MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to compromised WordPress sites, suggesting it's designed as a link farm to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly indicate malicious intent, with the file being identified as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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 https://www.saenger-ohg.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608b53b2ad3dc---16325126356.pdf
- https://baongochoa.com/upload/file/kujebaxofudadajege.pdf
- http://xn--b1agaa2anfqdp.xn--p1ai/ckfinder/userfiles/files/sodemuji.pdf
- https://georgiamusicpartners.org/wp-content/plugins/super-forms/uploads/php/files/69b894d224373b5e70e000d5f99c777f/99321565611.pdf
- http://cloverdiamond.com/file/nosedalal.pdf
- http://www.jhannahs.com/wp-content/plugins/formcraft/file-upload/server/content/files/160876f135c7e1---dezeviludemezan.pdf
- http://lilit-realty.com/wp-content/plugins/super-forms/uploads/php/files/eo48ovf0os9qhus53ldph8m5u1/melekejezile.pdf
- https://claphamjunction.com.au/wp-content/plugins/super-forms/uploads/php/files/935b1427a4dacdb155c90b7b53683884/vagiravixavigivevape.pdf
- https://eric-parnes.com/ckfinder/userfiles/files/90113161736.pdf
- https://drproperty.in/userfiles/file/91779344859.pdf
- https://nceptionsolutions.com/wp-content/plugins/super-forms/uploads/php/files/e392864c92780e16f1ea0e00cc6ba8f1/83499985326.pdf
- http://efuturesthai.com/uploads/files/9300970978.pdf
- http://petraifevronii.ru/ckfinder/userfiles/files/98243982797.pdf
- https://mayxaydungthienlong.com/uploads/files/files/maxubakipijesi.pdf
- https://www.dolphinrfid.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a019a5a3fc---17658929169.pdf
- http://jjsgreatescape.com/uploaded_files/userfiles/files/82393182254.pdf
- http://www.microsinusectomi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073d387ebd34---kinefi.pdf
- http://www.elsecretodelolivo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d668b90b088---98129892979.pdf
- http://escolacaritas.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d631e02e84d---48113115860.pdf
- http://ajarnveerapong.com/UserFiles/file/vizibukeb.pdf
- https://niboparis.com/upload/fckeditor/files/jadogudateramuwo.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=bible+verse+on+grain+of+rice
- 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_off0000dd1c.bin39de9c3411c658121cee4215dcd8835c88b85afdfdb9f86abfd308eb09cb2a8c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD1C | 10672 bytes |
font_01_sfnt_off0000f5b3.bin3405c30cc0773fc1198a1489a221a14ccded8ad7964b2056538640d6a93538e2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5B3 | 17696 bytes |
font_02_sfnt_off00012328.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12328 | 16792 bytes |
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