MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm or phishing lure. The ML classifier and ClamAV detection strongly suggest malicious intent. The document body is heavily obfuscated and unreadable, preventing a more detailed analysis of its specific pretext.
Machine Learning
- Nyx PDF Classifier malicious score 0.9573
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://facade-metal.ch/ckfinder/userfiles/files/3033513317.pdf In PDF document text
- https://gulceoyunlar.com/calisma2/files/uploads/nuzivagaruzaw.pdfIn PDF document text
- http://onestudent.dk/userfiles/file/18684074020.pdfIn PDF document text
- https://mudateconmigo.cl/wp-content/plugins/super-forms/uploads/php/files/2e287e22aa78152ef27064b3d335c01f/sujitito.pdfIn PDF document text
- http://fashioncenterpoint.com/wp-content/plugins/super-forms/uploads/php/files/52e5c5761aa5148667f285e5dd1afc46/82644123455.pdfIn PDF document text
- https://transpack-krumbach.de/_upload_bilder/_filemanager/file/xexusokowazokemipor.pdfIn PDF document text
- http://kool-house.com/upload/editor/file/zatofunoxemew.pdfIn PDF document text
- http://www.whirlpool-beachcomber.at/wp-content/plugins/formcraft/file-upload/server/content/files/1606fd80c05cda---82055162332.pdfIn PDF document text
- http://wilkinsconnection.com/clients/9/94/94ba1e7d864c5c8af3bb481f5f9f31de/File/velikemapojizixapanojen.pdfIn PDF document text
- https://medius.sk/userfiles/file/zaxererikubipunixutusanel.pdfIn PDF document text
- https://whiteelephant.co.in/wp-content/plugins/super-forms/uploads/php/files/08ced79566f9c2ccf46f1ccd9193efcd/lipobubidobamo.pdfIn PDF document text
- http://www.korayozelguvenlik.com/wp-content/plugins/formcraft/file-upload/server/content/files/161284aa130f81---rikanaravavi.pdfIn PDF document text
- http://www.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8bb4a0261e---jojeminibenajo.pdfIn PDF document text
- https://freedomtampons.com/wp-content/plugins/super-forms/uploads/php/files/5e0ea1b3e146c546afeb9b5b618b645d/xaberoz.pdfIn PDF document text
- https://www.siemers-deutschmann.de/wp-content/plugins/super-forms/uploads/php/files/8kuuiv988fckufbs3jh6cs1o61/suvorivevuduwiro.pdfIn PDF document text
- https://nhaban24h.com.vn/wp-content/plugins/super-forms/uploads/php/files/n0ldgsmd3rksqt5tbio8k6hbbg/36966697590.pdfIn PDF document text
- https://topupdana.com/contents//files/53520133471.pdfIn PDF document text
- http://dungcubepgiangtrinh.com/webroot/img/files/22305753565.pdfIn PDF document text
- http://ekopaczka.pl/imgbrama/files/zabujinowafexavod.pdfIn PDF document text
- http://aptchasers.com/FCKeditor/userfiles/file/nibugijenoxexitonufaraj.pdfIn PDF document text
- http://fairway.cc/images/blog//file/pewobatu.pdfIn PDF document text
- http://kapelski.pl/userfiles/file/jafoxod.pdfIn PDF document text
- http://wakingbeauty.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ee4be0cefe---xaxeronijimotanisaxavupod.pdfIn PDF document text
- http://for-rent-antwerp.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cfe838a9dae---33213049994.pdfIn PDF document text
- http://afghansolar.com/userfiles/file/dabejemowiva.pdfIn PDF document text
- https://www.adelaarenergy.com/wp-content/plugins/super-forms/uploads/php/files/pfkkva7mqb3gu25hfi0lca4qos/23581525936.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=autocad+pdf+image+framePDF link annotation
- 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_off0000e2da.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2DA | 10728 bytes |
SHA-256: e4371318a5242ac6daa81b078dac1df1c1d384a929ccecc640d9103893fb7825 |
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font_01_sfnt_off0000fb53.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB53 | 18528 bytes |
SHA-256: 1e7b928ae6d161c773e9b198fee9574f390003705ea6bc94d9d9a6138e8876c6 |
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font_02_sfnt_off00012b96.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B96 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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