MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple external URLs hosted on potentially compromised or disposable domains. These URLs are likely intended to host phishing pages or distribute further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 6
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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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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://synerhu.ru/uplcv?utm_term=amharic+alphabet+pdf PDF link annotation
- http://x04ydivan.ru/userfiles/file/kibejafemegun.pdfIn PDF document text
- https://lsp.od.ua/wp-content/plugins/super-forms/uploads/php/files/bt59k86esgo3opldl8aho7dge5/16642454382.pdfIn PDF document text
- http://pasted-radio.de/web/files/99267570494.pdfIn PDF document text
- http://safetyassessmentsolutions.co.uk/ckfinder/userfiles/files/pebekesodaxezixikova.pdfIn PDF document text
- http://festivaldeliteraturadepereira.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132a66f54ca4---49583491096.pdfIn PDF document text
- http://moscowballet.ru/userfiles/file/jigutaxumarow.pdfIn PDF document text
- http://ncteonline.com/userfiles/file/pulur.pdfIn PDF document text
- http://harissarantis.com/userfiles/files/jijijavegexu.pdfIn PDF document text
- http://tns-china.cn/editor_upload_image/file/15906502962.pdfIn PDF document text
- https://manhremhoangvan.com/wp-content/uploads/files/defomemebibexavud.pdfIn PDF document text
- http://18554080.com/userfiles/file/33681210543.pdfIn PDF document text
- http://fusiongrup.ro/userfiles/file/29473362888.pdfIn PDF document text
- http://qunjl.com/userfiles/files/mesivexenitatikisoro.pdfIn PDF document text
- http://www.barbazan-debat.fr/ckfinder/userfiles/files/posajapuzi.pdfIn PDF document text
- http://corse.annuaire-regional.com/ckfinder/userfiles/files/59267005553.pdfIn PDF document text
- https://etravelbox.com/scgtest/team-explore/uploads/files/13850776059.pdfIn PDF document text
- https://bocion.com/ckfinder/userfiles/files/65891656082.pdfIn PDF document text
- http://agilesolutions.in/uploads/96862938500.pdfIn PDF document text
- http://recamonde.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1612f7aad67afd---98164773394.pdfIn PDF document text
- http://nazycakes.com/userfiles/file/20346156766.pdfIn PDF document text
- https://ambalatender.com/upload/files/55242333078.pdfIn PDF document text
- http://terwaarde.be/ckfinder/userfiles/files/16524771958.pdfIn PDF document text
- http://marcelponjee.nl/ponjeefiles/file/59116007434.pdfIn PDF document text
- http://daiwavn.com/uploads/image/files/daxuwopimufuvezi.pdfIn PDF document text
- 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_off0000b953.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB953 | 17592 bytes |
SHA-256: 1c96e333edd7535a566df0fa10268f4ac62b1766e199bc6927d4d3fda3ef5dbe |
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font_01_sfnt_off0000e6b3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6B3 | 10616 bytes |
SHA-256: deea3b01b9590a44235203fbf4e8b3bcd9a99c4484c0662dea11f184f67842ac |
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font_02_sfnt_off0000feb1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEB1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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