MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, with a high concentration of links pointing to disposable or unknown domains, suggesting a link farm or phishing lure. The ML classifier and ClamAV detection strongly indicate malicious intent. While no scripts were explicitly extracted, the PDF structure and embedded URLs are consistent with a phishing or malware distribution campaign, likely initiated via spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://harley.dataroom.tw/upload/files/vefasisagugumis.pdf In PDF document text
- http://halanmilk.com/upload/files/nagirinebomupesa.pdfIn PDF document text
- http://shukokai-voves.fr/userfiles/file/golugotowe.pdfIn PDF document text
- https://bonekarusa.com/contents/files/67454645799.pdfIn PDF document text
- http://4rrecycle.com/files/file/40920431777.pdfIn PDF document text
- http://salamatekhanevadeh.ir/ckeditor/files/files/76670964162.pdfIn PDF document text
- http://finalbrand.cz/upload/file/67349011556.pdfIn PDF document text
- http://planet-for-events.de/userfiles/file/91911441065.pdfIn PDF document text
- http://sure2trips.com/bot/ckfinder/uf/files/8451664595.pdfIn PDF document text
- https://kitapkapla.com/upload/ckfinder/files/23366862962.pdfIn PDF document text
- http://lightofislamonair.org/uploads/files/54874080567.pdfIn PDF document text
- https://by-express.com/upfiles/editor/files/jugozesulajifupasebubu.pdfIn PDF document text
- https://brs.jo/userfiles/files/mowedagajavidigusexag.pdfIn PDF document text
- http://sudeoksa.org/userfiles/file/20210913121046.pdfIn PDF document text
- https://repairbase.net/FCKeditor/editor/filemanager/connectors/php/images/file/92849198398.pdfIn PDF document text
- http://munnartourism.com/uploads/file/xojoluxajatiwifiwomowubis.pdfIn PDF document text
- http://ceresasrl.it/userfiles/files/19441329446.pdfIn PDF document text
- http://sicilyontable.it/userfiles/files/4549551417.pdfIn PDF document text
- https://iphonerepairservice.nl/app/webroot/files/userfiles/files/nuzegipo.pdfIn PDF document text
- https://jatransfer.com/userfiles/file/gejizedutadaji.pdfIn PDF document text
- http://mitsubishilongbien.vn/images/ckeditor/files/potifeminawujufebe.pdfIn PDF document text
- http://brcassociati.com/userfiles/files/72326796511.pdfIn PDF document text
- http://thayloilocnuoctaihanoi.net/upload/files/71346338556.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=all+apps+stopped+working+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_off0000e8d5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8D5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000100e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100E7 | 17180 bytes |
SHA-256: 164ec903062f416495a733b2d3c8a512971fe9291fa78f9f337048de63dfddda |
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font_02_sfnt_off00012d3c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D3C | 10724 bytes |
SHA-256: e744df20731dfa9d7ccdb6674aeb918cd10084eaa28d2f81f8868f647f1c6d39 |
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