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 compromised websites or are part of a link farm designed to redirect users. The ClamAV detection and ML classifier strongly indicate malicious intent, likely phishing or malware delivery through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://studiodebiaggi.eu/userfiles/files/80940802701.pdf In PDF document text
- https://rowanmkt.com/Uploads/ckfinder/userfiles/files/kuxolulajijobelof.pdfIn PDF document text
- http://stressmanagement-karriere.de/userfiles/file/jiwudivupisonemowaduvusu.pdfIn PDF document text
- https://soudurelausiere.com/upload/editor/file/vopizedikazake.pdfIn PDF document text
- https://anitt.in/ckfinder/userfiles/files/bawonetosewimafazekorom.pdfIn PDF document text
- https://anukulagrotech.com/ci/userfiles/files/muligotelufur.pdfIn PDF document text
- http://pansophers.com/wp-content/plugins/formcraft/file-upload/server/content/files/16146a02278a3e---bonuledib.pdfIn PDF document text
- http://www.peritaonline.es/ckfinder/userfiles/files/bumenamusimepugikik.pdfIn PDF document text
- https://shining4u.com/wp-content/plugins/super-forms/uploads/php/files/483636b0daa57425b13026785cb315e6/84101128901.pdfIn PDF document text
- http://aksaxena.com/bpms/includes/fckeditor_uploads/userfiles/file/bivurejene.pdfIn PDF document text
- http://highendschmiede.de/highendfiles/file/9926359375.pdfIn PDF document text
- http://profstil.az/userfiles/file/nasifedegomulavekebisu.pdfIn PDF document text
- http://xn--54-dlcdkamdj4btild5b.xn--p1ai/ckfinder/userfiles/files/mefejojejudatekameweti.pdfIn PDF document text
- https://bengalroys.com/ckfinder/userfiles/files/21515884056.pdfIn PDF document text
- https://www.marthatrotts.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1614d2616efd5a---12620370293.pdfIn PDF document text
- http://electriccityusa.com/images/fck_uploads/file/60943907737.pdfIn PDF document text
- https://mut-zur-veraenderung-hambuch.de/userfiles/file/60922485799.pdfIn PDF document text
- https://smartmedia.ro/app/webroot/files/userfiles/files/5499537698.pdfIn PDF document text
- https://pluckywize.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a49c94240d---38198971700.pdfIn PDF document text
- http://suriyedostlukdernegi.org/image/files/71839237847.pdfIn PDF document text
- http://quiltingacademy.net/fckeditor/userfiles/file/gunipodorapeko.pdfIn PDF document text
- http://xn--c1ajalgzu0a.xn--p1ai/userfiles/file/3319209077.pdfIn PDF document text
- http://gr-chem.com/upload/files/disixewusovizusojowumun.pdfIn PDF document text
- http://trungtinjsc.vn/upload/FCK/file/78210615986.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=quik+app+androidPDF 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_off0000b180.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB180 | 15404 bytes |
SHA-256: 267f517512c4ae8aad2fa11aa0caacad1667ff581a4ea8d028b5bf0c4d6577d9 |
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font_01_sfnt_off0000d7d5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7D5 | 10192 bytes |
SHA-256: 98cefbfd3ac84497d406305c06d3d501b963c0cf88fdf8407607e00bd595ef3b |
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font_02_sfnt_off0000eecb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEECB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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