MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with numerous URLs pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The document body is heavily obfuscated and unreadable, providing no direct content clues, but the overall structure and URL analysis strongly suggest a malicious lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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 https://miamivanservice.net/wp-content/plugins/formcraft/file-upload/server/content/files/1609cef8845a5a---kolewuwegasos.pdf
- https://holocaustresearch.pl/nowy/photo/file/mafowibudu.pdf
- http://aucoindeshalles.fr/menu/file/57495155080.pdf
- https://www.goldenplanet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1609e25313e394---67143387454.pdf
- https://retentionstudentexperience.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607787e825314---94843043975.pdf
- https://armagedonspedycja.pl/files/file/91703591409.pdf
- http://vtvxm.vn/userfiles/file/57676027813.pdf
- http://stylist.in.ua/wp-content/plugins/formcraft/file-upload/server/content/files/1606d313e3e48b---nomelus.pdf
- https://espaciocultivarte.com/ckfinder/userfiles/files/17226269697.pdf
- https://tl-systems.hu/files/files/49559193855.pdf
- https://afanasyev-design.ru/wp-content/plugins/super-forms/uploads/php/files/7464602899459694bae93ddd29bda62a/gojowodetenexa.pdf
- http://highendschmiede.de/highendfiles/file/29794876010.pdf
- https://growlocals.com/wp-content/plugins/super-forms/uploads/php/files/4b9960c59b4c9945605bd6cfee6c5738/doratigijaberunotesen.pdf
- https://aftaplan.com/works/peepsparty/html/upload_files/file/85379898829.pdf
- http://fsoa.cn/userfiles/file/96885110117.pdf
- https://c4ir.ae/wp-content/plugins/super-forms/uploads/php/files/m2s8lfjuohea1inc1rnhmvtlh3/15345666263.pdf
- https://deewo.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607466d0ba4f2---nuzanemagorunu.pdf
- http://suportti.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084fb2fdff11---17030471488.pdf
- https://qualitylightsolutions.com/wp-content/plugins/super-forms/uploads/php/files/2cf734712ea4c8d3976a31ffe6197949/36087399857.pdf
- http://kaplanpm.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609120dbc08d1---josexukinejizebuz.pdf
- https://www.higher-energy-trampolineclub.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079f28439bef---94712251479.pdf
- http://sacoorhealth.pt/site/upload/file/dotowe.pdf
- http://localhomesales.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1606f450f48e55---zilanujafezibajumise.pdf
- https://ceccargiurgiu.ro/userfiles/file/31537657319.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=gta+vice+city+3+system+requirements
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000efe9.binbbf6a181649de906fff62b017f27b1a63023fffe2bfd5652b83bd4aac70ca53d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFE9 | 18228 bytes |
font_01_sfnt_off00011f64.bin02167e046f6410b390d6f1a3a378023e3d9b1920f51618b253fdc18b559d1b91 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F64 | 10860 bytes |
font_02_sfnt_off0001388f.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1388F | 16792 bytes |
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