MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a high ML score and ClamAV detection. It contains numerous links to external websites, many hosted on compromised or disposable domains, indicating a link farm designed to redirect users. The presence of these links suggests an attempt to direct users to phishing sites or download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9963
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 http://powerfalcon.net/uppic/files/riwijiwokesuxewefenome.pdf In PDF document text
- http://jump360.co/upload/files/20210918034739.pdfIn PDF document text
- https://fresh-cherries.com/ckfinder/userfiles/files/68150042475.pdfIn PDF document text
- http://galantemontagnana.it/ckfinder/userfiles/files/kopogumi.pdfIn PDF document text
- http://loadcell.vn/Images_upload/files/jibaxudikitorunakusi.pdfIn PDF document text
- http://elsped.hu/files/file/99870716749.pdfIn PDF document text
- http://hoteldanang.com/uploads/images/files/82841579562.pdfIn PDF document text
- http://www.weilandensemble.nl/ckfinder/userfiles/files/49117140514.pdfIn PDF document text
- https://ceccarmehedinti.ro/userfiles/file/95935049949.pdfIn PDF document text
- https://www.syah.org/wp-content/plugins/super-forms/uploads/php/files/789cd965bf972bf380d08a0768231abe/madelavavejifu.pdfIn PDF document text
- http://www.synagoge-stommeln.de/ckfinder/userfiles/files/jalofukuvoxetefaw.pdfIn PDF document text
- https://ziyang100.com/userfiles/file/art_16321888168696.pdfIn PDF document text
- https://southwestlooms.com/admin/userfiles/files/jereviduda.pdfIn PDF document text
- https://distriparkbotlek.nl/userfiles/files/88362480447.pdfIn PDF document text
- http://alphanaturehk.com/userfiles/file/nevukufogufo.pdfIn PDF document text
- http://form4concrete.ru/pics/cont/file/27403929424.pdfIn PDF document text
- https://slide-bearing.com/d/files/vopibavamu.pdfIn PDF document text
- http://cn-junsheng.com/upload/file///202192642640.pdfIn PDF document text
- http://work4shop.cz/userfiles/file/ladivexukafuroj.pdfIn PDF document text
- http://www.kidnuri.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134c05ec2226---83570135337.pdfIn PDF document text
- http://adhdesign.de/userContent/files/20210903161939-91585116306.pdfIn PDF document text
- https://loskutova.site/wp-content/plugins/super-forms/uploads/php/files/ed64e0b053f4b151b2181d1875d71a24/61806059151.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=unable+to+start+activity+componentinfo+androidPDF 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_off0000bbbf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBBBF | 22044 bytes |
SHA-256: 2976cdd894eaeb5cb27bc98f1c9576daf49a9acf2000342d08f93d1bc0686be5 |
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font_01_sfnt_off0000f5a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5A3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010dba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DBA | 11108 bytes |
SHA-256: 47b83a4629b788c63f67b8f3943eaed74af3f9d3dfa7e1785887586b15a36d7b |
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