MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains numerous links pointing to compromised websites and disposable hosting, suggesting a link farm or phishing lure. The presence of external URIs and link farms indicates an attempt to redirect the user to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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 http://brette-animation.com/userfiles/file/74839503743.pdf In PDF document text
- http://www.carolglassman.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a96eb31341e---11272909166.pdfIn PDF document text
- http://placc.info/up_image/3053904278.pdfIn PDF document text
- http://virtuozi.ru/sites/all/sites/virtuozi.ru/files/mirojirodate.pdfIn PDF document text
- http://elsekmont.eu/userfiles/file/kokotofoloxagemo.pdfIn PDF document text
- https://tkquiz.com/userfiles/file/91608143391.pdfIn PDF document text
- http://phatnang.com/media/ftp/file/2498222876.pdfIn PDF document text
- http://wypelnienia.kratex.pl/wp-content/plugins/super-forms/uploads/php/files/962f3b49f4d8b943561463ca73a9b7dc/boxezurif.pdfIn PDF document text
- http://oneself.pro/wp-content/plugins/formcraft/file-upload/server/content/files/160876b02e9ab6---vemuzetaminokiluwi.pdfIn PDF document text
- https://vanrun-it.nl/userfiles/files/296608301.pdfIn PDF document text
- http://www.recetasyconsejos.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bd9de7bbf16---segipilamenaxedizufexenof.pdfIn PDF document text
- https://aliencosmicexpo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160833ce46134b---94883618663.pdfIn PDF document text
- https://teenvolunteerdallas.org/wp-content/plugins/super-forms/uploads/php/files/46f9821c394c146ac2cc848dc0f6a64a/67119728801.pdfIn PDF document text
- https://www.toptalentusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/16089fd6c49710---pamemubagujode.pdfIn PDF document text
- https://rebel-guitars.com/wp-content/plugins/super-forms/uploads/php/files/03ead024e0bb4c2b99bc55bc23b14d01/vixar.pdfIn PDF document text
- http://investin-khj.ir/ckfinder/userfiles/files/36846755582.pdfIn PDF document text
- https://www.acetechnology.co.in/wp-content/plugins/super-forms/uploads/php/files/6o5332fjt0p5ma139qq1t90c6b/kexozegetamosofesanogi.pdfIn PDF document text
- http://kimbuunguyen.com/uploads/userfiles/file/gunafuvagafukasewodonimi.pdfIn PDF document text
- http://www.jesuseslaroca.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607e1d954386d---64511842515.pdfIn PDF document text
- https://daquin-ferriere.fr/userfiles/file/23813888972.pdfIn PDF document text
- https://csom.cz/wp-content/plugins/super-forms/uploads/php/files/e6a43fa6cc9a11145ff2700161b32eeb/78835362390.pdfIn PDF document text
- http://sarljarry.fr/userfiles/file/telasekafelalopatimukixub.pdfIn PDF document text
- https://rhdplumbing.com/wp-content/plugins/super-forms/uploads/php/files/d1266670a012e3f99315ac379111cf44/jebozojikapos.pdfIn PDF document text
- http://capri.lt/userfiles/files/3734024317.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=how+to+write+a+report+on+accidentPDF 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_off0000e9d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9D4 | 16292 bytes |
SHA-256: 27f56b409370aade3746786f0cc6a54843fcaa7f205e2418776bef345e73cf82 |
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font_01_sfnt_off000113e0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x113E0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012bf7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12BF7 | 10372 bytes |
SHA-256: 346a90d2c12b5c5e9e9fa500e18e5ddc1b51ce2a5b2f418197f0710d14dff274 |
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