MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous external links, many pointing to compromised CMS uploads or disposable hosting, forming a link farm. The presence of these links suggests an attempt to redirect users to malicious sites, likely for credential harvesting or further malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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://philabc.ru/uplcv?utm_term=working+with+emotional+intelligence+pdf PDF link annotation
- http://plise.org/userfiles/file/dudutibom.pdfIn PDF document text
- http://sinching.com/uploadpic/files/202109120401128565.pdfIn PDF document text
- https://sanaspinler.com/calisma2/files/uploads/texupelufefopu.pdfIn PDF document text
- https://dukupahit.com/contents/files/bokijumugobuperadar.pdfIn PDF document text
- http://sostrevalli.it/userfiles/files/4886646404.pdfIn PDF document text
- http://nasfthr.com/userfiles/file/girilirirupeni.pdfIn PDF document text
- https://deniz-sogutma.org/img/userfiles/file/48682853246.pdfIn PDF document text
- http://finproekt-msk.ru/userfiles/file/xivigadivinerusagifa.pdfIn PDF document text
- https://onlineadda.organicemall.com/ckfinder/userfiles/files/77913416294.pdfIn PDF document text
- http://top1np.com/ckfinder/userfiles/files/wojosiretulufofuperimopu.pdfIn PDF document text
- http://videoacceso.com/wp-content/plugins/formcraft/file-upload/server/content/files/16141ec5b7bdbb---99425982456.pdfIn PDF document text
- https://textosolutionslinguistiques.com/upload/editor/file/8154513297.pdfIn PDF document text
- http://guowangcable.com/d/files/37260838445.pdfIn PDF document text
- https://lingchuanfloor.com/app/webroot/userfiles/files/kobunenideruxat.pdfIn PDF document text
- http://valentine.tutaylamhet.com/storage/ckfinder/files/texifalidazulojoko.pdfIn PDF document text
- https://instalacje-elektryczne.net/ckfinder/userfiles/files/68797785254.pdfIn PDF document text
- http://yameitecl.com/ckfinder/userfiles/files/20210902_044521.pdfIn PDF document text
- http://hangquangauto.com/files/87939173116.pdfIn PDF document text
- http://greensquares.in/userfiles/file///99915882502.pdfIn PDF document text
- http://www.airportlimofortlauderdale.net/wp-content/plugins/formcraft/file-upload/server/content/files/161404d85eea7e---xujibodefibubekefuvubuvel.pdfIn PDF document text
- http://busankid.com/webfiles/board/file///42581078320.pdfIn PDF document text
- http://jamesandsons.ca/userfiles/file/pejewaperalorilovilirimu.pdfIn PDF document text
- http://vincityhomes.vn/wp-content/plugins/super-forms/uploads/php/files/d8u80crl8i07k89aq2712ki46m/jopofuxowegiwakokexodibev.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_off0000b673.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB673 | 14952 bytes |
SHA-256: 56f80db2ee987ce239ecabae53ee1a1f43a7a8b7aeefd92669ba1e9be29aac19 |
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font_01_sfnt_off0000dbe6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBE6 | 11072 bytes |
SHA-256: 542e51a07eda4e1c90179897a7f8374a27bb87570e79c603903d0621830b076f |
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font_02_sfnt_off0000f558.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF558 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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