MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious Link
The PDF contains numerous links, many of which point to compromised CMS upload directories, suggesting a phishing or redirection scheme. The ML classifier and ClamAV detection strongly indicate malicious intent, likely to lure users to malicious sites or download further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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 http://alumcity.ru/userfiles/file/38141970218.pdf In PDF document text
- http://fouladsazanco.com/Upload/file/33774060810.pdfIn PDF document text
- https://gresathouse.com/wp-content/plugins/super-forms/uploads/php/files/8686e752fb9972e2b7793e84a7799903/6958031278.pdfIn PDF document text
- https://service-panev.com/userfiles/59294116723.pdfIn PDF document text
- https://www.euroservicemilano.it/wp-content/plugins/formcraft/file-upload/server/content/files/1608524e2dde73---28170384896.pdfIn PDF document text
- https://georgiamusicpartners.org/wp-content/plugins/super-forms/uploads/php/files/b2ae6047d6feb1735d9e566e9b17e442/sixekikufebibupejumag.pdfIn PDF document text
- https://asiaviews.org/wp-content/plugins/super-forms/uploads/php/files/86vs0koglk5dmbhbpobmmhoa30/rafemipituru.pdfIn PDF document text
- https://rugerwafers.com/demo/ruger/beta/userfiles/files/83715313601.pdfIn PDF document text
- http://studiolorenzino.eu/userfiles/files/34103250078.pdfIn PDF document text
- http://oxigensupplies.com/shipinc/userfiles/files/zoropabukapi.pdfIn PDF document text
- http://orchid-daikanyama.com/userfiles/file/13329897076.pdfIn PDF document text
- https://118highschool.am/wp-content/plugins/super-forms/uploads/php/files/94a37a7026650223f0375b423dffd087/zolevolunojukawadewa.pdfIn PDF document text
- https://sasalidayanisma.org/uploads/file/fakutujomixefubo.pdfIn PDF document text
- http://aquatherm-graz.at/files/legojavijozi.pdfIn PDF document text
- http://nissanotogovap.com/uploads/images/files/98717410877.pdfIn PDF document text
- http://alnoorcity.com/userfiles/file/soviviruratoduku.pdfIn PDF document text
- https://www.higher-energy-trampolineclub.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c2b2c813468---devixezoritumabezezaxi.pdfIn PDF document text
- http://deltastal.ru/userfiles/file/buketukopuzojavivivujojur.pdfIn PDF document text
- http://beiwendq.com//data/attachment/file/81730214333.pdfIn PDF document text
- https://daluxerealty.com/wp-content/plugins/super-forms/uploads/php/files/to6cftibhmf3mj8oqf9gpqeu00/jipozarawabokorab.pdfIn PDF document text
- http://www.emailposte.com/pictures/70075191478.pdfIn PDF document text
- http://nhaphangmy.us/upload/files/bewokevuduxetobumibilala.pdfIn PDF document text
- https://www.asahinafunnels.com/wp-content/plugins/super-forms/uploads/php/files/a2a2eb89a392i26vs98euj0ias/julitotudotizopev.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=can+you+play+scotland+yard+with+2+playersPDF 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_off0000e38e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE38E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fba0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBA0 | 16760 bytes |
SHA-256: f648d1399f99b3b57be787153dd0888e04e9344b3129020de640fc9bd2129e97 |
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font_02_sfnt_off00012739.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12739 | 11064 bytes |
SHA-256: 55ed0105b52cebb452a9d2620b4d145fffb7f64e89ad7a80e191ba7c91c8b395 |
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