MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to compromised CMS upload directories and disposable domains, indicating a link farm designed to lure users to malicious content. ClamAV detection and ML classification confirm its malicious nature, likely serving as a phishing lure or a distribution point for further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9827
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 https://heykidsletscook.info/wp-content/plugins/super-forms/uploads/php/files/1177aebf473879571ceb4d7268360281/75838763469.pdf In PDF document text
- https://vuaship.com/wp-content/plugins/super-forms/uploads/php/files/ubgfg1tk1puk1m8efbmu6thu6m/kamutegajororofive.pdfIn PDF document text
- http://plusbateria.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b956cbbfa72---13659259563.pdfIn PDF document text
- http://www.mbk-montage.nl/ckfinder/userfiles/files/migol.pdfIn PDF document text
- https://provisionsinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d8684e6051---zumejofupufezep.pdfIn PDF document text
- http://antwerp-rentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fe302c7bb1---18254177123.pdfIn PDF document text
- https://www.vasutaszeneiskola.hu/ckfinder/userfiles/files/57667499362.pdfIn PDF document text
- https://www.gml.de/wp-content/plugins/formcraft/file-upload/server/content/files/160ac02beeb07e---nojopofexedakunez.pdfIn PDF document text
- https://drainscovers.com/wp-content/plugins/super-forms/uploads/php/files/9219d31589fe2ac9a54cb1f0d6d7fa7c/22141360236.pdfIn PDF document text
- https://profbuhotchet.ru/wp-content/plugins/super-forms/uploads/php/files/8f305bb88f522795b486817a61271508/metedisuni.pdfIn PDF document text
- http://k-yoga.org/file_upload/spaw_upload/file/20210517001717.pdfIn PDF document text
- http://metzpaintings.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f27f92b9586---28158486642.pdfIn PDF document text
- http://laiyi-art.com/userfiles/file/77930510826.pdfIn PDF document text
- http://diagnosticaedilizia.com/userfiles/files/tixuzasotiravirofikon.pdfIn PDF document text
- http://gwtcs.org/Content/uploads/files/boxukava.pdfIn PDF document text
- https://www.picmephotoboothhire.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160a13afa74871---mewatunomezojifagasonos.pdfIn PDF document text
- http://taiwan-casters.com/userfiles/file/tivugarepafovosugiv.pdfIn PDF document text
- http://giga.sk/storage/file/5935876169.pdfIn PDF document text
- https://bloomland.com/sites/bloomland.com/files/64295107977.pdfIn PDF document text
- https://plumcourse.com/wp-content/plugins/super-forms/uploads/php/files/86910c7d9c844751ca664348acc5c3d0/7081902684.pdfIn PDF document text
- https://www.modianodesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/1611e622bb51ec---98307132313.pdfIn PDF document text
- http://abwessex.com/uploads/files/vevali.pdfIn PDF document text
- http://masan315.net/board/imagefile/file/matubimerotowekod.pdfIn PDF document text
- http://accessprecision.com/userfiles/file/27936667826.pdfIn PDF document text
- https://law.myvzl.com/wp-content/plugins/super-forms/uploads/php/files/afirt2sp6jvina080mkqn6dtft/zazonejekajizeresere.pdfIn PDF document text
- https://myupfield.link/wp-content/plugins/super-forms/uploads/php/files/92lun1oto1ii5iblh1443upq4t/vinidi.pdfIn PDF document text
- https://www.temsilcisitesi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f457049bf06---dusesipozetanogisum.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=milling+machine+safety+precautions+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_off0000ca92.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA92 | 11272 bytes |
SHA-256: 1eb1b274fe3ee1bdb5e4b315cf8526ef74d83ec5a284633a83dcc72b65510952 |
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font_01_sfnt_off0000e4a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4A3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fcb5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCB5 | 15584 bytes |
SHA-256: e254443677f704fdbbd22d4671b34f15a8c60180ad777cce3388bc02f8176f63 |
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