MALICIOUS
146
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a high number of external URIs and is flagged as a link farm on disposable hosting, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the overall structure points to a malicious link farm.
Machine Learning
- Nyx PDF Classifier malicious score 0.9954
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://buzascsaba.hu/userFiles/file/9322876680.pdf In PDF document text
- https://vargyasnekonyveles.hu/kepek/other/file/gokopidowubupupunokuzo.pdfIn PDF document text
- https://dadesigning.com/daduserfiles/files/78319077985.pdfIn PDF document text
- http://avvocatoandreabruschi.it/userfiles/files/mebuto.pdfIn PDF document text
- http://ahcxdq.com/uploads/file/250919338298.pdfIn PDF document text
- https://nestsearch.in/admin/uploads/file/18473301166.pdfIn PDF document text
- https://galaxytraining.examinationonline.com/files/47943946859.pdfIn PDF document text
- https://gifarlcm.com/upfiles/editor/files/96684357818.pdfIn PDF document text
- https://www.habitat-morvan.fr/ckfinder/userfiles/files/jijulafozajimodobizufos.pdfIn PDF document text
- http://studiotecnicopinto.it/userfiles/files/mokosabevawiwewatines.pdfIn PDF document text
- https://pezenasenchantee.fr/userfiles/file/jugukopuwijugek.pdfIn PDF document text
- http://gjbbang.com/userData/board/file/guniji.pdfIn PDF document text
- http://izeninfo.net/admin/upload/files/wofemuzinezogugoxilogu.pdfIn PDF document text
- https://universal4shipping.net/userfiles/file/xotajagixe.pdfIn PDF document text
- http://adhdesign.de/userContent/files/20210831231136-safovekorasuj.pdfIn PDF document text
- http://krukewittfarms.com/userfiles/file/19633172248.pdfIn PDF document text
- http://vin-baietii.ro/ckfinder/userfiles/files/rajemesigatadutaja.pdfIn PDF document text
- http://komodovo.ru/upload_picture/25562061408.pdfIn PDF document text
- http://kantoromega.pl/userfiles/file/93589085030.pdfIn PDF document text
- http://drvision.org/wp-content/plugins/formcraft/file-upload/server/content/files/161469dc74bae9---datavubozojebafuzazevagoz.pdfIn PDF document text
- http://www.jysunshine-hotel.com/up_files/file/suziranar.pdfIn PDF document text
- http://architettoangeli.it/userfiles/files/pesosixalawoniruvukawe.pdfIn PDF document text
- http://terminsk.by/pics/files/kolinatudofitezuvuxopek.pdfIn PDF document text
- http://immobilieninvestors.org/userfiles/file/59423115091.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=redmi+note+10+vs+redmi+note+10+pro+vs+redmi+note+10+pro+max+comparisonPDF 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_off0000b03d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB03D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c854.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC854 | 11016 bytes |
SHA-256: 7057efda12b6e9a5dd3de7a66ace4333e2ed0392ac95a33ebb5c86a6aff5cfcd |
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font_02_sfnt_off0000e203.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE203 | 16176 bytes |
SHA-256: f3c8d248f972a854849085b8ba5d34644c7efd14a47fbe4194d8ccb888676537 |
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