MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous external URIs and is identified as a link farm on disposable hosting, suggesting it's designed to redirect users to potentially harmful websites. The presence of embedded URLs and the nature of the heuristics point towards a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://smidgel.ru/uplcv?utm_term=rubber+tyre+manufacturing+process+pdf PDF link annotation
- http://www.jesuseslaroca.org/wp-content/plugins/formcraft/file-upload/server/content/files/161336b1209a8f---xedazekejuguve.pdfIn PDF document text
- http://commissioncollectionlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/pipobujosugerigefese.pdfIn PDF document text
- http://cpk.by/ckfinder/userfiles/files/50150465900.pdfIn PDF document text
- http://zatexpress.com/upload/userfiles/files/73675260438.pdfIn PDF document text
- http://kleinschadenexpert.de/userfiles/file/46357831421.pdfIn PDF document text
- http://dongshengcable.com/images/upload/File/26083511264.pdfIn PDF document text
- http://www.scmphotography.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1613611c813c55---50241429924.pdfIn PDF document text
- http://bikaji.zohukum.com/ckfinder/userfiles/files/sebijazaneboxa.pdfIn PDF document text
- http://cz-synergy.cz/data/file/83777782029.pdfIn PDF document text
- http://freewest.at/47285258226.pdfIn PDF document text
- http://cl-metalparts.com/d/files/konup.pdfIn PDF document text
- https://tasteadmin.com/ckfinder/core/connector/php/custom/wysi_uploads/files/52548810950.pdfIn PDF document text
- http://dobermanncz.eu/files/xawotolij.pdfIn PDF document text
- http://hanhthien.net/uploads/file/31537495655.pdfIn PDF document text
- http://cdio.vn/uploads/userfiles/file/81196959343.pdfIn PDF document text
- http://energy-labels.com/userfiles/file/deduropapogovapegovulevib.pdfIn PDF document text
- http://bibliotekaszamocin.pl/img/upload/files/liraf.pdfIn PDF document text
- http://igigeothermal.jp/userfiles/file/19123014402.pdfIn PDF document text
- http://terremeraude.com/userfiles/file/rodewedegav.pdfIn PDF document text
- https://iphone-odklep.si/vsebina/gesepusab.pdfIn PDF document text
- http://faisaltowel.com/survey/userfiles/files/94708008138.pdfIn PDF document text
- https://sardavetri.it/userfiles/file/80603724491.pdfIn PDF document text
- http://isspskola.lv/userfiles/files/10565198283.pdfIn PDF document text
- https://tes-sys.com/uploads/ckfinder/files/20210903/16306068039757.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_off0000e520.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE520 | 11316 bytes |
SHA-256: 36a8c91442513ffbde803ec3917407c185190e672a2418eed1200b82f2380977 |
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font_01_sfnt_off0000ff5f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF5F | 16388 bytes |
SHA-256: c69fe1f3c6dbd27c5bad958da57b9477fe5152daa016d42ef1f019da95820125 |
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font_02_sfnt_off0001297e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1297E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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