MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. The presence of numerous links, many pointing to potentially disposable hosting and exhibiting link farm characteristics, suggests a phishing or malware distribution scheme. The document body, though heavily obfuscated, does not provide specific instructions, but the overall structure and heuristic firings point towards a lure to download a secondary payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9936
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://www.smartlandgroup.com/ckfinder/userfiles/files/81355023465.pdf In PDF document text
- http://xn--80aafbladvtgxneccoge3bt.xn--p1ai/pict/file/wuvenuterugawag.pdfIn PDF document text
- https://www.creativetalentnetwork.com/ckfinder/userfiles/files/lakigasojizefuvu.pdfIn PDF document text
- http://ksiclubcom.ksiclub.org/svnprojects/DHD/Source/images/files/budaxuwukupotuzesipuvini.pdfIn PDF document text
- http://www.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136922248042---tavazidanos.pdfIn PDF document text
- https://rajaketiga.com/contents/files/dujarobakuzafa.pdfIn PDF document text
- https://plewmal-d.com/Uploads/files/wiwobed.pdfIn PDF document text
- http://aias.pnu.ac.th/ckfinder/userfiles/files/vamaxagizebeporogaladi.pdfIn PDF document text
- http://vinhosnorte.com/images/files/miduxegoponuw.pdfIn PDF document text
- http://kfoodntea.com/dataroom/file/73034827539.pdfIn PDF document text
- https://hsiaoying.com/userfiles/file/wironeve.pdfIn PDF document text
- http://pinxedien.net/upload/files/konesorikolakole.pdfIn PDF document text
- http://zhongguohuachun.com/d/files/24185743146.pdfIn PDF document text
- http://jaatkinson.com/userimages/kevazosomolajadejiga.pdfIn PDF document text
- https://cncostruzioni.com/userfiles/file/pagunadimipexesabavoboli.pdfIn PDF document text
- http://lotusromeo.fr/app/webroot/files/userfiles/files/zediwaturupujovunefuraz.pdfIn PDF document text
- https://www.businesswatchguardingservices.co.uk/wp-content/plugins/super-forms/uploads/php/files/vuvatgphr669vltug07dfjcks7/xokikopewugorugewaj.pdfIn PDF document text
- http://enjoybowlramenandpoke.com/uploads/files/wijapixemodanulisadabodub.pdfIn PDF document text
- http://arredamentoambienti.it/img/file/virumapifopiv.pdfIn PDF document text
- http://phatnang.com/media/ftp/file/52004347553.pdfIn PDF document text
- http://koreaseals.com/ckfinder/userfiles/files/jinitenuwuvazogaj.pdfIn PDF document text
- http://airconbank.com/upload/fckeditor/file/41063107724.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=angiosperm+reproductive+structurePDF 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000104e1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104E1 | 10796 bytes |
SHA-256: 57474a0301e623b4041ecb020f432f096f904ebb40cbea51819dacb1a4d1be3d |
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font_01_sfnt_off00011d9a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D9A | 16180 bytes |
SHA-256: c0217721a1102ad1f8a8ff5461faadb02f26a3634bfe128d67f68b25b112ee8f |
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font_02_sfnt_off00013343.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13343 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_03_sfnt_off00014b55.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14B55 | 21616 bytes |
SHA-256: 19ff0955766f2a3a95e99b87a4f88f9e1898f40f7b1a780fc6baa262d7db091c |
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