MALICIOUS
146
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF document flagged by ClamAV as a phishing trojan. Heuristics indicate it functions as a link farm and contains a callback lure, suggesting it aims to trick users into contacting malicious actors via phone. While no scripts were directly extracted, the PDF structure and embedded URLs point towards a phishing or social engineering attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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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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://seerupit.dk/assens/file/xafufepixejesigunexomesej.pdf In PDF document text
- http://www.birapart.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613dd1f4d3ce6---vipakajatavu.pdfIn PDF document text
- http://4998horo.gmmwireless.com/contents/files/65432551498.pdfIn PDF document text
- https://wcdt.co.th/wp-content/plugins/super-forms/uploads/php/files/klp5k1mdbtvtl2sf4f28d25tmr/51688781034.pdfIn PDF document text
- http://synthecinter.com/userfiles/files/lafapowomutasowil.pdfIn PDF document text
- https://egokituz.org/files/galeria/files/rufosoje.pdfIn PDF document text
- http://webcertain.net/contentupload/fckeditorUploads/organization_/file/67600815762.pdfIn PDF document text
- http://firewheels.pe/userfiles/file/vuxowekudabusumori.pdfIn PDF document text
- https://ukmriptek.org/codeIgniter-hmvc/userfiles/files/rowaxolepunoxobop.pdfIn PDF document text
- http://hauptlawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/majojogotejikutulesam.pdfIn PDF document text
- http://acelybio.com/upload/files/vovodubezugovesip.pdfIn PDF document text
- http://bacsiha.com/public/ckfinder/userfiles/files/tatelinewaxi.pdfIn PDF document text
- https://yuanfuconstruction.com/ckfinder/upload/files/70519591529.pdfIn PDF document text
- http://laihoawedding.com/app/webroot/upload/files/rajurepujunimatusewibipa.pdfIn PDF document text
- http://bluecreator.biz/ckfinder/userfiles/files/72079805758.pdfIn PDF document text
- https://31app.com/userfiles/file/13759633536.pdfIn PDF document text
- http://sabaispa.net/userfiles/file/94045976743.pdfIn PDF document text
- http://dok-vo.ru/userfiles/file/kaxot.pdfIn PDF document text
- http://irinabailey.com/upload/files/xojatatos.pdfIn PDF document text
- http://pinzimoniofiumicino.eu/userfiles/files/tiwoxipa.pdfIn PDF document text
- http://verypool.cn/images/upload/File/8015091415.pdfIn PDF document text
- http://sh-songshi.com/admin/upimg/file///89648322172.pdfIn PDF document text
- https://kenkochaya.com/user_data/ckfinder/files/33656919667.pdfIn PDF document text
- http://shceping.com/upFile/photos/2021-9/file/tuwov.pdfIn PDF document text
- http://baloneacessorios.com/_upload/file///temopinosimupiwuzuf.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=watch+fear+the+walking+dead+season+6+episode+1+online+freePDF 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_off0000d129.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD129 | 11292 bytes |
SHA-256: a41315e293a7580f56af6c2f4ef369053ca2accddba1c8984a7160c70ac80156 |
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font_01_sfnt_off0000eb8d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB8D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001039f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1039F | 17104 bytes |
SHA-256: e072d0c9e2fb04b5d8dcb185d5cb467cc95b2c73a4a6bc885e3955a1e8e3ee87 |
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