MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The file is identified as malicious by ClamAV and an ML classifier, with multiple heuristics indicating it's a link farm pointing to compromised websites. The embedded URLs suggest a phishing or malware distribution attempt, likely delivered as a spearphishing attachment. No scripts were extracted, but the PDF structure and URL patterns are indicative of malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://crysiq.ru/uplcv?utm_term=someone+like+you+sheet+music+pdf PDF link annotation
- https://divorcioconsensual.com.br/wp-content/plugins/super-forms/uploads/php/files/58ab0279efcbf010263684f586f4f604/xiruri.pdfIn PDF document text
- https://pgp-puh.hr/fck_media/file/samusoviret.pdfIn PDF document text
- https://2-view.org/home/view/public_html/ckfinder/userfiles/files/58429061565.pdfIn PDF document text
- https://ijfbacknumber.com/editor_up/mufojafa.pdfIn PDF document text
- http://www.magicapro.it/wp-content/plugins/formcraft/file-upload/server/content/files/161382cf9eccdd---popizofakoninivaz.pdfIn PDF document text
- http://www.expertnutritionadvisor.com/wp-content/plugins/formcraft/file-upload/server/content/files/161379cad73847---nugagofonarudodu.pdfIn PDF document text
- http://thaihotelsale.com/FileData/ckfinder/files/20210916_671A7FDB2C4C0EE0.pdfIn PDF document text
- http://currycornersugarland.com/admin/images/file/baketeseratuf.pdfIn PDF document text
- http://xn--66-6kc8bfmkmjd.xn--p1ai/admin/ckfinder/userfiles/files/1322439340.pdfIn PDF document text
- http://stlukesfp.org/ckfinder/userfiles/files/jazamurunidileraliboriv.pdfIn PDF document text
- https://digiconelectronics.com/media/salotazogorajalonamuk.pdfIn PDF document text
- http://neapol-m.ru/usr/file/46506023208.pdfIn PDF document text
- http://momsystem.ru/public/file/gisobimikika.pdfIn PDF document text
- https://doxity.ro/ckfinder/userfiles/files/43878585259.pdfIn PDF document text
- http://creativeindustries.ru/uploads/userfiles/file/jibefakowipajitad.pdfIn PDF document text
- http://mitcostruttori.it/userfiles/files/97071690219.pdfIn PDF document text
- https://sieuthigo.vn/upload/ck/files/66694783551.pdfIn PDF document text
- http://mazdooradda.com/userfiles/file/66139437257.pdfIn PDF document text
- https://duocvinhkim.com/userfiles/file/ritidedobavasabe.pdfIn PDF document text
- http://hkbroadwin.com/userfiles/diwifodusux.pdfIn PDF document text
- https://www.institutvzdelavani.cz/files/62321951794.pdfIn PDF document text
- http://karinameal.com/imgdish/files/sididezavexup.pdfIn PDF document text
- http://pepinieres-soupe.com/userfiles/file/62349558642.pdfIn PDF document text
- http://digitalpolicycouncil.org/imagenes/file/69172295671.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_off0000ee85.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE85 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001069c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1069C | 11004 bytes |
SHA-256: b4ce63d43c7449290f9cbbbcd90b53176258c795909c52f8c92aae9db61a0ecb |
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font_02_sfnt_off00011ff6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FF6 | 17528 bytes |
SHA-256: aac7a097f042ed7d2bb02cef79a90fa017a25073a94502227598f45226aa0dba |
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