MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded links pointing to various PDF files hosted on different domains, indicating a link farm. The 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic and the high number of distinct hosts suggest a phishing or malware distribution scheme. ClamAV detection as 'Pdf.Phishing.Trojan' further supports its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9780
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://ellenia3.eu/userfiles/files/zofugibagijadivi.pdf In PDF document text
- https://mashtalkandil.com/userfiles/file/xebaxibazajuvujupebenug.pdfIn PDF document text
- https://ldcpc.com/ckfinder/userfiles/files/xafonarigerumefafixumawew.pdfIn PDF document text
- http://ambvet-trefontane.eu/userfiles/files/takekelug.pdfIn PDF document text
- http://shengyaweb.com/uploadfile/file/2021090210300218.pdfIn PDF document text
- http://asclyziarskyklub.sk/userfiles/file/zuzizaz.pdfIn PDF document text
- https://sunsoftinfoway.net/ckfinder/userfiles/files/pupuwibaleteserulodo.pdfIn PDF document text
- http://farmaciacogliate.it/userfiles/files/21420140493.pdfIn PDF document text
- https://fertilizerproductionprocess.com/d/files/6477470223.pdfIn PDF document text
- https://hgb.se/filer/file/4774575330.pdfIn PDF document text
- https://solarconsulting.org/wp-content/plugins/super-forms/uploads/php/files/903992f78b25981ae58761269d7425e6/lelogoposul.pdfIn PDF document text
- http://zjgyuanhong.com/v15/Upload/file/2021982053298365.pdfIn PDF document text
- https://jamiatulbanat.in/wp-content/plugins/formcraft/file-upload/server/content/files/16130a4e8a9436---lunefawov.pdfIn PDF document text
- http://saint-party.com/media/file/woxepebenebutaniduje.pdfIn PDF document text
- http://www.ruben.pl/ckfinder/userfiles/files/punifupivimokoginuxafex.pdfIn PDF document text
- https://wic-net.com/userfiles/file/15285305432.pdfIn PDF document text
- http://lamarchesainterita.be/lamarchesainterita/imgdb/news/files/paxogo.pdfIn PDF document text
- http://automyjka.pl/automyjka.pl/userfiles/file/buxenoxezupagatevodosa.pdfIn PDF document text
- https://lidiyageorgieva.com/ckfinder/userfiles/files/47502061003.pdfIn PDF document text
- https://globalcareerclub.com/FCKeditor/userfiles/file/guwimepufuzufasub.pdfIn PDF document text
- https://htapigroup3.com/contents/files/ponufuruzakukuv.pdfIn PDF document text
- http://meta-min.com/files/97654416366.pdfIn PDF document text
- http://imobilestore.de/userfiles/file/50087041574.pdfIn PDF document text
- https://inprovit.com/ckfinder/userfiles/files/telatukokewalaxapimas.pdfIn PDF document text
- http://hzyixiangchem.com/upload/files/62854726806.pdfIn PDF document text
- http://velapower.com/glwh/UploadFile/file/2021090506294773499.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=eset+poweliks+cleanerPDF 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_off0000be96.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBE96 | 16920 bytes |
SHA-256: a779ee1d7e8f5346bfb153f92bf97f017ebae35db9cca083bba4e761059c51f8 |
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font_01_sfnt_off0000d72b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD72B | 10528 bytes |
SHA-256: 5587cda410c274caa6b8ea0326e5f7181a6b09877a4374b8cc3639017a0b8e45 |
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font_02_sfnt_off0000ef57.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF57 | 19584 bytes |
SHA-256: 4697544a669b576e8b64264ac8171f1c1f211eca24539fb6233707d9ea13f449 |
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font_03_sfnt_off00012207.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12207 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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