MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised WordPress uploads and other disposable hosting, suggesting it functions as a link farm to redirect users to malicious sites. The PDF structure and link farm heuristics strongly suggest a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 https://www.vita-organic.eu/admin/ckfinder/userfiles/files/morizedivitivubu.pdf
- http://ahnil.com/userData/board/file/miluji.pdf
- http://laiyi-art.com/userfiles/file/jagezafeselewatife.pdf
- http://consol.hu/images/uploadedimages/file/57758213700.pdf
- http://bagpack.com.np/wp-content/plugins/formcraft/file-upload/server/content/files/161388b92aab32---45527134168.pdf
- https://flims.atelierleuthold.ch/userfiles/files/wasuroxu.pdf
- http://18554080.com/userfiles/file/33681210543.pdf
- https://careerroots.net/ckfinder/userfiles/files/jifofolafajamafiti.pdf
- http://thechelseaff.com/user_uploads/files/lilalopiriwetizowemire.pdf
- http://fields-on-earth.com/images/blog/file/lazasomega.pdf
- http://djarkitek.com/temp/vinney/HTML/userfiles/file/zonunenefoji.pdf
- https://www.chortho.co.uk/wp-content/plugins/super-forms/uploads/php/files/aqpmd6rf2fqlm262edqsse66tj/xonewokogip.pdf
- https://luxurybaths.marblobaths.ph/app/webroot/img/files/24948414594.pdf
- https://jogamiskolc.hu/ckfinder/userfiles/files/gesoven.pdf
- https://telliogluhukuk.com/userfiles/file/62530198978.pdf
- http://jumpstart.mobi/userfiles/file/82848842063.pdf
- https://banderlogclub.ru/Files/file/satanemofudorizozurow.pdf
- https://abrasco.org.br/ckfinder/userfiles/files/lupijamonazatitofam.pdf
- https://angkalaris.com/contents/files/13407470370.pdf
- https://bi-kiesabbau.de/cmsimple/images/file/wonoto.pdf
- http://argra.rs/wp-content/plugins/formcraft/file-upload/server/content/files/161303eacb3385---wunopesufex.pdf
- http://ambvet-trefontane.eu/userfiles/files/nulesososefurako.pdf
- http://qbcar.ru/ckfinder/userfiles/files/73565042854.pdf
- https://mgs-on-track.com/uploads/misc/files/zarixup.pdf
- http://ersenergy.com/UserFiles/file/gugomelagevagekadugig.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=external+oblique+muscle+diagram
- 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_off0000da8c.binec3754a316242b76b5cd9bc126b51ad0caffdf815a1710c12832ab6dc344c694 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA8C | 17548 bytes |
font_01_sfnt_off00010855.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10855 | 16792 bytes |
font_02_sfnt_off0001206c.bindd20b459bc49100b6bf88cf598b2c2937f4cae706e15f30dcc76bc310a28b81b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1206C | 11184 bytes |
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