MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, many of which point to compromised WordPress upload directories, suggesting a phishing or malicious redirection scheme. The ML classifier and ClamAV detection strongly indicate malicious intent. While no scripts were extracted, the structure and URL patterns are consistent with a link farm designed to lead users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9874
Heuristics 6
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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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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://eperon-kochersberg.com/img_db/49302442599.pdf
- http://www.onekaddy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160afca65251ce---31403593393.pdf
- http://www.fullmooneye.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a5d2b32433---97316799509.pdf
- http://hncastlecable.com/d/files/wetupewokono.pdf
- https://balustrady-metalik.pl/files/sekurusarisosuluke.pdf
- https://www.cukoyem.com.tr/wp-content/plugins/super-forms/uploads/php/files/t2qm26mp366scm3d447poovam0/navumurisef.pdf
- https://advantagelic.com/singhania/downloads/file/bopabem.pdf
- http://dailitara.lt/bites/uploads/file/visitanabovojufarakesuvaf.pdf
- http://agro-vostok.ru/userfiles/file/makiwew.pdf
- http://www.bestlifepolicy.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160c11e09a65ef---90543447445.pdf
- https://xn--i1aam8cb.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/170f104b6dda121d73988e3375a3c1f5/60820515869.pdf
- http://www.village-gaulois.org/gestion/ckfinder/userfiles/files/28781020972.pdf
- https://amirep.com/wp-content/plugins/super-forms/uploads/php/files/375c275f89d716463a700e674fd169a8/87678980461.pdf
- https://c4ir.ae/wp-content/plugins/super-forms/uploads/php/files/k3s1l8aje36017bcrv7a4sg4d3/10318941202.pdf
- http://www.farparts.cl/wp-content/plugins/formcraft/file-upload/server/content/files/160caa389e778c---30447964355.pdf
- http://aiswaryamatrimonials.com/fck_uploads/file/41105830198.pdf
- http://meble-tk.pl/userfiles/file/bodekatunemijesewij.pdf
- http://www.auditsi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160830b429595b---koruduwuzimegobi.pdf
- https://ipcare.nl/wp-content/plugins/super-forms/uploads/php/files/sq1opf55pef3h8oo4ceot1rsc2/wikifisafoxewasupofe.pdf
- https://www.growxponential.com/wp-content/plugins/super-forms/uploads/php/files/ukdcccvtts7hq6e498v2bou7nr/didit.pdf
- https://trucraftsmanship.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e682eab63b0---35924881131.pdf
- http://www.miamiairportlimo.net/wp-content/plugins/formcraft/file-upload/server/content/files/160c9d8b77acf8---natumejonisefitovirulefom.pdf
- https://www.beachesbrewing.com/wp-content/plugins/super-forms/uploads/php/files/618e7bdcf33a995db971a0e0e24dced3/65585062459.pdf
- http://www.advokat.com/app/webroot/img/fck/file/pogamamawiwibe.pdf
- http://akbmodel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e910b4c1d1---fosubiladuzumovexaxoxar.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=saber+tooth+tiger+facts
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000117a4.bin6e5e67954f79e278760037dfc362df6c8673d3eecad6b7b8f4ddd36f8a687648 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x117A4 | 10680 bytes |
font_01_sfnt_off00013043.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13043 | 16792 bytes |
font_02_sfnt_off00014854.bin09562ca2d5000ae2f2345c4ffb282664df80e6add20478162cc85c395b82892d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14854 | 16120 bytes |
font_03_sfnt_off00015da8.bindfe71e632ad5c3b4bd873e3081726f4f2f15e00c42a73953a292fb9717cc2c7c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15DA8 | 17648 bytes |
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