MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. The presence of numerous embedded URLs, many pointing to link farms and disposable hosting, suggests a phishing or content-luring scheme. While no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of a phishing attempt to direct users to malicious sites, likely for malware distribution or credential harvesting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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 https://ijieet.org/ckfinder/userfiles/files/46833061956.pdf In PDF document text
- http://bulk-supplies.com/userfiles/file/14288534655.pdfIn PDF document text
- https://thegmsbihta.in/userfiles/file/lolotitumura.pdfIn PDF document text
- http://zetrade.cz/userfiles/file/netafegixubeba.pdfIn PDF document text
- http://teplospectr.ru/images/files/33602532502.pdfIn PDF document text
- http://aibasylhet.edu.bd/app/webroot/ckfinder/userfiles/files/46628733278.pdfIn PDF document text
- https://keralatemples.info/ckfinder/userfiles/files/wipiborefexu.pdfIn PDF document text
- http://www.mostenpo.jp/userfiles/files/nupebigasurefexi.pdfIn PDF document text
- https://jxlmedu.com/file/files/20210904_084650.pdfIn PDF document text
- http://probeg2000.ru/files/userfiles/files/10853369197.pdfIn PDF document text
- https://pharma-tools.pl/galeria/file/7409278058.pdfIn PDF document text
- http://brno-skoleni.cz/ckfinder/userfiles/files/88167362648.pdfIn PDF document text
- http://koutingchina.com/upload/files/54847908037.pdfIn PDF document text
- http://www.majorisinvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613f3ff37427c---24099671984.pdfIn PDF document text
- https://stellabakingcompany.com/wp-content/plugins/formcraft/file-upload/server/content/files/161376143422df---nubesulupetipagulus.pdfIn PDF document text
- http://vinhthuanvietnam.com/upload/files/46755476666.pdfIn PDF document text
- https://ceylanotel.com/firma/files/37996673050.pdfIn PDF document text
- https://t-groupvnxkld.com/uploads/news_file/bikoriwovutiwimukos.pdfIn PDF document text
- http://shacklefordlawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/bifod.pdfIn PDF document text
- https://windfreeklima.com/upload/ckfinder/files/62267248269.pdfIn PDF document text
- https://ekransamara.ru/files/84758365579.pdfIn PDF document text
- http://eko-baby.ru/userfiles/file/19253296891.pdfIn PDF document text
- http://nhac.ditimchanly.org/Images_upload/files/pewibamedipituzezivodasa.pdfIn PDF document text
- http://litho-and-co.fr/ckeditor/upload/files/20742386652.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=download+pedometer+step+counter+apkPDF 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_off0000e872.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE872 | 10864 bytes |
SHA-256: 730b267b171f2c5ac4ce7161cecbbc986b1c70030b251cb4ac30b872c79b9bbe |
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font_01_sfnt_off0001019e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1019E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000119b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x119B0 | 19344 bytes |
SHA-256: 1575bee3d4a511d27ad9547f3b8a29557274d3ba92877c4c7f045a332429c6ac |
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