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, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to disposable domains and are structured as link farms, suggesting a phishing or malware distribution scheme. The presence of PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating the document is designed to host many links on potentially untrusted domains. No scripts were extracted, but the overall structure points to a malicious document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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 http://tuvanthanhlapcongty.biz/upload/ck/files/zawojemofefotavobedebuzu.pdf In PDF document text
- https://olamare.com/img/uploaded/file/rakagubow.pdfIn PDF document text
- http://litroshaber.net/resimler/files/julumupaleloju.pdfIn PDF document text
- https://vientangluc.com/upload/files/71500276703.pdfIn PDF document text
- https://cribpointonline.org/cribpointonline/userimages/file/zisadoma.pdfIn PDF document text
- http://seednseed.com/admin/fckfiles/file/20528409369.pdfIn PDF document text
- https://www.prieur-equipement.com/ckfinder/userfiles/files/9511449225.pdfIn PDF document text
- http://geometracosentino.com/userfiles/files/demogasikokagi.pdfIn PDF document text
- http://2015.letnifestiwal.pl/ckfinder/userfiles/files/kuwikovajapivoju.pdfIn PDF document text
- http://longbeach.ilovepokebar.com/uploads/files/botilulidutikiwegunetup.pdfIn PDF document text
- https://www.booster-p.com/wp-content/plugins/formcraft/file-upload/server/content/files/161488d6719e0c---15831659676.pdfIn PDF document text
- http://caratow.eu/userfiles/file/27544642141.pdfIn PDF document text
- http://ibtaker.ps/userfiles/file/65052644871.pdfIn PDF document text
- https://inprovitvenezuela.com/ckfinder/userfiles/files/zipifakotewibosu.pdfIn PDF document text
- http://outspokenholland.com/userfiles/fckFile/20210904070248.pdfIn PDF document text
- http://hotelrefah4ter.ir/basefile/hotelrefah4terir/files/tusagiwebajepovoj.pdfIn PDF document text
- http://playitdirect.ca/ckfinder/uploadfiles/files/24215915354.pdfIn PDF document text
- http://controldellaves.com/app/webroot/arxius/file/12055910712.pdfIn PDF document text
- https://arerp.kr/data/file///jidavowara.pdfIn PDF document text
- https://autotronics.vn/userfiles/file/zezekuwopa.pdfIn PDF document text
- http://chono.mn/uploads/userfiles/files/pabameferogomovufevur.pdfIn PDF document text
- https://zbmbudomont.pl/userfiles/file/difedidavulufebut.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=game+of+thrones+season+5+putlockerPDF 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_off0000b01a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB01A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c82c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC82C | 16484 bytes |
SHA-256: f92b01eefccb38c89dcb3f9958a99ceb0bdb8bf5de4241a3a28d424e9fe7ab29 |
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font_02_sfnt_off0000f27b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF27B | 11016 bytes |
SHA-256: 9478d7be6f18b82d1f22d1b95005b2deddec02d86542fd9b895a145a6e419c8a |
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