MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains a large number of embedded URLs, many pointing to unknown domains, suggesting it functions as a link farm. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically flags this behavior, indicating a potential phishing or malware distribution scheme. No scripts were extracted, but the structure and URL distribution are indicative of a malicious document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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 https://ciiinnovationsummit.com/ci/userfiles/files/56012823039.pdf In PDF document text
- https://harkakotony.hu/UserFiles/file/doxalizezajowizibule.pdfIn PDF document text
- http://foxhill101.com/userimages/13541495954.pdfIn PDF document text
- https://agatanorek.com/files/file/7848137927.pdfIn PDF document text
- http://motovelo-nmsk.ru/userfiles/file/koraxodego.pdfIn PDF document text
- https://ndmoyun.com/calisma2/files/uploads/pesamunejidifa.pdfIn PDF document text
- https://vipbeachhouse.com/uploads/editor/file/86510461811.pdfIn PDF document text
- http://studiozammuner.eu/userfiles/files/lelixixode.pdfIn PDF document text
- http://balade-pierry.fr/userfiles/file/wirokalej.pdfIn PDF document text
- http://levakov132.ru/userfiles/file/dosepebifipa.pdfIn PDF document text
- http://www.fuchingrading.com/upload/file/4664323853.pdfIn PDF document text
- https://beaumont-residence.com/wp-content/plugins/super-forms/uploads/php/files/3vbrnfn6slmda4j4670akl1o2u/xotitajirutele.pdfIn PDF document text
- https://seedcambodia.org/htdocs/cljr/data/files/5934837205.pdfIn PDF document text
- http://conservationenergy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138357635578---19500912377.pdfIn PDF document text
- https://pametnidom.hr/pametne_kuce/userfiles/file/84578983052.pdfIn PDF document text
- http://newtrichur.com/userfiles/file/jekonitugu.pdfIn PDF document text
- https://derya.afmiletisimajansi.info/resimler/files/3666118430.pdfIn PDF document text
- https://ketex.com/trcgp/ckfinder/userfiles/files/lalum.pdfIn PDF document text
- https://winpoasia.com/ckfinder/userfiles/files/37713611233.pdfIn PDF document text
- http://cheumst.com/upload/fckeditor/file/nixoviguladobimixisimare.pdfIn PDF document text
- https://rotterdampools.com/contents/files/vofojomefete.pdfIn PDF document text
- https://rippa.pt/files/file/kitazinutu.pdfIn PDF document text
- http://aumnat2car.com/ckfinder/core/connector/php/upload/files/81193091384.pdfIn PDF document text
- http://imcborivali.org/userfiles/file/funoboxoxagodemiluvo.pdfIn PDF document text
- https://ubranni.com/uploader/files/23744534367.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=gearbox+components+pdfPDF 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_off0000c452.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC452 | 16736 bytes |
SHA-256: e63ca69ae296ff60ce2ee195f209aef92350e00eef51592761fab5ce28a51fdf |
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font_01_sfnt_off0000ef0e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF0E | 10924 bytes |
SHA-256: e0ef02ae3b8d0087e0aa74796907793dc9204cf377d10ecf25ca189aba22d5de |
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font_02_sfnt_off0001082d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1082D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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