MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to seemingly legitimate domains but likely serving as part of a link farm designed to obscure the ultimate malicious destination. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a high likelihood of malicious intent through deceptive linking practices.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 5
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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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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://www.telluridescience.org/sites/default/files/tstc-applications/fezijorimofilafomifum.pdf In PDF document text
- https://www.natsihwa.org.au/sites/default/files/webform/xexazud.pdfIn PDF document text
- http://cicatsalud.com/html/sites/default/files/webform/bulurifabisiwotubavigivos.pdfIn PDF document text
- https://www.dgs-interparts.be/sites/default/files/42042694998.pdfIn PDF document text
- http://spotlight-sites.com/sites/default/files/webform/loboje.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/61928937085.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/61391242106.pdfIn PDF document text
- http://russian-ice-spb.ru/sites/default/files/webform/files/69309865186.pdfIn PDF document text
- http://spotlight-sites.com/sites/default/files/webform/40861703051.pdfIn PDF document text
- http://www.friendlycc.com/sites/default/files/webform/16921441106.pdfIn PDF document text
- https://www.newburghgroup.com/sites/default/files/webform/resumes/talazeleravu.pdfIn PDF document text
- https://www.pharoxglobal.com/sites/default/files/webform/50635107556.pdfIn PDF document text
- http://cicatsalud.com/html/sites/default/files/webform/jedirokadezat.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=free+amharic+orthodox+spiritual+books+pdfPDF link annotation
- https://www.ice.cam.ac.uk/sites/www.ice.cam.ac.uk/files/webform/46273532178.pdfIn PDF document text
- https://community.princeton.edu/system/files/webform/kabajizonen.pdfIn PDF document text
- https://printandmail.princeton.edu/system/files/webform/50156150340.pdfIn PDF document text
- https://thesanfordschool.asu.edu/sites/default/files/webform/99818817157.pdfIn PDF document text
- https://www.healthdata.org/sites/default/files/resumes/mavesoriv.pdfIn PDF document text
- https://www.healthdata.org/sites/default/files/resumes/fanonexujezurexuli.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://scripts.sil.org/OFLIn PDF document text
- http://www.geocities.com/mitra_anirban/hobbies.htmGNUIn PDF document text
- http://www.gnu.org/copyleft/gpl.htmRegularIn PDF document text
- http://scripts.sil.orgIn PDF document text
Extracted artifacts 6
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ddf3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDDF3 | 7384 bytes |
SHA-256: 28e87e1aee5bc4d2e82b333037b0c12d6903d8bddf9cf296577c546c312c5c64 |
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font_01_sfnt_off0000f6d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF6D7 | 5396 bytes |
SHA-256: ebf1d6d9ed135d5ed1d4c880683ca42a63a3026f9cf743a5804ce86821dacc4c |
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font_02_sfnt_off00010928.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10928 | 5212 bytes |
SHA-256: b994a8a4c89cdc52db2a3898c1f3d5eda91c6a7296dbab06c7c0bd609122dda5 |
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font_03_sfnt_off00011a2f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A2F | 11836 bytes |
SHA-256: 4b68d8a2e4994c31ef51cb5b1853166c6ddb829475ae733795761e887f598053 |
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font_04_sfnt_off0001411d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1411D | 4324 bytes |
SHA-256: 4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
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font_05_sfnt_off00014f1a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14F1A | 5252 bytes |
SHA-256: 14c2a7bfbb880a30b6b124ac4c7d0237fcf7d2f77fed2b7e178dd93a33203f86 |
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