MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file is identified as malicious by ML classifiers and ClamAV, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to compromised CMS uploads or disposable hosting, indicating a link farm or redirection scheme. The document body is heavily obfuscated and unreadable, but the heuristics and URL analysis strongly suggest a malicious intent to redirect users.
Machine Learning
- Nyx PDF Classifier malicious score 0.9970
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://europartner2.pl/uploads/15566358848.pdf In PDF document text
- https://limpjet.com.br/wp-content/plugins/super-forms/uploads/php/files/5a80173f3f5c2620dd9ad7e0514a35df/ritolizibaderu.pdfIn PDF document text
- https://nobleanimalsanctuary.org/wp-content/plugins/super-forms/uploads/php/files/tmp/jubafupinimuvo.pdfIn PDF document text
- http://runo34.ru/attachments/file/xepozifufefafijidizitog.pdfIn PDF document text
- http://gennarimaq.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16070dcd1c8124---dirasowunu.pdfIn PDF document text
- http://club-integra.ru/userfiles/file/fowiponabuxote.pdfIn PDF document text
- http://interiorconsignments.com/media/file/37542704657.pdfIn PDF document text
- https://actaviaserica.org/board/file/files/lasomutujexitisipovurefa.pdfIn PDF document text
- https://wills.sg/wp-content/plugins/super-forms/uploads/php/files/2c82db5e8437c8f3693717435df17ac7/38328269856.pdfIn PDF document text
- http://hoondb.com/wp-content/plugins/formcraft/file-upload/server/content/files/160945754996e9---66814837450.pdfIn PDF document text
- http://sage-chem.com/image/files/20210613_113011.pdfIn PDF document text
- http://cafemsoffice.com/userfiles/files/47256984920.pdfIn PDF document text
- https://www.basur-tedavisi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160805d91a89bc---83044558870.pdfIn PDF document text
- http://bukharasuwanee.com/sites/default/files/file/paruxemafowi.pdfIn PDF document text
- https://contabil-fiscal.ro/mm/file/3849072882.pdfIn PDF document text
- http://www.grundys.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160890b4958189---jamanejaxewalarafebajila.pdfIn PDF document text
- http://ketoanaca.com/uploads/image/files/23720029845.pdfIn PDF document text
- https://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/d12d978f6d731c79cae0b7e525c5cde3/magifoxaxakexonepesakul.pdfIn PDF document text
- https://massagetheory.ca/wp-content/plugins/super-forms/uploads/php/files/5f6485d04c2efed0a6adddb3ce892a42/fakodefo.pdfIn PDF document text
- https://kayakbranson.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c7fdb2b000---nawesokakubezebomila.pdfIn PDF document text
- https://yziact.fr/wp-content/plugins/super-forms/uploads/php/files/estr8bui7k4pgodqhjml8aihn2/36456267931.pdfIn PDF document text
- http://www.sensible-seeds-premium.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081807695464---11575906957.pdfIn PDF document text
- http://xperion.hu/wp-content/plugins/super-forms/uploads/php/files/2fd5d9447169f4aa0beda175fe88787f/tomexeze.pdfIn PDF document text
- https://baconbites.com/wp-content/plugins/super-forms/uploads/php/files/d3o8s8rq0shdi0jnr6rhf17et2/viwokunoromeb.pdfIn PDF document text
- http://kaplanpm.com/wp-content/plugins/formcraft/file-upload/server/content/files/160701082b412c---22426928834.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=a+genetic+disease+that+causes+iron+overload+isPDF 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_off0000ebb9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBB9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000103d0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103D0 | 10796 bytes |
SHA-256: a03a47d3e481220da74041830d5fafa4847b09b75a4910038a3ddc8aa8fdb685 |
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font_02_sfnt_off00011c7a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C7A | 16824 bytes |
SHA-256: fb721067d9db581af94f3a9dafa89169754894adc905667cf3863324b1c69b4f |
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