/content/files/160b3e984be085---nepokufokelomuga.pdfIn PDF document text
- https://cplastik.cz/data/cms/file/57747977775.pdfIn PDF document text
- http://thegreenlegacykeepers.com/clients/e/e8/e8dc17949b7ef813e9937e453902477f/File/pelomewukumubaj.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=rachmaninoff+prelude+in+b+minor+op+32+no+10+sheet+musicPDF 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_off0000ef54.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF54 | 11636 bytes |
SHA-256: e95e48351d2f3f213a083f642ba69eb608b48a763c24fe8013b5bfd7956ab589 |
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font_01_sfnt_off00010ab0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AB0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000122c2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122C2 | 21292 bytes |
SHA-256: 470d5a5ea429c24583894e8f426ba4f5e31acf7ccd667afbbe881871e5c71842 |
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