MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many pointing to compromised WordPress upload directories and disposable hosting, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or malware delivery via these external links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://computer-rudolstadt.de/upload/file/wuzolelokibifugalajov.pdf
- https://lightupalife.org.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16076231cae222---tolivexomalisugi.pdf
- https://mosoptagro.ru/wp-content/plugins/super-forms/uploads/php/files/18929c9594cd61f9227bd29e6f25ded8/90102049217.pdf
- http://wenxuezj.com/images/File/fakedakima.pdf
- http://www.goldenlantern.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160964f74562d4---rowivagalizotilenunixadov.pdf
- https://suhrsmad.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1607f066bb327d---jugasonu.pdf
- https://medok18.ru/wp-content/plugins/super-forms/uploads/php/files/ba6cce91e77d67a2822f1e4997b92528/jagikek.pdf
- https://www.movingwithmagna.com/wp-content/plugins/super-forms/uploads/php/files/1e6e6fc3812bb761103141919c45af6a/kalidi.pdf
- https://tectrongim.com/uploads/files/pisanekiditizem.pdf
- https://ceadersvalet.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c61c36253da---23866389364.pdf
- http://atlantichomeportugal.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c140658048---48309764717.pdf
- http://www.nanodrywash.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d945fcc9cbb---jesoxufozawemavesuvelo.pdf
- https://yuktiedu.com/wp-content/plugins/super-forms/uploads/php/files/6672cbfb9280e8198b2203f48798ae71/59726352251.pdf
- http://sns.hu/_user/file/lodutoxalipu.pdf
- https://ballestermultiservicios.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ba7d006fdb3---melifamerufipa.pdf
- http://westtech1963.com/clients/d/d4/d4250bc21dcbbf02d7f9bc68df143add/File/tofubiwanozol.pdf
- http://juniorsmagazine.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b57e11f732---55375361721.pdf
- http://clairvoyantinfotech.com/demo/images/piratonetemesefepife.pdf
- http://mackielaw.net/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/wuxofotexewilajefijowulu.pdf
- https://airshow-bg.com/file/90167012347.pdf
- http://amwordpress.org/wp-content/plugins/formcraft/file-upload/server/content/files/160836b01e81e4---17893320035.pdf
- https://www.sevgiliyevideo.net/wp-content/plugins/formcraft/file-upload/server/content/files/160a2c3c9511bd---31082256089.pdf
- https://motelandratecuci.ro/userfiles/file/62303833394.pdf
- https://couvreur-hautdoubs.fr/internet_new/images_et_fichiers//file/midabakip.pdf
- http://adveotec.com/img/file/50229130767.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=self+employed+sole+trader
- 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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fd0a.bin5c114252fed90d313461e86ef89524fdaf6321e2927274ea7023f1c3a9c777bc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD0A | 10652 bytes |
font_01_sfnt_off00011580.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11580 | 16792 bytes |
font_02_sfnt_off00012d92.binf88a035a0bbf4fc3270888619f8d3345c6e9d89e81f3bd62edbf380f1d40b53c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D92 | 17648 bytes |
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