MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links to external PDFs hosted on compromised websites, suggesting a lure to download further malicious content. The presence of multiple PDF link farm heuristics indicates an attempt to distribute malicious files through various compromised domains.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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://tradingphrases.com/userfiles/files/zoronufave.pdf In PDF document text
- http://www.myhhsi.com/wp-content/plugins/super-forms/uploads/php/files/3644a32aaedac13a29e6d7f2ea451b25/jogabevisefa.pdfIn PDF document text
- http://skuplaptop.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1607b578d10695---24121524238.pdfIn PDF document text
- http://bhttourist.com/upload/fckimagesfile/15471467456.pdfIn PDF document text
- http://dvif.fr/userfiles/file/zisovezut.pdfIn PDF document text
- https://popcouncilinstitute.org/wp-content/plugins/super-forms/uploads/php/files/f251fddbf4bb2a1744cd3d8545e37f40/nimojozig.pdfIn PDF document text
- https://www.formwork.co.uk/wp-content/plugins/super-forms/uploads/php/files/73bfssh4918j3k8m9mi8g4lrsu/dafaza.pdfIn PDF document text
- http://seosanhrd.com/userfiles/file/rexosizokanafomamisakana.pdfIn PDF document text
- http://stark-tools.ru/images/uploaded/79797418102.pdfIn PDF document text
- https://sieompaysdebray.fr/lesiom/txt/imgadmin/file/47617119688.pdfIn PDF document text
- http://szkolaprzybranowo.pl/ckfinder/userfiles/files/bixaraxofopuj.pdfIn PDF document text
- http://sl-light.ru/design/img/upload/file/79984317353.pdfIn PDF document text
- http://dekobonner.de/userfiles/file/bumuxiboriwudekudefijaxe.pdfIn PDF document text
- http://liqaa-lb.com/files/userfiles/files/1512304630.pdfIn PDF document text
- http://rc-modeller.se/images/file///82725513172.pdfIn PDF document text
- http://counterreaction.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607b22451cfd8---64878266632.pdfIn PDF document text
- https://cuacuonbentre.com/upload/files/tudus.pdfIn PDF document text
- http://benetworkingpro.com/ckfinder/userfiles/files/jafelinovolopamopir.pdfIn PDF document text
- https://ipcare.nl/wp-content/plugins/super-forms/uploads/php/files/lgh0r8kbbe7s2dq1mji71c8dng/79136635445.pdfIn PDF document text
- https://ijacr.net/assets_admin/ckfinder/core/connector/php/uploads/files/batagemefitaduvexunab.pdfIn PDF document text
- https://www.charroninc.com/wp-content/plugins/super-forms/uploads/php/files/7ff4e159eb6786de2e5b32ba5ddc3fa1/45201967386.pdfIn PDF document text
- http://geology.ie/wp-content/plugins/formcraft/file-upload/server/content/files/160ae298c4db37---7903341058.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=adobe+pdf+printer+for+windows+xp+free+downloadPDF 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_off0000d286.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD286 | 17380 bytes |
SHA-256: cf4876bc95f0ef5517af0fa8933f98e335ab93e486bc04bb0a0e5193e050b307 |
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font_01_sfnt_off0000ff40.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF40 | 10800 bytes |
SHA-256: 7311aa308ec0345789a094181906bf027d53e4314451de473245633ce229d357 |
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font_02_sfnt_off00011820.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11820 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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