MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, indicating it is likely a phishing or trojan distribution vehicle. It contains numerous links, many pointing to compromised websites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of external URIs and link farm heuristics strongly supports a phishing or malicious redirection attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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 http://de-ko-gmbh.com/ckfinder/userfiles/files/xazezesagejogamudibikozig.pdf In PDF document text
- https://leise.ru/admin/ckfinder/userfiles/files/12872700180.pdfIn PDF document text
- http://xn--80aer5aza.xn--c1acndkmcarx.xn--p1ai/ckfinder/userfiles/files/89702154417.pdfIn PDF document text
- https://atlantidegattico.it/file/60538983980.pdfIn PDF document text
- http://tavio.su/files/file/84512340520.pdfIn PDF document text
- http://thietbiotovn.com/Images_upload/files/29189943546.pdfIn PDF document text
- https://inclinedigital.com/wp-content/plugins/formcraft/file-upload/server/content/files/16139da272be55---musirureb.pdfIn PDF document text
- http://itcck.org/upload/editor/file/59822974295.pdfIn PDF document text
- http://anipetkingdom.com/webroot/img/files/25888321782.pdfIn PDF document text
- http://jhdljz.com/userfiles/file/1630951662.pdfIn PDF document text
- http://summitremodelinginc.com/userfiles/files/27930139935.pdfIn PDF document text
- http://www.recetasyconsejos.com/wp-content/plugins/formcraft/file-upload/server/content/files/1615b6b6150dd7---89671888817.pdfIn PDF document text
- https://www.bevillelecomte.com/ckfinder/userfiles/files/xisezonejivajizoz.pdfIn PDF document text
- https://butyfarm.mm520.net/userfiles/files/50374134097.pdfIn PDF document text
- http://www.medicellbank.com/userfiles/files/40931316412.pdfIn PDF document text
- http://harposwebdesign.nl/app/webroot/files/userfiles/files/kupixudilo.pdfIn PDF document text
- http://adria-ex.com/images/blog/file/kaloninetixefagako.pdfIn PDF document text
- https://regionalhealthprogramsww.com/images/file/kowopur.pdfIn PDF document text
- https://calmoinc.com/upload/editor/file/majarekulo.pdfIn PDF document text
- https://corpusbg.com/files/fck/file/72791648477.pdfIn PDF document text
- https://sipsib.ru/wp-content/plugins/super-forms/uploads/php/files/2c04038dc515a0cde9d188283939540f/kajirerowajogiri.pdfIn PDF document text
- http://hotelbelleepoque.bg/userfiles/file/57712275875.pdfIn PDF document text
- http://raduzhniy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c9b60998ba---55443055906.pdfIn PDF document text
- http://soosanfix.com/upload/fckeditor/file/febunugilev.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=projection+of+points+in+engineering+drawing+pdfPDF 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_off0000cab6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCAB6 | 19312 bytes |
SHA-256: e6a2cc504ce3a447536ac524972f774aa667360cdf429bf51a87a1fc638a6012 |
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font_01_sfnt_off0000fc66.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC66 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001147d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1147D | 10968 bytes |
SHA-256: 4fb50bae817060045f126d1e125eee7d09948955c5c8585a0cd57ea959c43394 |
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