MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains a large number of embedded URLs, many pointing to disposable hosting, indicating a link farm designed to redirect users. The presence of embedded URLs and the nature of the heuristics suggest an attempt to deliver malicious content or phish credentials.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://krisoc.ru/uplcv?utm_term=how+do+you+download+pictures+from+android+to+computer PDF link annotation
- https://xtrafitcoaching.com/www/images/files/44132829577.pdfIn PDF document text
- http://ivelinabozilova.com/userfiles/file/30180843916.pdfIn PDF document text
- https://wineart.online/userfiles/file/temijojitiziruxadad.pdfIn PDF document text
- https://khyatiinfotech.biz/ckfinder/userfiles/files/bodox.pdfIn PDF document text
- http://gillsandgeckos.com/userfiles/file/56555161352.pdfIn PDF document text
- http://it-hair.com/userfiles/novufepunenobeguxosim.pdfIn PDF document text
- https://garraldaarquitectura.com/garralda_userfiles/files/zunonenorokasefewoxifo.pdfIn PDF document text
- http://purofirstli.com/userfiles/files/balimigupusonul.pdfIn PDF document text
- https://canevastoilestjean.com/upload/editor/file/bolopamatolazejaxijevu.pdfIn PDF document text
- http://thinhhoanggia.vn/Images_upload/files/21587820932.pdfIn PDF document text
- https://flyags.com/editorResources/file///14780585872.pdfIn PDF document text
- http://kielcenoca.pl/files/file/xegixori.pdfIn PDF document text
- https://ohcsi.com/ckfinder/userfiles/files/95392122204.pdfIn PDF document text
- http://gloria-eurex.com/images/blog/file/tazutozariwes.pdfIn PDF document text
- http://volkshilfe-vlbg.at/images/content/files/79768301662.pdfIn PDF document text
- http://chenruichem.com/upload/files/fijijonefop.pdfIn PDF document text
- http://kondicionery-lobnya.ru/upload_picture/file/rorafine.pdfIn PDF document text
- http://abcbyspu.net/ckfinder/images_store/files/bediwafejejaxotejagugi.pdfIn PDF document text
- http://agilesolutions.in/uploads/82618388408.pdfIn PDF document text
- http://sun-green.be/ckfinder/userfiles/files/fenagadujasawurawir.pdfIn PDF document text
- http://a1climbing.com/userfiles/files/70042788810.pdfIn PDF document text
- https://eternalbliss.net/file/99267323257.pdfIn PDF document text
- https://marupyara.com/fotos/userfiles/file/pisagelujokivorewetil.pdfIn PDF document text
- http://skup-laptopow.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130125132357---fazog.pdfIn PDF document text
- http://s292376414.onlinehome.fr/datas/imgmail/file/80711999107.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_off0000e234.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE234 | 11072 bytes |
SHA-256: 53488e2ef99c60df51a29799e343481e8e787b38fdee6c7cd944df8ce5abebac |
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font_01_sfnt_off0000fc09.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC09 | 18864 bytes |
SHA-256: afa39b0f0c9b3ea78be4398b9775f0b8d4f54b5009376120d9faf5b853f5fa3d |
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font_02_sfnt_off00012cc4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12CC4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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