MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to disposable domains and are indicative of a link farm used to obscure the true destination. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery. The heuristic PDF_SEO_DISPOSABLE_LINK_FARM specifically highlights the use of link farms on disposable hosting, reinforcing the phishing or malware lure pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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 http://kibbkw.com/uploads/file/javebidepeb.pdf In PDF document text
- http://japanbizkorea.com/userData/ebizro_board/file/36988341887.pdfIn PDF document text
- http://huthamcauquanggiap.com/upload/files/31391988913.pdfIn PDF document text
- http://hermandadperdon.es/userfiles/file/poxumumivenaga.pdfIn PDF document text
- http://www.jokilaaksonratsastajat.fi/file/xaxisetopexodedu.pdfIn PDF document text
- http://bandbaajabarat.com/ci/userfiles/files/20067738264.pdfIn PDF document text
- http://skpizzasubs.com/uploads/files/nemidibexumotijeka.pdfIn PDF document text
- https://lesrimaudieres.com/images/uploads/file/ravarejina.pdfIn PDF document text
- http://tzsunup.com/upload/wifesak.pdfIn PDF document text
- http://centralgiving.com/media/userfiles/file/17196407416.pdfIn PDF document text
- http://flyingfish-stay.com/userfiles/file/88364989420.pdfIn PDF document text
- http://opalbiosciences.com/wp-content/plugins/formcraft/file-upload/server/content/files/16131acc96b03a---47807784900.pdfIn PDF document text
- http://e-menu.hu/editor_up/pidipowediwovisisegadomax.pdfIn PDF document text
- http://hamyarsanatco.com/ckfinder/userfiles/files/gotexebumo.pdfIn PDF document text
- http://vincentianssjp.com/userfiles/file/boserisuwewura.pdfIn PDF document text
- http://rorolaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/xeginomovovupekupokifexid.pdfIn PDF document text
- http://www.expertnutritionadvisor.com/wp-content/plugins/formcraft/file-upload/server/content/files/161347c8f2f90c---puranoritewibulusexuni.pdfIn PDF document text
- http://musik-fachberatung-neumarkt.de/images/uploadedimages/file/mabikuvixisaguf.pdfIn PDF document text
- https://dragonexpressml.com/userfiles/files/topiponitokefa.pdfIn PDF document text
- http://como.gattinonimondodivacanze.it/themes/userfiles/files/27532404917.pdfIn PDF document text
- http://brandiassociati.it/userfiles/file/sazawajutemam.pdfIn PDF document text
- http://joesservicecenternj.com/userfiles/files/21319001344.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=nakrutka+free+followersPDF 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_off0000d409.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD409 | 17496 bytes |
SHA-256: 9fae5064cdc34fac5860f74abbc22804769badfa174e94816bedbf19a5a2e04e |
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font_01_sfnt_off0001010e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1010E | 10268 bytes |
SHA-256: a0958858e56fd9c4259ff5e8d8df2c5aacd0d8c8cb97b3941e6c6e28cb39fa0f |
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font_02_sfnt_off00011872.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11872 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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