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 URLs, including one identified as a link farm on disposable hosting, suggesting a phishing or redirection scheme. The PDF structure and embedded URLs point towards a spearphishing attachment delivery method, aiming to direct users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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://infrive.ru/uplcv?utm_term=how+do+i+setup+my+new+android+phone PDF link annotation
- https://cupanghitam.com/contents/files/rexobuvetovokorepi.pdfIn PDF document text
- http://keitbg.com/images/files/72944564586.pdfIn PDF document text
- https://editions-tlp.fr/ckfinder/userfiles/files/dudini.pdfIn PDF document text
- https://dsodrecital.com/wp-content/plugins/formcraft/file-upload/server/content/files/161416a29dd6a9---36966872521.pdfIn PDF document text
- http://galaxyjewel.cn/uploadfile/files/75435858737.pdfIn PDF document text
- http://www.psychophonie-tarbes.com/ckfinder/userfiles/files/lamokijoxujalofisavuxer.pdfIn PDF document text
- https://jeevandeepspecialcare.com/ckeditor/ckfinder/userfiles/files/rajoj.pdfIn PDF document text
- http://soundupgrade.nl/site/data/ws/files/98365463795.pdfIn PDF document text
- http://skkl.cn/filespath/files/20210913213353.pdfIn PDF document text
- https://peptidturkiye.com/ckfinder/userfiles/files/wobegeturarajojopategibiw.pdfIn PDF document text
- http://permanentnimakeup-brno.cz/userfiles/files/pugetajonofefafuzupuz.pdfIn PDF document text
- https://angelsstaff.com/uploads/file/vizuziteset.pdfIn PDF document text
- https://www.phoenixdentalacademy.co.uk/wp-content/plugins/super-forms/uploads/php/files/74e9f3e1efe43860f8ba9b010ee7b7bb/71865035832.pdfIn PDF document text
- http://naszymsladem.pl/upload/file/xinoti.pdfIn PDF document text
- http://wingmanresearch.com/userfiles/files/12944855442.pdfIn PDF document text
- http://phone-server.com/userfiles/file/sonumojipiritezegevewoba.pdfIn PDF document text
- http://upoart.com/ckfinder/userfiles/files/99106554103.pdfIn PDF document text
- http://donaldnathanlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/zebubimakimedigovixaga.pdfIn PDF document text
- http://sjhtractor.com/d/files/38678780563.pdfIn PDF document text
- http://magooferta.pl/uploads/fck/file/96666265675.pdfIn PDF document text
- https://prolocolidodisavio.org/ckfinder/userfiles/files/tisekejafisorosove.pdfIn PDF document text
- http://vxclouds.com/userfiles/file/13114545445.pdfIn PDF document text
- http://roycraft.ca/userfiles/file/68116907109.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_off0000b0b4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB0B4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c8c6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC8C6 | 14536 bytes |
SHA-256: 7282479cdb498ac0776e0f5d3e757b8a04e77defd292b7b11f1806e0d01d79de |
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font_02_sfnt_off0000ecfe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECFE | 10904 bytes |
SHA-256: 0a6ff1753eb465151a8c257a56316e23a9f72b2ec91013188b3d94ec5703a005 |
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