MALICIOUS
146
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected by ClamAV as Pdf.Phishing.Trojan and flagged by an ML classifier as malicious. Heuristics indicate it is a link farm and contains a callback phishing lure, suggesting the user is prompted to call a phone number. While no scripts were explicitly extracted, the PDF structure and embedded URLs point towards a phishing or scam attempt, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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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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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
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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://esperanzadeavila.com/fotos/file/44833255303.pdf In PDF document text
- http://www.introspekta.si/ckfinder/ckeditor_uploaded_files/files/nabakoxidilumitobiwaxidu.pdfIn PDF document text
- https://koncnc.com/genelresimler/file/79390885000.pdfIn PDF document text
- http://ttmplus.com/userfiles/files/fiwulirimiwik.pdfIn PDF document text
- http://singer-island-condos.com/userfiles/files/biravidi.pdfIn PDF document text
- http://www.psychophonie-tarbes.com/ckfinder/userfiles/files/fijofefewubopugo.pdfIn PDF document text
- http://peak-experience-japan.com/images/blog/file/folate.pdfIn PDF document text
- http://instalace-charvat.cz/userfiles/file/jikisumiko.pdfIn PDF document text
- http://shopcode.ru/uploads/file/39030083994.pdfIn PDF document text
- https://psiakocky-potisk.cz/webpagebuilder/ckfinder/userfiles/files/polaxoxamuvunileraburewe.pdfIn PDF document text
- http://www.akutrans.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b78e218cc4---49365414317.pdfIn PDF document text
- http://hanabi-la.com/uploads/files/rukosaxopise.pdfIn PDF document text
- http://macro-e.com/app/webroot/userfiles/files/towikagetapobowexejig.pdfIn PDF document text
- http://zoscm.zohukum.com/ckfinder/userfiles/files/51523523729.pdfIn PDF document text
- https://alcoquimicos.com/ckfinder/userfiles/files/kosovujawafaxarubido.pdfIn PDF document text
- https://heks-tech.com/app/webroot/userfiles/files/60212345775.pdfIn PDF document text
- http://ajisushionline.com/uploads/files/10450448099.pdfIn PDF document text
- http://workontext.ru/media/file/xaladimanediv.pdfIn PDF document text
- https://gadesign52.com/uploads/files/202109091113202958.pdfIn PDF document text
- http://korytnica.net/data/files/wotaxanop.pdfIn PDF document text
- http://www.sunarsurdurulebilir.com/wp-content/plugins/super-forms/uploads/php/files/asc9nr8tq4fmrg6unl30sjgk66/sepokofadokolate.pdfIn PDF document text
- http://pcccmiennam.com/media/ftp/file/87324431299.pdfIn PDF document text
- https://phukienbep.net/media/files/turetefudar.pdfIn PDF document text
- http://rjt1.org/upload/files/wudasolemavojawazowejamu.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=brute+force+hacking+tool+for+androidPDF 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_off00010143.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10143 | 10832 bytes |
SHA-256: c11a010e2b13d3c26be85a4d8d3010f276759d22f1fa5752d622e12541e28c0c |
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font_01_sfnt_off00011a07.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A07 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013219.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13219 | 19292 bytes |
SHA-256: 2630783fa3efbf9534010cfa5a6691e3d87eb2cd359cb6ee857f5317d6b8da57 |
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