MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous external links, many pointing to compromised CMS uploads and disposable hosting, indicating a link farm designed to obscure the ultimate destination. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution. The presence of urgency language further supports a phishing pretext.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
Heuristics 7
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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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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://asustainable.com/global/file/watoka.pdf In PDF document text
- http://autoscuolavalerio.it/userfiles/files/nujudeva.pdfIn PDF document text
- http://ankaser.com/userfiles/file/50147429753.pdfIn PDF document text
- http://jfhcoaching.nl/userfiles/files/ponajazar.pdfIn PDF document text
- https://kindeeyudee.com/ck_files/files/83011805585.pdfIn PDF document text
- https://impariant-club.ru/wp-content/plugins/super-forms/uploads/php/files/e566511749ae84a9b10f6a264c546a2c/gezufosewovikofi.pdfIn PDF document text
- http://argentum.com/wp-content/plugins/super-forms/uploads/php/files/gakq0opco1e8m6rjlt67n0tk83/vuxovukimoxot.pdfIn PDF document text
- https://janeunchained.com/wp-content/plugins/super-forms/uploads/php/files/r94jesaabfrlbr36n0hn3ucmbh/14284224634.pdfIn PDF document text
- http://imailbox.nl/images/uploadedimages/file/vaxifitaxel.pdfIn PDF document text
- http://congtydaihai.com/upload/files/dinisobogujovez.pdfIn PDF document text
- https://kultmotor.hu/images/files/28533066922.pdfIn PDF document text
- https://www.saltriot.com/wp-content/plugins/super-forms/uploads/php/files/411650e1c05b8236547559c074258761/tiserumugexejabifa.pdfIn PDF document text
- https://webhostmurah.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082eea44474b---nipenurasasafej.pdfIn PDF document text
- https://avonsteel.com/UserFiles/file/50892252353.pdfIn PDF document text
- http://aroma-es.site/yamituki-n/uploads/files/69489889184.pdfIn PDF document text
- https://storage-in-motion.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e3e2268382---punikotumasona.pdfIn PDF document text
- https://monacollection.ua/wp-content/plugins/super-forms/uploads/php/files/0a48abf8bd219cf3c132e589d2af0d51/kenaralujitap.pdfIn PDF document text
- https://kolodezrus.ru/wp-content/plugins/super-forms/uploads/php/files/f7fcafa7bb9c7bdbbc5f148ead5bc6de/riginafamo.pdfIn PDF document text
- https://www.focus.mu/wp-content/plugins/super-forms/uploads/php/files/5ac649213768315d6680712045abd407/68753789142.pdfIn PDF document text
- http://ergo-logo-bamberg.de/userfiles/file/sonap.pdfIn PDF document text
- https://puertoestereo.com/wp-content/plugins/super-forms/uploads/php/files/udhr95cdm10mncgo8nu25g30d7/18626792042.pdfIn PDF document text
- http://uniondeautoescuelas.com/wp-content/plugins/formcraft/file-upload/server/content/files/16088088fb6b8b---nonabimokuduje.pdfIn PDF document text
- http://conservationenergy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081a4d154456---92647900167.pdfIn PDF document text
- https://anakmeong.com/contents//files/konikuris.pdfIn PDF document text
- http://mgmkt.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160999d6034870---25032711774.pdfIn PDF document text
- https://christembassyromford.org/wp-content/plugins/super-forms/uploads/php/files/6d730dacb0e56f525eb7679786c58325/xakuforikubaden.pdfIn PDF document text
- https://trimix.bg/UserFiles/File/18152222555.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=game+fish+and+parks+pierre+sdPDF 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_off0000e063.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE063 | 16816 bytes |
SHA-256: 8899b449fd74c57b90b865a129de7e98d110ffb041ff3cb506dd703c9a231c22 |
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font_01_sfnt_off00010c55.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C55 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001246c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1246C | 10628 bytes |
SHA-256: 5e6e801cc12023d711f869fc66e5549e9de492add96a039fbf5fe3dbcb636510 |
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