MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF containing embedded JavaScript, which is a common technique for delivering malicious content. The PDF also contains numerous external URIs, many of which point to compromised websites or disposable hosting, suggesting a phishing or malware distribution campaign. The embedded JavaScript likely facilitates the redirection to these malicious sites or the download of further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9916
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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://allytemp.ru/uplcv?utm_term=raspberry+pi+for+secret+agents+pdf PDF link annotation
- https://sunridgecorp.com/uploads/files/202109220836273044.pdfIn PDF document text
- http://worksafeorg.com/wp-content/plugins/super-forms/uploads/php/files/tshhqf2u5a88eik9i81qed8o21/firapivuripukujewupilo.pdfIn PDF document text
- https://curvy.tw/upload/files/21716707427.pdfIn PDF document text
- http://fuzoku-kyujin.jp/ckfinder/userfiles/files/45171701479.pdfIn PDF document text
- http://ckattorneys.net/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/45446172357.pdfIn PDF document text
- http://www.marsagri.com/wp-content/plugins/formcraft/file-upload/server/content/files/161441b9119c44---melanariwejalot.pdfIn PDF document text
- https://mediaskills.rs/files/1273865664.pdfIn PDF document text
- https://ohligschlaeger-berger.de/wp-content/plugins/formcraft/file-upload/server/content/files/161426f6678e2d---tavomaw.pdfIn PDF document text
- http://ideviceplus.nl/app/webroot/files/userfiles/files/zonafovozez.pdfIn PDF document text
- https://transturist.transturist.com/ckeditor/ckfinder/files/files/vosonozibipumezo.pdfIn PDF document text
- http://www.teaterskolen-efteruddannelsen.dk/ckfinder/userfiles/files/6625763752.pdfIn PDF document text
- http://virus-safe-zone.com/ckupload/files/nidomiluwolixutijuxe.pdfIn PDF document text
- https://muzpony.de/obrazki/file/libil.pdfIn PDF document text
- http://simpelms.nl/userfiles/files/19203483123.pdfIn PDF document text
- https://canoe.ro/Extras/ckfinder/userfiles/files/16659971764.pdfIn PDF document text
- http://tomei4x4.jp/js/upload/files/xewabawamurisavopimexogox.pdfIn PDF document text
- http://e-skala.pl/userfiles/file/govizupom.pdfIn PDF document text
- https://suhrsmad.dk/wp-content/plugins/formcraft/file-upload/server/content/files/16137c28eae565---65475493530.pdfIn PDF document text
- http://neodev.space/wp-content/plugins/formcraft/file-upload/server/content/files/1614e7daacbeb8---24378821426.pdfIn PDF document text
- https://tekartltd.com/upload/files/55948299228.pdfIn PDF document text
- http://scsytech.com/upload/files/kopowimudumeditotalanogef.pdfIn PDF document text
- http://ykzn8.com/upfiles/editor/files/59539854321.pdfIn PDF document text
- http://e-store-sys.com/userfiles/file/55148277880.pdfIn PDF document text
- https://inchirierielicopter.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161312171aa96d---vozogarotewazamumobe.pdfIn PDF document text
- https://o-dance.com/upload/files/paxejenulilalawuvofesez.pdfIn PDF document text
- http://geoodwierty.pl/files/file/lumexofuboxowizojugag.pdfIn PDF document text
- 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_off0000b614.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB614 | 11048 bytes |
SHA-256: 2f8d887dcdb84dc1954066090d4404ad0a23174256a83603672c0d66227bb881 |
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font_01_sfnt_off0000cf94.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF94 | 15688 bytes |
SHA-256: 22b7ca1c7d45ae70f1efd4220dc6cbfbdc91ed424d708477d642f45f7fed6e00 |
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font_02_sfnt_off0000f7a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7A4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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