MALICIOUS
146
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. The heuristic 'SE_CALLBACK_LURE' suggests the document may be designed to trick users into calling a fraudulent number, consistent with tech-support scams. Numerous embedded URLs point to external resources, likely for further payload delivery or phishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://laborke.ru/uplcv?utm_term=bookmark+chrome+hilang PDF link annotation
- https://fuoriscena.eu/file/18728993821.pdfIn PDF document text
- https://777mto.org/contents/files/71641976696.pdfIn PDF document text
- http://barahi.com/assets/userfiles/files/84628131695.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613777912ddec---febilos.pdfIn PDF document text
- https://www.channeloflove.com/ckfinder/userfiles/files/fasenarupumi.pdfIn PDF document text
- https://wecareprogram.org/images/file/39557497999.pdfIn PDF document text
- https://shoppingplanet.cityplanet.ro/ckfinder/userfiles/files/lomezututojuwujoja.pdfIn PDF document text
- http://pamatudarbai.lt/ckfinder/userfiles/files/lulonesizekiwadux.pdfIn PDF document text
- http://pokeocncafe.com/uploads/files/24706644580.pdfIn PDF document text
- https://norservis.info/files/files/dizijeputukazizurutabojig.pdfIn PDF document text
- http://agrostroi-proekt.ru/ckfinder/userfiles/files/batufefulitozogunovofow.pdfIn PDF document text
- https://hatinhjobs.com/upload/files/lopajenivilelobesibitor.pdfIn PDF document text
- http://cnokorea.com/userfiles/file/ropuvebekexakitibewed.pdfIn PDF document text
- https://rintrans.com/files/lepusaf.pdfIn PDF document text
- http://gsprojekt.eu/userfiles/files/87437192835.pdfIn PDF document text
- http://membranekeyboard.pl/_data/file/79335122100.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614662af5b2c5---tejebedofidototom.pdfIn PDF document text
- http://www.vivelamusica.es/wp-content/plugins/formcraft/file-upload/server/content/files/1613388b1dbf52---15208771107.pdfIn PDF document text
- https://kominove-centrum.cz/media/files/file/14742944978.pdfIn PDF document text
- http://lblussana.it/images/file/68260050813.pdfIn PDF document text
- http://basaritarim.net/admin/editor_resim/file/21989507439.pdfIn PDF document text
- https://manusingh.org/scgtest/eec-new/codelibrary/ckeditor/ckfinder/userfiles/files/gagumurawubatazagefade.pdfIn PDF document text
- http://vrakskodamnetice.cz/file/89621947096.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_off0000e048.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE048 | 10556 bytes |
SHA-256: b89ed44a23caa974a0d4b8cdea6ee93c2ae69dc5ba9d00ac9719d213530e686b |
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font_01_sfnt_off0000f821.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF821 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011033.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11033 | 18780 bytes |
SHA-256: 1bf7be652c4da267b0981ffd643e2cfab945fe3e2486f8d73d9816211dc1ef6b |
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