MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file is a PDF that contains numerous links to external websites, many of which are hosted on compromised CMS platforms. The presence of a 'download button' heuristic and the ML classifier's high confidence score indicate a malicious intent to trick users into downloading further malware. ClamAV also detected this file as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9902
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://regenerativetherapyforpain.com/wp-content/plugins/super-forms/uploads/php/files/e61b7a271be148cfc0cb6c2a3375a583/88857545589.pdf In PDF document text
- http://greenmodels.ru/uploads/files/3345816043.pdfIn PDF document text
- https://www.edutechusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/161147c786d324---fixawegofikofuwurugu.pdfIn PDF document text
- http://danieldesignpro.com/userfiles/bafomerosatape.pdfIn PDF document text
- http://voxel-avocats.fr/uploads/file/sotatozavekevanozisukox.pdfIn PDF document text
- http://makassitools.com/userfiles/file///53039623205.pdfIn PDF document text
- http://tragiaocolamsapa.com/userfiles/image/file/dewizavatuxozexonuzima.pdfIn PDF document text
- https://ethiquedevelopers.com/wp-content/plugins/super-forms/uploads/php/files/cbdbee87a84bd93f0cf0903b7c3157b0/50414581324.pdfIn PDF document text
- https://bdsvieclam.com/upload/files/gusalufixitov.pdfIn PDF document text
- http://onthebroadway.com/CPD/adminpanel/upload/file/6892750362.pdfIn PDF document text
- http://rockhouseschool.com/rockhouse/uploads/files/50764297603.pdfIn PDF document text
- http://profisystem.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1606eb4f906cb3---vimolokizezejurudekube.pdfIn PDF document text
- http://www.nuricomuvakfi.org/wp-content/plugins/super-forms/uploads/php/files/h4vaq7r4qsoqe5kdijcvilsc50/9044329731.pdfIn PDF document text
- https://lightupalife.org.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16083ae9976995---nopugisixajirized.pdfIn PDF document text
- https://yuktogel.com/contents//files/5099875185.pdfIn PDF document text
- https://lakecountyoralsurgery.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0e0c607fe8---57720412767.pdfIn PDF document text
- http://www.jucadent.es/ckfinder/userfiles/files/raxudupedibiwutere.pdfIn PDF document text
- http://smolensk-bakaleya.ru/userfiles/file/jilejopowizatipijedizumi.pdfIn PDF document text
- https://yuktiedu.com/wp-content/plugins/super-forms/uploads/php/files/dc838c0b02aab547acb2f290ca445a9d/695527550.pdfIn PDF document text
- https://www.djluk.co.uk/wp-content/plugins/super-forms/uploads/php/files/u7fvmhbaq1d0orfe9d3e82m378/kinur.pdfIn PDF document text
- http://tiendanatacion.com/noticias/files/1575631235.pdfIn PDF document text
- https://member-amz-seller-system.de/wp-content/plugins/super-forms/uploads/php/files/51e5a425f87a3cb13f7d4f75ce45f9fa/91992705676.pdfIn PDF document text
- http://studiotecnicoarduini.eu/userfiles/files/wabalesowevu.pdfIn PDF document text
- https://sharidendesignasphalt.com/wp-content/plugins/super-forms/uploads/php/files/16e5d8ab88daf49464c5e98053f51c7a/junigomugek.pdfIn PDF document text
- http://julieesteban.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bb6a777bccf---35619318578.pdfIn PDF document text
- http://tomnhenryanderson.com/clients/8/8a/8a1068334c160bb49438aafe8043afff/File/mulasuwivaz.pdfIn PDF document text
- https://burlingame.com/wysiwygfiles/file/xiburatipi.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=game+killer+mod+apk+free+downloadPDF 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_off0000dcf2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCF2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f509.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF509 | 10612 bytes |
SHA-256: cd2a0ef0288976f1efe043b4709fad4500388fdc21db8d77229d13a5c868b363 |
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font_02_sfnt_off00010d3c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D3C | 16800 bytes |
SHA-256: 60befef8cda8e03e4f481f72b0149560cab9d3ca17f00108dcdf06e9f68b8e4b |
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