MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to compromised CMS upload storage and disposable hosting, suggesting a phishing or redirection attempt. The ML classifier and ClamAV detection strongly indicate malicious intent. No scripts were extracted, but the structure and embedded URLs are indicative of a link farm designed to lure users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://hi-reid-solutions.com/wp-content/plugins/super-forms/uploads/php/files/bba851a353665494359534321ae2658a/75281360741.pdf In PDF document text
- http://iphonerepairservice.nl/app/webroot/files/userfiles/files/ledipebugunokijovesata.pdfIn PDF document text
- http://rajhansnursery.com/userfiles/file/41553336783.pdfIn PDF document text
- https://gulf-rope.com/images/bulk_images/files/40400716577.pdfIn PDF document text
- http://xetaihyundai.net/upload/files/nifosesixu.pdfIn PDF document text
- https://weborder.cloud/userfiles/file///75371753192.pdfIn PDF document text
- http://marcelponjee.nl/ponjeefiles/file/61332815632.pdfIn PDF document text
- http://olimpic.hu/ckfinder/userfiles/files/bikaferew.pdfIn PDF document text
- http://cp-tournament.org/ckfinder/userfiles/files/mijezefowotasonaralok.pdfIn PDF document text
- http://www.combatsim.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160bbba02f2dbf---luwitowovuvevedewasaji.pdfIn PDF document text
- http://farmaciafici.com/userfiles/files/33135537346.pdfIn PDF document text
- https://plasy.com/uploads/file/99983037964.pdfIn PDF document text
- http://storemisr.com/uploads/files/sesiremojajiwem.pdfIn PDF document text
- https://ahi.com.ua/wp-content/plugins/super-forms/uploads/php/files/64e5cef4c97fec24855bd5ccf0980032/zosagoxomarobivuzo.pdfIn PDF document text
- https://motelandratecuci.ro/userfiles/file/19617824143.pdfIn PDF document text
- https://www.glasswindowequipment.com/wp-content/plugins/super-forms/uploads/php/files/478aad1322433b3695268117bcfe43ee/5888060019.pdfIn PDF document text
- http://www.aluvascientific.com/UserFiles/file/kojeset.pdfIn PDF document text
- https://afanasyev-design.ru/wp-content/plugins/super-forms/uploads/php/files/9723af825fc8b655a28d2b74fa97cbba/bekoma.pdfIn PDF document text
- https://juraganmonyet.com/contents//files/9424140675.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=leybold+trivac+d4a+manualPDF link annotation
- http://kioskcondoweb.wpengine.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d20629e1034---97090830916.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_off0000d52c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD52C | 18448 bytes |
SHA-256: 4db67fc57080c4f8a7a1f4e0d72a03873b8d85aa00f56f3d47c24d8fb4e3a109 |
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font_01_sfnt_off0001040a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1040A | 10816 bytes |
SHA-256: abea0d5da2a34882afd150def296278f98f6ef24f60da1ba2d20c3a50b7585ac |
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font_02_sfnt_off00011d05.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D05 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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