MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised or disposable hosting. Heuristics indicate this is a link farm designed to redirect users, and ClamAV detection confirms its malicious nature. The ML classifier also strongly flagged this PDF as malicious, suggesting it's part of a phishing or redirection scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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://www.cenlafilm.com/siteuploads/editorimg/file/4658143318.pdf In PDF document text
- http://www.dreamstoreonline.es/ckfinder/userfiles/files/52937774176.pdfIn PDF document text
- https://nceptionsolutions.com/wp-content/plugins/super-forms/uploads/php/files/2b12a9517d5766013dc6bfe6793ce39f/zewatasinulub.pdfIn PDF document text
- http://novosib-sport.ru/ckfinder/userfiles/files/29107448177.pdfIn PDF document text
- http://sunnysolutions.it/uploads/assets/file/totexodaxufiberebi.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075c66b8f5bd---jidasetepifonu.pdfIn PDF document text
- http://ottotech.center/userfiles/file/dozafifu.pdfIn PDF document text
- http://hoinhikhoavn.com/img/files/tomarolup.pdfIn PDF document text
- http://2girlstrippin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1611683e56bbfd---posogubujotejugodovomemip.pdfIn PDF document text
- http://thaoduocquyhiem.com/userfiles/image/file/nozuf.pdfIn PDF document text
- http://www.bordadoindustrial.com/ckfinder/userfiles/files/gunakizijewekoduwide.pdfIn PDF document text
- http://appletechsolutions.com/userfiles/file/80876568835.pdfIn PDF document text
- https://skvacations.com/userfiles/file/rizumozedagepazejebin.pdfIn PDF document text
- https://frennphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c5bbc515bc4---naxeviv.pdfIn PDF document text
- http://cintabogor.com/Uploads/userfiles/files/xonetipolopidajoboxoj.pdfIn PDF document text
- http://lltsg.com/uploadfile/file///2021060608291295.pdfIn PDF document text
- http://www.bestlifepolicy.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160846d0e7bfe2---36359242272.pdfIn PDF document text
- http://jenan.com/ckfinder/userfiles/files/41440521056.pdfIn PDF document text
- http://chnli.tw/CKEdit/upload/files/95559291817.pdfIn PDF document text
- http://files.ibiza-ferien.de/file/3006660650.pdfIn PDF document text
- http://izhar-energy.com/userfiles/file/wiboj.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=husqvarna+430x+manualPDF link annotation
- http://irodori.kir.jp/files/file/dozigejesepufuk.pdfIn PDF document text
- 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_off0000e377.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE377 | 17164 bytes |
SHA-256: 385bc8e5b9f9b3b82e9bb64cc1716f3628be1921bc136d244e5486d15a8c69a8 |
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font_01_sfnt_off00011000.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11000 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012817.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12817 | 10604 bytes |
SHA-256: 9195a9bcd1468d5ed196fa10f67c9e3e6f01c53eccc77f45cd788c412709f8a1 |
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