MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, many of which point to compromised or disposable hosting domains, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly support its malicious nature, classifying it as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9986
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://bd-sokolovska.eu/userfiles/file/lowilewuwuzadifuk.pdf In PDF document text
- https://aviseco.ro/userfiles/file/70848451661.pdfIn PDF document text
- http://ipjanah.ir/wp-content/plugins/super-forms/uploads/php/files/l352k25iconjsacd3o2li3geau/89124030069.pdfIn PDF document text
- https://panificiopasticceriabattaglia.it/file/gomekewudusudipamabomu.pdfIn PDF document text
- http://www.pianoszimmermann.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b57f5a39acf---52298658405.pdfIn PDF document text
- https://lion-trading.co.uk/wp-content/plugins/super-forms/uploads/php/files/9krjkn9j5saflukoas2qfdh9dh/10802103828.pdfIn PDF document text
- https://geneolock.com/locktactyuma/userfiles/file/39087764841.pdfIn PDF document text
- https://topclassgreenery.nl/images/file/58720674760.pdfIn PDF document text
- https://alrashed-alsaleh.com/userfiles/files/52905792261.pdfIn PDF document text
- http://www.blackhillsdancecentre.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b0b3375ff15---48819881254.pdfIn PDF document text
- http://www.rodnolespropertymanagement.com/siteuploads/editorimg/file/kogubi.pdfIn PDF document text
- http://doks-films.com/pcms/content/file/kazexaxujugawobimak.pdfIn PDF document text
- http://chinasoftcore.com/userfiles/file///zuseporigagijejigeto.pdfIn PDF document text
- https://www.kiakaha.gr/wp-content/plugins/super-forms/uploads/php/files/9odmeqmtrat8ph1gro5ulrhgtk/piwojolexo.pdfIn PDF document text
- http://novichiha.ru/pic/file/xijaruduzukadigetud.pdfIn PDF document text
- http://gourmethousemacau.com/UploadFilesfile///31345298802.pdfIn PDF document text
- https://homini.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1606f215378eda---88746439315.pdfIn PDF document text
- http://rockghs1965.com/clients/8/8c/8c68d0bbb6adb8fad5f76254a0516489/File/8869687886.pdfIn PDF document text
- http://timnhanhonline.net/upload/files/wabatobivoju.pdfIn PDF document text
- https://pluviaterra.mx/wp-content/plugins/super-forms/uploads/php/files/d21957fb3d817657c81933d9fac4a3e2/rotefuvamasezopunide.pdfIn PDF document text
- https://mattweidnerlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c28df11e9f5---nalelela.pdfIn PDF document text
- https://www.icslights.com/wp-content/plugins/super-forms/uploads/php/files/47c7221ffe0109454718d0761bb448d1/xezekofewitamanubavumo.pdfIn PDF document text
- https://www.mobytec.com.br/mobytec/wp-content/plugins/formcraft/file-upload/server/content/files/160b346774c9de---37503401218.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=accounting+information+systems+10th+edition+pdf+downloadPDF link annotation
- https://www.posluh.hr/ckfinder/userfiles/files/71469948170.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_off00011ec8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11EC8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000136df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x136DF | 11524 bytes |
SHA-256: 97f3ad6467826a93e9bd0f592606276c5533d343ba957ea4cf91d20a63199b81 |
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font_02_sfnt_off000151f5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x151F5 | 16940 bytes |
SHA-256: 90ebe73d7317fb5534f00a4ff961594196620ab629a4190eb8d62c743a819ab9 |
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