MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm pointing to compromised WordPress upload directories, a common technique for hosting phishing lures. The ML classifier and ClamAV detection strongly indicate malicious intent, specifically identified as a phishing trojan. Although no scripts were explicitly extracted, the PDF structure and URL patterns suggest it is designed to redirect users to malicious content, likely for credential harvesting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
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://www.thebetterinsurance.com/wp-content/plugins/formcraft/file-upload/server/content/files/16135b2a0bc7ae---mejojipusog.pdf In PDF document text
- http://baodieptailor.com/uploads/2021-09-14/images/files/muwasotutusi.pdfIn PDF document text
- http://ozt.zielonetarasy-cieplice.pl/uploads/userfiles/files/lejorokafuwuremokuri.pdfIn PDF document text
- https://www.burnat-provins.ch/ck/ckfinder/userfiles/files/48770635816.pdfIn PDF document text
- http://wgadget.com/file_media/file_image/file/86791493163.pdfIn PDF document text
- http://tvsatkrosno.pl/userfiles/file/wokizepufudax.pdfIn PDF document text
- https://tutorlookup.com/ckeditor/ckfinder/userfiles/files/riwavufog.pdfIn PDF document text
- http://le-bouquet.be/userfiles/files/novoj.pdfIn PDF document text
- http://piotrkowska77.pl/zdjeciafile/rewuzejizeb.pdfIn PDF document text
- http://zabradli-znerezu.cz/userfiles/file/marobafovujeradevow.pdfIn PDF document text
- http://anoh.net/pds/userfiles/files/841584630.pdfIn PDF document text
- https://advantage.ee/media/contents/file/71266424081.pdfIn PDF document text
- https://ecotranslation.ca/upload/editor/file/debeduvavojutu.pdfIn PDF document text
- https://jck.ro/userfiles/file/99642409335.pdfIn PDF document text
- http://zs-oilfieldequip.ru/d/files/2891823838.pdfIn PDF document text
- https://office-agglo-larochelle.fr/userfiles/file/43703132089.pdfIn PDF document text
- https://prosaison.fr/userfiles/files/puxukovibenamuzibiname.pdfIn PDF document text
- https://cashofferoregon.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133dc2409d3b---35451565635.pdfIn PDF document text
- http://starwindows.ie/ckfinder/userfiles/files/69441080596.pdfIn PDF document text
- http://interwork.sk/userfiles/file/dizowewixidawi.pdfIn PDF document text
- http://struttur-arch.it/userfiles/files/89338454985.pdfIn PDF document text
- http://socialbomjesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613fdd3b14345---zopejutofika.pdfIn PDF document text
- http://paddockj.com/user_data/editor/ckfinder/core/connector/php/upload/files/98111986961.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=watch+the+witch+online+123PDF 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_off0000f789.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF789 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010f9b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F9B | 20164 bytes |
SHA-256: a872835989fd8c5cef26b6ca3f353625cfa77f8537b2c0c10d92f5402faf9f56 |
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font_02_sfnt_off0001443f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1443F | 10484 bytes |
SHA-256: ead5dbfb59aeb67b43adeef4896d9597509c743466985afa919c557e2ffd7267 |
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