MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with numerous URLs pointing to potentially compromised or disposable hosting, suggesting an attempt to redirect users to malicious sites. The presence of multiple external URIs and a link farm pattern strongly supports a phishing or SEO manipulation attack vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://alsultantrading.ae/userfiles/files/16863821312.pdf In PDF document text
- http://conhantaoankhanh.com/webroot/img/files/javijipibureme.pdfIn PDF document text
- http://honderhotel.com/UploadFiles/FCKeditor/20210911180850.pdfIn PDF document text
- http://studioingegneramato.com/userfiles/files/13945503826.pdfIn PDF document text
- https://jbdclothiers.net/emailer/userfiles/file/45585160513.pdfIn PDF document text
- http://jor-agric-aqua.com/user_img/files/gafereju.pdfIn PDF document text
- http://yarpb.ru/pic/userfile/lurobebomebakurivamit.pdfIn PDF document text
- http://budropol.de/Upload/file/lomesekadeserazinonibin.pdfIn PDF document text
- https://www.sharpeningfactory.com/wp-content/plugins/formcraft/file-upload/server/content/files/16149732656216---56645607042.pdfIn PDF document text
- http://aumnat2car.com/ckfinder/core/connector/php/upload/files/padujaxonudigifuve.pdfIn PDF document text
- https://ovistar-dz.com/ckfinder/userfiles/files/13442982468.pdfIn PDF document text
- http://tygodnikzuzlowy.pl/ckfinder/userfiles/files/satogenapawiwemedigubikaf.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16141b0385bdb4---gobifewenuropugu.pdfIn PDF document text
- http://runnersavezzano.it/public/userfiles/file/xefupozupuvazazagegi.pdfIn PDF document text
- http://xn--80aafjbawrcdgsodbdciig4a5v.xn--p1ai/pict/file/13596188145.pdfIn PDF document text
- https://suprizpin.com/calisma2/files/uploads/27172687188.pdfIn PDF document text
- http://asu.com.vn/wp-content/plugins/super-forms/uploads/php/files/76qkimrsjm7vi5sgj3pda0tt8i/rotupolebepekezuboxekos.pdfIn PDF document text
- http://huijingweb.com/upload_fck/file/2021-9-22/20210922153119272418.pdfIn PDF document text
- https://philly.drinkpoint.com/uploads/files/502577932.pdfIn PDF document text
- http://studioambienteterritorio.it/userfiles/files/walinupujamojibe.pdfIn PDF document text
- https://bluetact.com/locktactyuma/userfiles/file/97385396589.pdfIn PDF document text
- http://gardensyellowcab.com/admin/images/file/lukuxiv.pdfIn PDF document text
- http://dmn.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1614edff4c0e0a---37341449873.pdfIn PDF document text
- http://kondicionery-lobnya.ru/upload_picture/file/najodotiwewidige.pdfIn PDF document text
- http://taikenplan.jp/ckfinder/userfiles/files/87597813745.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=find+the+volume+of+a+square+pyramidPDF 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_off0000b164.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB164 | 11164 bytes |
SHA-256: 9d20259db51fee959b59eac2e7b9b05ac02307531ed4e662bbb8a6fee5e38ba5 |
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font_01_sfnt_off0000cb0c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB0C | 14324 bytes |
SHA-256: 73b2b01a47c801f40a49a7e5382745bd1ead4a29e9a69d386c79db0d8ecd0ba8 |
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font_02_sfnt_off0000ee65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE65 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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